Tryptophan-impurities | Pharmaffiliates

tryptophan

Tryptophan is used in the biosynthesis of proteins. It is a precursor of serotonin. It can be a precursor to niacin, albeit inefficiently, in mammals.Reference standards of Tryptophan API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

stdClass Object
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    [pname] => Tryptophan - API Standards
    [catalogue_number] => PA 20 62000
    [category_ids] => ,97,
    [chemical_name] => 
    [weight] => 204.23
    [form] => C11H12N2O2
    [cas] => 73-22-3
    [pslug] => 73-22-3-tryptophan-api-standards-pa2062000
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PA 20 62000

Tryptophan - API Standards


  • Catalogue No.:PA 20 62000

  • CAS :

    73-22-3

  • Molecular Formula : C11H12N2O2

  • Molecular Weight : 204.23

20 % OFF
stdClass Object
(
    [pname] => N-Acetyl-L-Tryptophan
    [catalogue_number] => PA 20 62510
    [category_ids] => ,97,103,
    [chemical_name] => 
    [weight] => 246.26
    [form] => C13H14N2O3
    [cas] => 1218-34-4
    [pslug] => 1218-34-4-n-acetyl-l-tryptophan-pa2062510
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PA 20 62510

N-Acetyl-L-Tryptophan


  • Catalogue No.:PA 20 62510

  • CAS :

    1218-34-4

  • Molecular Formula : C13H14N2O3

  • Molecular Weight : 246.26

20 % OFF
stdClass Object
(
    [pname] => D-Tryptophan
    [catalogue_number] => PA 20 62780
    [category_ids] => ,71,80,97,100,
    [chemical_name] => 
    [weight] => 204.22
    [form] => C11H12N2O2
    [cas] => 153-94-6
    [pslug] => 153-94-6-d-tryptophan-pa2062780
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PA 20 62780

D-Tryptophan


  • Catalogue No.:PA 20 62780

  • CAS :

    153-94-6

  • Molecular Formula : C11H12N2O2

  • Molecular Weight : 204.22

20 % OFF
stdClass Object
(
    [pname] => 7-Methyl Tryptophol 
    [catalogue_number] => PA 20 62520
    [category_ids] => ,97,80,
    [chemical_name] => 
    [weight] => 175.23
    [form] => C11H13NO
    [cas] => 39232-85-4
    [pslug] => 39232-85-4-7-methyl-tryptophol-pa2062520
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PA 20 62520

7-Methyl Tryptophol


  • Catalogue No.:PA 20 62520

  • CAS :

    39232-85-4

  • Molecular Formula : C11H13NO

  • Molecular Weight : 175.23

stdClass Object
(
    [pname] => N-Acetyl 6-Chlorotryptophan
    [catalogue_number] => PA 20 62530
    [category_ids] => ,97,100,
    [chemical_name] => 
    [weight] => 280.71
    [form] => C13H13ClN2O3
    [cas] => 50517-10-7
    [pslug] => 50517-10-7-n-acetyl-6-chlorotryptophan-pa2062530
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PA 20 62530

N-Acetyl 6-Chlorotryptophan


  • Catalogue No.:PA 20 62530

  • CAS :

    50517-10-7

  • Molecular Formula : C13H13ClN2O3

  • Molecular Weight : 280.71

stdClass Object
(
    [pname] => N-Acetyl-6-chloro-D-tryptophan
    [catalogue_number] => PA 20 62540
    [category_ids] => ,97,100,
    [chemical_name] => 
    [weight] =>  280.71
    [form] =>  C13H13ClN2O3
    [cas] => 56777-76-5
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PA 20 62540

N-Acetyl-6-chloro-D-tryptophan


  • Catalogue No.:PA 20 62540

  • CAS :

    56777-76-5

  • Molecular Formula :  C13H13ClN2O3

  • Molecular Weight :  280.71

stdClass Object
(
    [pname] => 7-Benzyloxygramine
    [catalogue_number] => PA 20 62640
    [category_ids] => ,97,80,70,
    [chemical_name] => 
    [weight] => 280.36
    [form] => C18N20N2O
    [cas] => 94067-27-3
    [pslug] => 94067-27-3-7-benzyloxygramine-pa2062640
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PA 20 62640

7-Benzyloxygramine


  • Catalogue No.:PA 20 62640

  • CAS :

    94067-27-3

  • Molecular Formula : C18N20N2O

  • Molecular Weight : 280.36

stdClass Object
(
    [pname] => DL-Tryptophan
    [catalogue_number] => PA 20 62720
    [category_ids] => ,97,
    [chemical_name] => 
    [weight] => 204.23
    [form] => C11H12N2O2
    [cas] => 54-12-6
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PA 20 62720

DL-Tryptophan


  • Catalogue No.:PA 20 62720

  • CAS :

    54-12-6

  • Molecular Formula : C11H12N2O2

  • Molecular Weight : 204.23

stdClass Object
(
    [pname] => Indole-3-pyruvic Acid
    [catalogue_number] => PA 20 62730
    [category_ids] => ,97,
    [chemical_name] => 
    [weight] => 203.19
    [form] => C11H9NO3
    [cas] => 392-12-1
    [pslug] => 392-12-1-indole-3-pyruvic-acid-pa2062730
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PA 20 62730

Indole-3-pyruvic Acid


  • Catalogue No.:PA 20 62730

  • CAS :

    392-12-1

  • Molecular Formula : C11H9NO3

  • Molecular Weight : 203.19

stdClass Object
(
    [pname] => D,L-Tryptophan-13C2,15N
    [catalogue_number] => PA STI 085960
    [category_ids] => ,97,80,71,100,98,
    [chemical_name] => 
    [weight] => 207.20
    [form] => C913C2H12N15NO2
    [cas] => 1357002-80-2
    [pslug] => 1357002-80-2-d-l-tryptophan-13c2-15n-pasti085960
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PA STI 085960

D,L-Tryptophan-13C2,15N


  • Catalogue No.:PA STI 085960

  • CAS :

    1357002-80-2

  • Molecular Formula : C913C2H12N15NO2

  • Molecular Weight : 207.20

stdClass Object
(
    [pname] => D,L-Tryptophan-d3
    [catalogue_number] => PA STI 086030
    [category_ids] => ,97,98,
    [chemical_name] => 
    [weight] => 207.24
    [form] => C11H9D3N2O2
    [cas] => 340257-61-6
    [pslug] => 340257-61-6-d-l-tryptophan-d3-pasti086030
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PA STI 086030

D,L-Tryptophan-d3


  • Catalogue No.:PA STI 086030

  • CAS :

    340257-61-6

  • Molecular Formula : C11H9D3N2O2

  • Molecular Weight : 207.24

stdClass Object
(
    [pname] => D-Tryptophan-d5
    [catalogue_number] => PA STI 086040
    [category_ids] => ,97,80,71,100,98,
    [chemical_name] => 
    [weight] => 209.26
    [form] => C11H7D5N2O2
    [cas] => 1202359-57-6
    [pslug] => 1202359-57-6-d-tryptophan-d5-pasti086040
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PA STI 086040

D-Tryptophan-d5


  • Catalogue No.:PA STI 086040

  • CAS :

    1202359-57-6

  • Molecular Formula : C11H7D5N2O2

  • Molecular Weight : 209.26

stdClass Object
(
    [pname] => L-Tryptophan-d5
    [catalogue_number] => PA STI 086050
    [category_ids] => ,97,98,
    [chemical_name] => 
    [weight] => 209.26
    [form] => C11H7D5N2O2
    [cas] => 62595-11-3
    [pslug] => 62595-11-3-l-tryptophan-d5-pasti086050
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PA STI 086050

L-Tryptophan-d5


  • Catalogue No.:PA STI 086050

  • CAS :

    62595-11-3

  • Molecular Formula : C11H7D5N2O2

  • Molecular Weight : 209.26

stdClass Object
(
    [pname] => D-Tryptophan 1,1-Dimethylethyl Ester Hydrochloride
    [catalogue_number] => PA 20 62760
    [category_ids] => ,97,80,71,100,
    [chemical_name] => 
    [weight] => 296.79
    [form] => C15H21ClN2O2
    [cas] => 375792-97-5
    [pslug] => 375792-97-5-d-tryptophan-1-1-dimethylethyl-ester-hydrochloride-pa2062760
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PA 20 62760

D-Tryptophan 1,1-Dimethylethyl Ester Hydrochloride


  • Catalogue No.:PA 20 62760

  • CAS :

    375792-97-5

  • Molecular Formula : C15H21ClN2O2

  • Molecular Weight : 296.79

stdClass Object
(
    [pname] => L-Tryptophan tert-Butyl Ester Hydrochloride
    [catalogue_number] => PA 20 62770
    [category_ids] => ,79,97,80,69,71,78,70,82,
    [chemical_name] => 
    [weight] => 296.79
    [form] => C15H21ClN2O2
    [cas] => 115692-31-4
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PA 20 62770

L-Tryptophan tert-Butyl Ester Hydrochloride


  • Catalogue No.:PA 20 62770

  • CAS :

    115692-31-4

  • Molecular Formula : C15H21ClN2O2

  • Molecular Weight : 296.79

stdClass Object
(
    [pname] => 5-Fluoro D,L-Tryptophan Hydrochloride
    [catalogue_number] => PA 20 0621004
    [category_ids] => ,97,78,70,82,
    [chemical_name] => 
    [weight] => 258.68
    [form] => C11H12ClFN2O2
    [cas] => 1018815-80-9
    [pslug] => 1018815-80-9-5-fluoro-d-l-tryptophan-hydrochloride-pa200621004
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PA 20 0621004

5-Fluoro D,L-Tryptophan Hydrochloride


  • Catalogue No.:PA 20 0621004

  • CAS :

    1018815-80-9

  • Molecular Formula : C11H12ClFN2O2

  • Molecular Weight : 258.68

stdClass Object
(
    [pname] => 1-Nitroso-L-tryptophan
    [catalogue_number] => PA 20 0621015
    [category_ids] => ,97,162,
    [chemical_name] => 
    [weight] => 233.23
    [form] => C11H11N3O3
    [cas] => 68807-89-6
    [pslug] => 68807-89-6-1-nitroso-l-tryptophan-pa200621015
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PA 20 0621015

1-Nitroso-L-tryptophan


  • Catalogue No.:PA 20 0621015

  • CAS :

    68807-89-6

  • Molecular Formula : C11H11N3O3

  • Molecular Weight : 233.23

stdClass Object
(
    [pname] => N-Acetyl-N-nitroso-tryptophan
    [catalogue_number] => PA 20 0621020
    [category_ids] => ,97,162,
    [chemical_name] => 
    [weight] => 275.26
    [form] => C13H13N3O4
    [cas] => 53602-74-7
    [pslug] => 53602-74-7-n-acetyl-n-nitroso-tryptophan-pa200621020
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PA 20 0621020

N-Acetyl-N-nitroso-tryptophan


  • Catalogue No.:PA 20 0621020

  • CAS :

    53602-74-7

  • Molecular Formula : C13H13N3O4

  • Molecular Weight : 275.26

stdClass Object
(
    [pname] => 5-Fluoro-D-tryptophan
    [catalogue_number] => PA 20 0621027
    [category_ids] => ,71,80,97,
    [chemical_name] => 
    [weight] => 222.22
    [form] => C11H11FN2O2
    [cas] => 97749-24-1
    [pslug] => 97749-24-1-5-fluoro-d-tryptophan-pa200621027
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PA 20 0621027

5-Fluoro-D-tryptophan


  • Catalogue No.:PA 20 0621027

  • CAS :

    97749-24-1

  • Molecular Formula : C11H11FN2O2

  • Molecular Weight : 222.22