Methotrexate-impurities | Pharmaffiliates

methotrexate

An antimetabolite of the antifolate type, Methotrexate is an chemotherapy drug and used for treating autoimmune diseases like psoriasis, rheumatoid arthritis. It causes life threatening side effects. Reference standards of Methotrexate API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

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(
    [pname] => Methotrexate - Impurity A (Hydrochloride Salt)
    [catalogue_number] => PA 13 0280011
    [category_ids] => ,78,75,76,82,
    [chemical_name] => 
    [weight] => 228.64
    [form] => C7H9ClN6O
    [cas] => 73978-41-3
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PA 13 0280011

Methotrexate - Impurity A (Hydrochloride Salt)


  • Catalogue No.:PA 13 0280011

  • CAS :

    73978-41-3

  • Molecular Formula : C7H9ClN6O

  • Molecular Weight : 228.64

stdClass Object
(
    [pname] => 7-Methylpteridine-2,4-diamine
    [catalogue_number] => PA 13 0281010
    [category_ids] => ,75,76,78,70,82,
    [chemical_name] => 
    [weight] => 176.18
    [form] => C7H8N6
    [cas] => 4215-07-0
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    [offers_product_code] => PA 13 0281010
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PA 13 0281010

7-Methylpteridine-2,4-diamine


  • Catalogue No.:PA 13 0281010

  • CAS :

    4215-07-0

  • Molecular Formula : C7H8N6

  • Molecular Weight : 176.18

20 % OFF
stdClass Object
(
    [pname] => Methotrexate - API Standards 
    [catalogue_number] => PA 13 28000
    [category_ids] => ,80,69,71,85,83,78,70,82,
    [chemical_name] => 
    [weight] => 454.44
    [form] => C20H22N8O5
    [cas] => 59-05-2
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PA 13 28000

Methotrexate - API Standards


  • Catalogue No.:PA 13 28000

  • CAS :

    59-05-2

  • Molecular Formula : C20H22N8O5

  • Molecular Weight : 454.44

stdClass Object
(
    [pname] => Methotrexate - Impurity B (Freebase)
    [catalogue_number] => PA 13 28020
    [category_ids] => ,70,71,78,80,81,82,97,
    [chemical_name] => 
    [weight] => 440.41
    [form] => C19H20N8O5
    [cas] => 54-62-6
    [pslug] => 54-62-6-methotrexate-impurity-b-freebase-pa1328020
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PA 13 28020

Methotrexate - Impurity B (Freebase)


  • Catalogue No.:PA 13 28020

  • CAS :

    54-62-6

  • Molecular Formula : C19H20N8O5

  • Molecular Weight : 440.41

stdClass Object
(
    [pname] => Methotrexate - Impurity C (Freebase)
    [catalogue_number] => PA 13 28030
    [category_ids] => ,70,71,78,80,82,
    [chemical_name] => 
    [weight] => 455.42
    [form] => C20H21N7O6
    [cas] => 2410-93-7
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PA 13 28030

Methotrexate - Impurity C (Freebase)


  • Catalogue No.:PA 13 28030

  • CAS :

    2410-93-7

  • Molecular Formula : C20H21N7O6

  • Molecular Weight : 455.42

20 % OFF
stdClass Object
(
    [pname] => Methotrexate - Impurity D
    [catalogue_number] => PA 13 28040
    [category_ids] => ,80,71,78,70,82,
    [chemical_name] => 
    [weight] => 326.31
    [form] =>  C15H14N6O3
    [cas] => 5623-18-7
    [pslug] => 5623-18-7-methotrexate-impurity-d-pa1328040
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PA 13 28040

Methotrexate - Impurity D


  • Catalogue No.:PA 13 28040

  • CAS :

    5623-18-7

  • Molecular Formula : C15H14N6O3

  • Molecular Weight : 326.31

20 % OFF
stdClass Object
(
    [pname] => Methotrexate - Impurity E (HCl Salt)
    [catalogue_number] => PA 13 28050
    [category_ids] => 70,71,78,80,82,83
    [chemical_name] => 
    [weight] => 687.12
    [form] => C30H31ClN14O4
    [cas] => 70844-48-3
    [pslug] => 70844-48-3-methotrexate-impurity-e-hcl-salt-pa1328050
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PA 13 28050

Methotrexate - Impurity E (HCl Salt)


  • Catalogue No.:PA 13 28050

  • CAS :

    70844-48-3

  • Molecular Formula : C30H31ClN14O4

  • Molecular Weight : 687.12

stdClass Object
(
    [pname] => Methotrexate - Impurity F (Freebase)
    [catalogue_number] => PA 13 28060
    [category_ids] => 85,83,69,80,70,78,82,71
    [chemical_name] => 
    [weight] => 454.44
    [form] => C20H22N8O5
    [cas] => 51865-79-3
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PA 13 28060

Methotrexate - Impurity F (Freebase)


  • Catalogue No.:PA 13 28060

  • CAS :

    51865-79-3

  • Molecular Formula : C20H22N8O5

  • Molecular Weight : 454.44

stdClass Object
(
    [pname] => Methotrexate - Impurity H (Freebase)
    [catalogue_number] => PA 13 28080
    [category_ids] => 71,82,78,70,80,69,83,85
    [chemical_name] => 
    [weight] => 468.47
    [form] => C21H24N8O5
    [cas] => 67022-39-3
    [pslug] => 67022-39-3-methotrexate-impurity-h-freebase-pa1328080
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PA 13 28080

Methotrexate - Impurity H (Freebase)


  • Catalogue No.:PA 13 28080

  • CAS :

    67022-39-3

  • Molecular Formula : C21H24N8O5

  • Molecular Weight : 468.47

20 % OFF
stdClass Object
(
    [pname] => Methotrexate - Impurity I (Freebase)
    [catalogue_number] => PA 13 28090
    [category_ids] => 71,82,78,70,80,69,83,85
    [chemical_name] => 
    [weight] => 468.47
    [form] => C21H24N8O5
    [cas] => 66147-29-3
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PA 13 28090

Methotrexate - Impurity I (Freebase)


  • Catalogue No.:PA 13 28090

  • CAS :

    66147-29-3

  • Molecular Formula : C21H24N8O5

  • Molecular Weight : 468.47

20 % OFF
stdClass Object
(
    [pname] => Methotrexate - Impurity J
    [catalogue_number] => PA 13 28100
    [category_ids] => ,78,70,82,
    [chemical_name] => 
    [weight] => 482.49
    [form] => C22H26N8O5
    [cas] => 34378-65-9
    [pslug] => 34378-65-9-methotrexate-impurity-j-pa1328100
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PA 13 28100

Methotrexate - Impurity J


  • Catalogue No.:PA 13 28100

  • CAS :

    34378-65-9

  • Molecular Formula : C22H26N8O5

  • Molecular Weight : 482.49

20 % OFF
stdClass Object
(
    [pname] => Methotrexate Triglutamate Trifluoroacetate
    [catalogue_number] => PA 13 28510
    [category_ids] => ,78,70,82,
    [chemical_name] => 
    [weight] => 712.67
    [form] => C30H36N10O11 xC2HF3O2
    [cas] => NA
    [pslug] => methotrexate-triglutamate-trifluoroacetate-pa1328510
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PA 13 28510

Methotrexate Triglutamate Trifluoroacetate


  • Catalogue No.:PA 13 28510

  • CAS :

    NA

  • Molecular Formula : C30H36N10O11 xC2HF3O2

  • Molecular Weight : 712.67

stdClass Object
(
    [pname] => Methotrexate Tetraglutamate Trifluoroacetate
    [catalogue_number] => PA 13 28520
    [category_ids] => ,78,70,82,
    [chemical_name] => 
    [weight] => 841.78
    [form] => C35H43N11O14 xC2HF3O2
    [cas] => NA
    [pslug] => methotrexate-tetraglutamate-trifluoroacetate-pa1328520
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PA 13 28520

Methotrexate Tetraglutamate Trifluoroacetate


  • Catalogue No.:PA 13 28520

  • CAS :

    NA

  • Molecular Formula : C35H43N11O14 xC2HF3O2

  • Molecular Weight : 841.78

stdClass Object
(
    [pname] => Methotrexate Pentaglutamate Trifluoroacetate
    [catalogue_number] => PA 13 28530
    [category_ids] => ,78,70,82,
    [chemical_name] => 
    [weight] => 970.9
    [form] => C40H50N12O17 xC2HF3O2
    [cas] => NA
    [pslug] => methotrexate-pentaglutamate-trifluoroacetate-pa1328530
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PA 13 28530

Methotrexate Pentaglutamate Trifluoroacetate


  • Catalogue No.:PA 13 28530

  • CAS :

    NA

  • Molecular Formula : C40H50N12O17 xC2HF3O2

  • Molecular Weight : 970.9

stdClass Object
(
    [pname] => Methopterine-d3
    [catalogue_number] => PA STI 061720
    [category_ids] => ,80,71,98,78,70,82,
    [chemical_name] => 
    [weight] => 458.44
    [form] => C20H18D3N7O6
    [cas] => NA
    [pslug] => methopterine-d3-pasti061720
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PA STI 061720

Methopterine-d3


  • Catalogue No.:PA STI 061720

  • CAS :

    NA

  • Molecular Formula : C20H18D3N7O6

  • Molecular Weight : 458.44

stdClass Object
(
    [pname] => 7-Hydroxy Methotrexate-d3
    [catalogue_number] => PA STI 049680
    [category_ids] => ,98,76,78,70,82,
    [chemical_name] => 
    [weight] => 473.46
    [form] => C20H19D3N8O6
    [cas] => 432545-62-5
    [pslug] => 432545-62-5-7-hydroxy-methotrexate-d3-pasti049680
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PA STI 049680

7-Hydroxy Methotrexate-d3


  • Catalogue No.:PA STI 049680

  • CAS :

    432545-62-5

  • Molecular Formula : C20H19D3N8O6

  • Molecular Weight : 473.46

stdClass Object
(
    [pname] => Methotrexate-d3
    [catalogue_number] => PA STI 059080
    [category_ids] => ,80,69,71,98,85,83,78,70,82,
    [chemical_name] => 
    [weight] => 457.46
    [form] => C20H19D3N8O5
    [cas] => 432545-63-6
    [pslug] => 432545-63-6-methotrexate-d3-pasti059080
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PA STI 059080

Methotrexate-d3


  • Catalogue No.:PA STI 059080

  • CAS :

    432545-63-6

  • Molecular Formula : C20H19D3N8O5

  • Molecular Weight : 457.46

stdClass Object
(
    [pname] => DL-Methotrexate-d3 Dipotassium Salt
    [catalogue_number] => PA STI 059090
    [category_ids] => ,80,69,71,85,83,98,78,70,82,
    [chemical_name] => 
    [weight] => 533.64
    [form] => C20H17D3K2N8O5
    [cas] => NA
    [pslug] => dl-methotrexate-d3-dipotassium-salt-pasti059090
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PA STI 059090

DL-Methotrexate-d3 Dipotassium Salt


  • Catalogue No.:PA STI 059090

  • CAS :

    NA

  • Molecular Formula : C20H17D3K2N8O5

  • Molecular Weight : 533.64

stdClass Object
(
    [pname] => Methotrexate Dimethylamide
    [catalogue_number] => PA 13 28540
    [category_ids] => ,78,70,82,
    [chemical_name] => 
    [weight] => 481.52
    [form] => C22H27N9O4
    [cas] => 71074-44-7
    [pslug] => 71074-44-7-methotrexate-dimethylamide-pa1328540
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PA 13 28540

Methotrexate Dimethylamide


  • Catalogue No.:PA 13 28540

  • CAS :

    71074-44-7

  • Molecular Formula : C22H27N9O4

  • Molecular Weight : 481.52

stdClass Object
(
    [pname] => (+/-)Amethopterin
    [catalogue_number] => PA 13 28550
    [category_ids] => ,78,70,82,
    [chemical_name] => 
    [weight] => 454.44
    [form] => C20H22N8O5
    [cas] => 60388-53-6
    [pslug] => 60388-53-6-amethopterin-pa1328550
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PA 13 28550

(+/-)Amethopterin


  • Catalogue No.:PA 13 28550

  • CAS :

    60388-53-6

  • Molecular Formula : C20H22N8O5

  • Molecular Weight : 454.44

stdClass Object
(
    [pname] => N-(4-Aminobenzoyl)-D-glutamic acid
    [catalogue_number] => PA 13 28560
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    [chemical_name] => 
    [weight] => 266.25
    [form] => C12H14N2O5
    [cas] => 5959-18-2
    [pslug] => 5959-18-2-n-4-aminobenzoyl-d-glutamic-acid-pa1328560
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PA 13 28560

N-(4-Aminobenzoyl)-D-glutamic acid


  • Catalogue No.:PA 13 28560

  • CAS :

    5959-18-2

  • Molecular Formula : C12H14N2O5

  • Molecular Weight : 266.25

stdClass Object
(
    [pname] => 4-[[(2-Amino-1,4-dihydro-4-oxo-6-pteridinyl)methyl]amino]benzoic Acid Methyl Ester
    [catalogue_number] => PA 13 28570
    [category_ids] => ,78,70,82,
    [chemical_name] => 
    [weight] => 326.31
    [form] => C15H14N6O3
    [cas] => 34794-87-1
    [pslug] => 34794-87-1-4-2-amino-1-4-dihydro-4-oxo-6-pteridinyl-methyl-amino-benzoic-acid-methyl-ester-pa1328570
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PA 13 28570

4-[[(2-Amino-1,4-dihydro-4-oxo-6-pteridinyl)methyl]amino]benzoic Acid Methyl Ester


  • Catalogue No.:PA 13 28570

  • CAS :

    34794-87-1

  • Molecular Formula : C15H14N6O3

  • Molecular Weight : 326.31

stdClass Object
(
    [pname] => Methotrexate - Impurity L
    [catalogue_number] => PA 13 28120
    [category_ids] => ,78,70,82,
    [chemical_name] => 
    [weight] => 280.28
    [form] => C13H16N2O5
    [cas] => 52980-68-4
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PA 13 28120

Methotrexate - Impurity L


  • Catalogue No.:PA 13 28120

  • CAS :

    52980-68-4

  • Molecular Formula : C13H16N2O5

  • Molecular Weight : 280.28

stdClass Object
(
    [pname] => Methotrexate - Impurity G
    [catalogue_number] => PA 13 28070
    [category_ids] => ,78,70,82,
    [chemical_name] => 
    [weight] => 587.60
    [form] => C28H29N9O6
    [cas] => 2519848-42-9
    [pslug] => 2519848-42-9-methotrexate-impurity-g-pa1328070
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PA 13 28070

Methotrexate - Impurity G


  • Catalogue No.:PA 13 28070

  • CAS :

    2519848-42-9

  • Molecular Formula : C28H29N9O6

  • Molecular Weight : 587.60

stdClass Object
(
    [pname] => 10-Deazaaminopterin
    [catalogue_number] => PA 13 0281000
    [category_ids] => ,75,76,123,81,70,78,82,
    [chemical_name] => 
    [weight] => 439.43
    [form] => C20H21N7O5
    [cas] => 52454-37-2
    [pslug] => 52454-37-2-10-deazaaminopterin-pa130281000
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PA 13 0281000

10-Deazaaminopterin


  • Catalogue No.:PA 13 0281000

  • CAS :

    52454-37-2

  • Molecular Formula : C20H21N7O5

  • Molecular Weight : 439.43

stdClass Object
(
    [pname] => 7-Cyanomethotrexate Dimethyl Ester
    [catalogue_number] => PA 13 0281001
    [category_ids] => ,75,76,78,70,82,
    [chemical_name] => 
    [weight] => 507.51
    [form] => C23H25N9O5
    [cas] => 112163-39-0
    [pslug] => 112163-39-0-7-cyanomethotrexate-dimethyl-ester-pa130281001
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PA 13 0281001

7-Cyanomethotrexate Dimethyl Ester


  • Catalogue No.:PA 13 0281001

  • CAS :

    112163-39-0

  • Molecular Formula : C23H25N9O5

  • Molecular Weight : 507.51

stdClass Object
(
    [pname] => Methotrexate-d3 Dimethyl Ester
    [catalogue_number] => PA 13 0281002
    [category_ids] => ,75,76,78,70,82,
    [chemical_name] => 
    [weight] => 485.52
    [form] => C22H23D3N8O5
    [cas] => 432545-60-3
    [pslug] => 432545-60-3-methotrexate-d3-dimethyl-ester-pa130281002
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PA 13 0281002

Methotrexate-d3 Dimethyl Ester


  • Catalogue No.:PA 13 0281002

  • CAS :

    432545-60-3

  • Molecular Formula : C22H23D3N8O5

  • Molecular Weight : 485.52

stdClass Object
(
    [pname] => 7-Hydroxy Methotrexate
    [catalogue_number] => PA 13 0281003
    [category_ids] => ,78,75,70,76,82,
    [chemical_name] => 
    [weight] => 470.45
    [form] => C20H22N8O6
    [cas] => 5939-37-7
    [pslug] => 5939-37-7-7-hydroxy-methotrexate-pa130281003
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PA 13 0281003

7-Hydroxy Methotrexate


  • Catalogue No.:PA 13 0281003

  • CAS :

    5939-37-7

  • Molecular Formula : C20H22N8O6

  • Molecular Weight : 470.45

stdClass Object
(
    [pname] => (2,4-Diaminopteridin-7-yl)methanol
    [catalogue_number] => PA 13 0281004
    [category_ids] => ,78,75,70,76,82,
    [chemical_name] => 
    [weight] => 192.18
    [form] => C7H8N6O
    [cas] => 881-33-4
    [pslug] => 881-33-4-2-4-diaminopteridin-7-yl-methanol-pa130281004
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PA 13 0281004

(2,4-Diaminopteridin-7-yl)methanol


  • Catalogue No.:PA 13 0281004

  • CAS :

    881-33-4

  • Molecular Formula : C7H8N6O

  • Molecular Weight : 192.18

stdClass Object
(
    [pname] => 2,4-Diaminopteridine
    [catalogue_number] => PA 13 0281005
    [category_ids] => ,78,75,70,76,82,
    [chemical_name] => 
    [weight] => 162.16
    [form] => C6H6N6
    [cas] => 1127-93-1
    [pslug] => 1127-93-1-2-4-diaminopteridine-pa130281005
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PA 13 0281005

2,4-Diaminopteridine


  • Catalogue No.:PA 13 0281005

  • CAS :

    1127-93-1

  • Molecular Formula : C6H6N6

  • Molecular Weight : 162.16

stdClass Object
(
    [pname] => 6-Methylpteridine-2,4-diamine
    [catalogue_number] => PA 13 0281006
    [category_ids] => ,78,75,70,76,82,
    [chemical_name] => 
    [weight] => 176.18
    [form] => C7H8N6
    [cas] => 708-74-7
    [pslug] => 708-74-7-6-methylpteridine-2-4-diamine-pa130281006
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PA 13 0281006

6-Methylpteridine-2,4-diamine


  • Catalogue No.:PA 13 0281006

  • CAS :

    708-74-7

  • Molecular Formula : C7H8N6

  • Molecular Weight : 176.18

stdClass Object
(
    [pname] => (4-Chlorobenzoyl)-L-glutamic Acid
    [catalogue_number] => PA 13 0281007
    [category_ids] => ,78,75,70,76,82,
    [chemical_name] => 
    [weight] => 285.68
    [form] => C12H12ClNO5
    [cas] => 57444-70-9
    [pslug] => 57444-70-9-4-chlorobenzoyl-l-glutamic-acid-pa130281007
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PA 13 0281007

(4-Chlorobenzoyl)-L-glutamic Acid


  • Catalogue No.:PA 13 0281007

  • CAS :

    57444-70-9

  • Molecular Formula : C12H12ClNO5

  • Molecular Weight : 285.68

stdClass Object
(
    [pname] => Methotrexate System Suitability Mixture
    [catalogue_number] => PA 13 0281008
    [category_ids] => ,80,71,76,75,93,78,70,82,
    [chemical_name] => 
    [weight] => NA
    [form] => NA
    [cas] => NA
    [pslug] => methotrexate-system-suitability-mixture-pa130281008
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PA 13 0281008

Methotrexate System Suitability Mixture


  • Catalogue No.:PA 13 0281008

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

stdClass Object
(
    [pname] => Aminopterin-α-hyrazide
    [catalogue_number] => PA 13 0281009
    [category_ids] => ,75,76,78,70,82,
    [chemical_name] => 
    [weight] => 454.45
    [form] => C19H22N10O4
    [cas] => 118359-33-4
    [pslug] => 118359-33-4-aminopterin-alpha-hyrazide-pa130281009
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PA 13 0281009

Aminopterin-α-hyrazide


  • Catalogue No.:PA 13 0281009

  • CAS :

    118359-33-4

  • Molecular Formula : C19H22N10O4

  • Molecular Weight : 454.45

stdClass Object
(
    [pname] => Diethyl (4-(methylamino)benzoyl)-L-glutamate
    [catalogue_number] => PA 13 0281011
    [category_ids] => ,75,76,78,70,82,
    [chemical_name] => 
    [weight] => 336.39
    [form] => C17H24N2O5
    [cas] => 2378-95-2
    [pslug] => 2378-95-2-diethyl-4-methylamino-benzoyl-l-glutamate-pa130281011
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PA 13 0281011

Diethyl (4-(methylamino)benzoyl)-L-glutamate


  • Catalogue No.:PA 13 0281011

  • CAS :

    2378-95-2

  • Molecular Formula : C17H24N2O5

  • Molecular Weight : 336.39

stdClass Object
(
    [pname] => Sodium (S)-2-(4-(((2,4-diaminopteridin-6-yl)methyl)(methyl)amino)-N-nitrosobenzamido)-2-methylpentanedioate
    [catalogue_number] => PA 13 0281012
    [category_ids] => ,70,75,76,78,82,162,
    [chemical_name] => 
    [weight] => 541.44
    [form] => C21H21N9Na2O6
    [cas] => NA
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PA 13 0281012

Sodium (S)-2-(4-(((2,4-diaminopteridin-6-yl)methyl)(methyl)amino)-N-nitrosobenzamido)-2-methylpentanedioate


  • Catalogue No.:PA 13 0281012

  • CAS :

    NA

  • Molecular Formula : C21H21N9Na2O6

  • Molecular Weight : 541.44

stdClass Object
(
    [pname] => (4-(((2,4-Diaminopteridin-6-yl)methyl)(nitroso)amino)benzoyl)-L-glutamic Acid
    [catalogue_number] => PA 13 0281013
    [category_ids] => 162,82,78,76,75,70
    [chemical_name] => 
    [weight] => 469.42
    [form] => C19H19N9O6
    [cas] => NA
    [pslug] => 4-2-4-diaminopteridin-6-yl-methyl-nitroso-amino-benzoyl-l-glutamic-acid-pa130281013
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PA 13 0281013

(4-(((2,4-Diaminopteridin-6-yl)methyl)(nitroso)amino)benzoyl)-L-glutamic Acid


  • Catalogue No.:PA 13 0281013

  • CAS :

    NA

  • Molecular Formula : C19H19N9O6

  • Molecular Weight : 469.42

stdClass Object
(
    [pname] => N-(4-(Methylamino)benzoyl)-N-nitroso-L-glutamic Acid
    [catalogue_number] => PA 13 0281014
    [category_ids] => ,70,75,76,78,82,162,
    [chemical_name] => 
    [weight] => 309.28
    [form] => C13H15N3O6
    [cas] => NA
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PA 13 0281014

N-(4-(Methylamino)benzoyl)-N-nitroso-L-glutamic Acid


  • Catalogue No.:PA 13 0281014

  • CAS :

    NA

  • Molecular Formula : C13H15N3O6

  • Molecular Weight : 309.28

stdClass Object
(
    [pname] => (4-(Methyl(nitroso)amino)benzoyl)-L-glutamic Acid
    [catalogue_number] => PA 13 0281015
    [category_ids] => ,70,75,76,78,82,162,
    [chemical_name] => 
    [weight] => 309.28
    [form] => C13H15N3O6
    [cas] => NA
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PA 13 0281015

(4-(Methyl(nitroso)amino)benzoyl)-L-glutamic Acid


  • Catalogue No.:PA 13 0281015

  • CAS :

    NA

  • Molecular Formula : C13H15N3O6

  • Molecular Weight : 309.28

stdClass Object
(
    [pname] => N-(4-(Methyl(nitroso)amino)benzoyl)-N-nitroso-L-glutamic Acid
    [catalogue_number] => PA 13 0281016
    [category_ids] => ,70,75,76,78,82,162,
    [chemical_name] => 
    [weight] => 338.28
    [form] => C13H14N4O7
    [cas] => NA
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PA 13 0281016

N-(4-(Methyl(nitroso)amino)benzoyl)-N-nitroso-L-glutamic Acid


  • Catalogue No.:PA 13 0281016

  • CAS :

    NA

  • Molecular Formula : C13H14N4O7

  • Molecular Weight : 338.28

stdClass Object
(
    [pname] => (4-(Methylamino)benzoyl)-D-glutamic Acid
    [catalogue_number] => PA 13 0281017
    [category_ids] => ,78,70,82,
    [chemical_name] => 
    [weight] => 280.28
    [form] => C13H16N2O5
    [cas] => 52030-86-1
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PA 13 0281017

(4-(Methylamino)benzoyl)-D-glutamic Acid


  • Catalogue No.:PA 13 0281017

  • CAS :

    52030-86-1

  • Molecular Formula : C13H16N2O5

  • Molecular Weight : 280.28

stdClass Object
(
    [pname] => (2,4-Diaminopteridine-6,7-diyl)dimethanol
    [catalogue_number] => PA 13 0281018
    [category_ids] => ,78,70,82,
    [chemical_name] => 
    [weight] => 222.21
    [form] => C8H10N6O2
    [cas] => NA
    [pslug] => 2-4-diaminopteridine-6-7-diyl-dimethanol-pa130281018
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PA 13 0281018

(2,4-Diaminopteridine-6,7-diyl)dimethanol


  • Catalogue No.:PA 13 0281018

  • CAS :

    NA

  • Molecular Formula : C8H10N6O2

  • Molecular Weight : 222.21

stdClass Object
(
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    [catalogue_number] => PA 13 0280021
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    [chemical_name] => 
    [weight] => 458.44
    [form] => C19H22N8O6
    [cas] => 1217459-90-9
    [pslug] => 1217459-90-9-methotrexate-impurity-b-hydrate-salt-pa130280021
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PA 13 0280021

Methotrexate - Impurity B (Hydrate Salt)


  • Catalogue No.:PA 13 0280021

  • CAS :

    1217459-90-9

  • Molecular Formula : C19H22N8O6

  • Molecular Weight : 458.44

stdClass Object
(
    [pname] => Diethyl (4-(methylamino)benzoyl)-D-glutamate
    [catalogue_number] => PA 13 0281019
    [category_ids] => ,78,70,82,
    [chemical_name] => 
    [weight] => 336.39
    [form] => C17H24N2O5
    [cas] => 51865-66-8
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PA 13 0281019

Diethyl (4-(methylamino)benzoyl)-D-glutamate


  • Catalogue No.:PA 13 0281019

  • CAS :

    51865-66-8

  • Molecular Formula : C17H24N2O5

  • Molecular Weight : 336.39

stdClass Object
(
    [pname] => Diethyl (4-(dimethylamino)benzoyl)-L-glutamate
    [catalogue_number] => PA 13 0281020
    [category_ids] => ,78,70,82,
    [chemical_name] => 
    [weight] => 350.42
    [form] => C18H26N2O5
    [cas] => 909874-43-7
    [pslug] => 909874-43-7-diethyl-4-dimethylamino-benzoyl-l-glutamate-pa130281020
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PA 13 0281020

Diethyl (4-(dimethylamino)benzoyl)-L-glutamate


  • Catalogue No.:PA 13 0281020

  • CAS :

    909874-43-7

  • Molecular Formula : C18H26N2O5

  • Molecular Weight : 350.42

stdClass Object
(
    [pname] => Diethyl (4-chlorobenzoyl)-L-glutamate
    [catalogue_number] => PA 13 0281021
    [category_ids] => ,78,70,82,
    [chemical_name] => 
    [weight] => 341.79
    [form] => C16H20ClNO5
    [cas] => NA
    [pslug] => diethyl-4-chlorobenzoyl-l-glutamate-pa130281021
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PA 13 0281021

Diethyl (4-chlorobenzoyl)-L-glutamate


  • Catalogue No.:PA 13 0281021

  • CAS :

    NA

  • Molecular Formula : C16H20ClNO5

  • Molecular Weight : 341.79

stdClass Object
(
    [pname] => Diethyl (4-hydroxybenzoyl)-L-glutamate
    [catalogue_number] => PA 13 0281022
    [category_ids] => ,78,70,82,
    [chemical_name] => 
    [weight] => 323.35
    [form] => C16H21NO6
    [cas] => 57963-63-0
    [pslug] => 57963-63-0-diethyl-4-hydroxybenzoyl-l-glutamate-pa130281022
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PA 13 0281022

Diethyl (4-hydroxybenzoyl)-L-glutamate


  • Catalogue No.:PA 13 0281022

  • CAS :

    57963-63-0

  • Molecular Formula : C16H21NO6

  • Molecular Weight : 323.35

stdClass Object
(
    [pname] => Methotrexate - Impurity L (Zinc Salt)
    [catalogue_number] => PA 13 0280121
    [category_ids] => ,78,70,82,
    [chemical_name] => 
    [weight] => 343.64
    [form] => C13H14N2O5Zn
    [cas] => 66104-81-2
    [pslug] => 66104-81-2-methotrexate-impurity-l-zinc-salt-pa130280121
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PA 13 0280121

Methotrexate - Impurity L (Zinc Salt)


  • Catalogue No.:PA 13 0280121

  • CAS :

    66104-81-2

  • Molecular Formula : C13H14N2O5Zn

  • Molecular Weight : 343.64

stdClass Object
(
    [pname] => Methotrexate Diethyl Ester
    [catalogue_number] => PA 13 0281024
    [category_ids] => ,78,70,82,
    [chemical_name] => 
    [weight] => 510.56
    [form] => C24H30N8O5
    [cas] => 43170-88-3
    [pslug] => 43170-88-3-methotrexate-diethyl-ester-pa130281024
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PA 13 0281024

Methotrexate Diethyl Ester


  • Catalogue No.:PA 13 0281024

  • CAS :

    43170-88-3

  • Molecular Formula : C24H30N8O5

  • Molecular Weight : 510.56

stdClass Object
(
    [pname] => (S)-5-Ethoxy-2-(4-(methylamino)benzamido)-5-oxopentanoic Acid
    [catalogue_number] => PA 13 0281025
    [category_ids] => ,78,70,82,
    [chemical_name] => 
    [weight] => 308.33
    [form] => C15H20N2O5
    [cas] => NA
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PA 13 0281025

(S)-5-Ethoxy-2-(4-(methylamino)benzamido)-5-oxopentanoic Acid


  • Catalogue No.:PA 13 0281025

  • CAS :

    NA

  • Molecular Formula : C15H20N2O5

  • Molecular Weight : 308.33

stdClass Object
(
    [pname] => (S)-5-Ethoxy-4-(4-(methylamino)benzamido)-5-oxopentanoic Acid
    [catalogue_number] => PA 13 0281026
    [category_ids] => ,78,70,82,
    [chemical_name] => 
    [weight] => 308.33
    [form] => C15H20N2O5
    [cas] => NA
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PA 13 0281026

(S)-5-Ethoxy-4-(4-(methylamino)benzamido)-5-oxopentanoic Acid


  • Catalogue No.:PA 13 0281026

  • CAS :

    NA

  • Molecular Formula : C15H20N2O5

  • Molecular Weight : 308.33

stdClass Object
(
    [pname] => (S)-2-(4-(((2,4-Diaminopteridin-6-yl)methyl)(methyl)amino)benzamido)-5-ethoxy-5-oxopentanoic Acid
    [catalogue_number] => PA 13 0281027
    [category_ids] => ,78,70,82,
    [chemical_name] => 
    [weight] => 482.5
    [form] => C22H26N8O5
    [cas] => 65148-64-3
    [pslug] => 65148-64-3-s-2-4-2-4-diaminopteridin-6-yl-methyl-methyl-amino-benzamido-5-ethoxy-5-oxopentanoic-acid-pa130281027
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PA 13 0281027

(S)-2-(4-(((2,4-Diaminopteridin-6-yl)methyl)(methyl)amino)benzamido)-5-ethoxy-5-oxopentanoic Acid


  • Catalogue No.:PA 13 0281027

  • CAS :

    65148-64-3

  • Molecular Formula : C22H26N8O5

  • Molecular Weight : 482.5

stdClass Object
(
    [pname] => (S)-4-(4-(((2,4-Diaminopteridin-6-yl)methyl)(methyl)amino)benzamido)-5-ethoxy-5-oxopentanoic Acid
    [catalogue_number] => PA 13 0281028
    [category_ids] => ,78,70,82,
    [chemical_name] => 
    [weight] => 482.5
    [form] => C22H26N8O5
    [cas] => 65148-63-2
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PA 13 0281028

(S)-4-(4-(((2,4-Diaminopteridin-6-yl)methyl)(methyl)amino)benzamido)-5-ethoxy-5-oxopentanoic Acid


  • Catalogue No.:PA 13 0281028

  • CAS :

    65148-63-2

  • Molecular Formula : C22H26N8O5

  • Molecular Weight : 482.5

stdClass Object
(
    [pname] => N-(4,6-Diaminopyrimidin-2-yl)nitrous Amide
    [catalogue_number] => PA 13 0281029
    [category_ids] => ,80,69,71,78,70,82,
    [chemical_name] => 
    [weight] => 154.13
    [form] => C4H6N6O
    [cas] => NA
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PA 13 0281029

N-(4,6-Diaminopyrimidin-2-yl)nitrous Amide


  • Catalogue No.:PA 13 0281029

  • CAS :

    NA

  • Molecular Formula : C4H6N6O

  • Molecular Weight : 154.13

stdClass Object
(
    [pname] => Diethyl (3-(methylamino)benzoyl)-L-glutamate
    [catalogue_number] => PA 13 0281030
    [category_ids] => ,75,76,78,70,82,
    [chemical_name] => 
    [weight] => 336.39
    [form] => C17H24N2O5
    [cas] => 2820151-35-5
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PA 13 0281030

Diethyl (3-(methylamino)benzoyl)-L-glutamate


  • Catalogue No.:PA 13 0281030

  • CAS :

    2820151-35-5

  • Molecular Formula : C17H24N2O5

  • Molecular Weight : 336.39

stdClass Object
(
    [pname] => Diethyl (2-(methylamino)benzoyl)-L-glutamate
    [catalogue_number] => PA 13 0281031
    [category_ids] => ,75,76,78,70,82,
    [chemical_name] => 
    [weight] => 336.39
    [form] => C17H24N2O5
    [cas] => 1029980-84-4
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PA 13 0281031

Diethyl (2-(methylamino)benzoyl)-L-glutamate


  • Catalogue No.:PA 13 0281031

  • CAS :

    1029980-84-4

  • Molecular Formula : C17H24N2O5

  • Molecular Weight : 336.39

stdClass Object
(
    [pname] => Methotrexate - Impurity L (Disodium Salt)
    [catalogue_number] => PA 13 0280122
    [category_ids] => ,78,70,82,
    [chemical_name] => 
    [weight] => 324.24
    [form] => C13H14N2Na2O5
    [cas] => 57444-71-0
    [pslug] => 57444-71-0-methotrexate-impurity-l-disodium-salt-pa130280122
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PA 13 0280122

Methotrexate - Impurity L (Disodium Salt)


  • Catalogue No.:PA 13 0280122

  • CAS :

    57444-71-0

  • Molecular Formula : C13H14N2Na2O5

  • Molecular Weight : 324.24

stdClass Object
(
    [pname] => N-(4-(((2,4-Diaminopteridin-6-yl)methyl)(methyl)amino)benzoyl)-N-nitroso-L-glutamic Acid
    [catalogue_number] => PA 13 0281032
    [category_ids] => ,80,69,71,85,83,78,70,82,
    [chemical_name] => 
    [weight] => 483.45
    [form] => C20H21N9O6
    [cas] => NA
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PA 13 0281032

N-(4-(((2,4-Diaminopteridin-6-yl)methyl)(methyl)amino)benzoyl)-N-nitroso-L-glutamic Acid


  • Catalogue No.:PA 13 0281032

  • CAS :

    NA

  • Molecular Formula : C20H21N9O6

  • Molecular Weight : 483.45

stdClass Object
(
    [pname] => N-(4-(((2,4-Diaminopteridin-6-yl)methyl)(nitroso)amino)benzoyl)-N-formyl-L-glutamic Acid
    [catalogue_number] => PA 13 0281033
    [category_ids] => ,80,69,71,85,83,78,70,82,
    [chemical_name] => 
    [weight] => 497.43
    [form] => C20H19N9O7
    [cas] => NA
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PA 13 0281033

N-(4-(((2,4-Diaminopteridin-6-yl)methyl)(nitroso)amino)benzoyl)-N-formyl-L-glutamic Acid


  • Catalogue No.:PA 13 0281033

  • CAS :

    NA

  • Molecular Formula : C20H19N9O7

  • Molecular Weight : 497.43

stdClass Object
(
    [pname] => Diethyl (4-(methyl(nitroso)amino)benzoyl)-D-glutamate
    [catalogue_number] => PA 13 0281034
    [category_ids] => ,80,69,71,85,83,78,70,82,
    [chemical_name] => 
    [weight] => 365.39
    [form] => C17H23N3O6
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PA 13 0281034

Diethyl (4-(methyl(nitroso)amino)benzoyl)-D-glutamate


  • Catalogue No.:PA 13 0281034

  • CAS :

    NA

  • Molecular Formula : C17H23N3O6

  • Molecular Weight : 365.39

stdClass Object
(
    [pname] => Diethyl N-(4-(methylamino)benzoyl)-N-nitroso-D-glutamate
    [catalogue_number] => PA 13 0281035
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    [weight] => 365.39
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PA 13 0281035

Diethyl N-(4-(methylamino)benzoyl)-N-nitroso-D-glutamate


  • Catalogue No.:PA 13 0281035

  • CAS :

    NA

  • Molecular Formula : C17H23N3O6

  • Molecular Weight : 365.39

stdClass Object
(
    [pname] => Diethyl N-(4-(methyl(nitroso)amino)benzoyl)-N-nitroso-D-glutamate
    [catalogue_number] => PA 13 0281036
    [category_ids] => ,80,69,71,85,83,78,70,82,
    [chemical_name] => 
    [weight] => 394.38
    [form] => C17H22N4O7
    [cas] => NA
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PA 13 0281036

Diethyl N-(4-(methyl(nitroso)amino)benzoyl)-N-nitroso-D-glutamate


  • Catalogue No.:PA 13 0281036

  • CAS :

    NA

  • Molecular Formula : C17H22N4O7

  • Molecular Weight : 394.38

stdClass Object
(
    [pname] => N-(4-(((2,4-Diaminopteridin-6-yl)methyl)(methyl)amino)benzoyl)-N-nitroso-D-glutamic Acid
    [catalogue_number] => PA 13 0281037
    [category_ids] => ,80,69,71,85,83,78,70,82,
    [chemical_name] => 
    [weight] => 483.45
    [form] => C20H21N9O6
    [cas] => NA
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PA 13 0281037

N-(4-(((2,4-Diaminopteridin-6-yl)methyl)(methyl)amino)benzoyl)-N-nitroso-D-glutamic Acid


  • Catalogue No.:PA 13 0281037

  • CAS :

    NA

  • Molecular Formula : C20H21N9O6

  • Molecular Weight : 483.45

stdClass Object
(
    [pname] => Diethyl N-(4-(((2,4-diaminopteridin-6-yl)methyl)(methyl)amino)benzoyl)-N-nitroso-L-glutamate
    [catalogue_number] => PA 13 0281038
    [category_ids] => ,80,69,71,85,83,78,70,82,
    [chemical_name] => 
    [weight] => 539.55
    [form] => C24H29N9O6
    [cas] => NA
    [pslug] => diethyl-n-4-2-4-diaminopteridin-6-yl-methyl-methyl-amino-benzoyl-n-nitroso-l-glutamate-pa130281038
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PA 13 0281038

Diethyl N-(4-(((2,4-diaminopteridin-6-yl)methyl)(methyl)amino)benzoyl)-N-nitroso-L-glutamate


  • Catalogue No.:PA 13 0281038

  • CAS :

    NA

  • Molecular Formula : C24H29N9O6

  • Molecular Weight : 539.55

stdClass Object
(
    [pname] => Methotrexate - Impurity F (Disodium salt)
    [catalogue_number] => PA 13 0280061
    [category_ids] => ,69,80,70,78,82,71,
    [chemical_name] => 
    [weight] => 498.41
    [form] => C20H20N8Na2O5
    [cas] => NA
    [pslug] => methotrexate-impurity-f-disodium-salt-pa130280061
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PA 13 0280061

Methotrexate - Impurity F (Disodium salt)


  • Catalogue No.:PA 13 0280061

  • CAS :

    NA

  • Molecular Formula : C20H20N8Na2O5

  • Molecular Weight : 498.41

stdClass Object
(
    [pname] => Dimethyl (4-(methylamino)benzoyl)-L-glutamate
    [catalogue_number] => PA 13 0281039
    [category_ids] => ,78,70,82,
    [chemical_name] => 
    [weight] => 308.33
    [form] => C15H20N2O5
    [cas] => 101810-76-8
    [pslug] => 101810-76-8-dimethyl-4-methylamino-benzoyl-l-glutamate-pa130281039
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PA 13 0281039

Dimethyl (4-(methylamino)benzoyl)-L-glutamate


  • Catalogue No.:PA 13 0281039

  • CAS :

    101810-76-8

  • Molecular Formula : C15H20N2O5

  • Molecular Weight : 308.33

stdClass Object
(
    [pname] => (S)-5-Methoxy-4-(4-(methylamino)benzamido)-5-oxopentanoic Acid
    [catalogue_number] => PA 13 0281040
    [category_ids] => ,69,71,78,70,82,
    [chemical_name] => 
    [weight] => 294.31
    [form] => C14H18N2O5
    [cas] => 79974-20-2
    [pslug] => 79974-20-2-s-5-methoxy-4-4-methylamino-benzamido-5-oxopentanoic-acid-pa130281040
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PA 13 0281040

(S)-5-Methoxy-4-(4-(methylamino)benzamido)-5-oxopentanoic Acid


  • Catalogue No.:PA 13 0281040

  • CAS :

    79974-20-2

  • Molecular Formula : C14H18N2O5

  • Molecular Weight : 294.31