caffeine

Metabolites - Caffeine is a central nervous system stimulant of the methylxanthine class. It is used to restore mental alertness or wakefulness during fatigue or drowsiness.. Reference standards of Caffeine API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below

stdClass Object
(
    [pname] => Caffeine - Impurity B
    [catalogue_number] => PA 03 04020
    [category_ids] => ,75,76,79,
    [chemical_name] => 
    [weight] => 198.18
    [form] => C7H10N4O3
    [cas] => 7597-60-6
    [pslug] => 7597-60-6-caffeine-impurity-b-pa0304020
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PA 03 04020
PA 03 04020

Caffeine - Impurity B


  • Catalogue No.:PA 03 04020

  • CAS :

    7597-60-6

  • Molecular Formula : C7H10N4O3

  • Molecular Weight : 198.18

stdClass Object
(
    [pname] => Caffeine - Impurity D
    [catalogue_number] => PA 03 04040
    [category_ids] => ,76,70,71,75,78,82,
    [chemical_name] => 
    [weight] => 180.16
    [form] => C7H8N4O2
    [cas] => 83-67-0
    [pslug] => 83-67-0-caffeine-impurity-d-pa0304040
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PA 03 04040
PA 03 04040

Caffeine - Impurity D


  • Catalogue No.:PA 03 04040

  • CAS :

    83-67-0

  • Molecular Formula : C7H8N4O2

  • Molecular Weight : 180.16

stdClass Object
(
    [pname] => Caffeine - Impurity F
    [catalogue_number] => PA 03 04060
    [category_ids] => ,79,76,75,72,71,
    [chemical_name] => 
    [weight] => 180.17
    [form] => C7H8N4O2
    [cas] => 611-59-6
    [pslug] => 611-59-6-caffeine-impurity-f-pa0304060
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PA 03 04060
PA 03 04060

Caffeine - Impurity F


  • Catalogue No.:PA 03 04060

  • CAS :

    611-59-6

  • Molecular Formula : C7H8N4O2

  • Molecular Weight : 180.17

stdClass Object
(
    [pname] => 7-Methyl-3-methyluric Acid-d3
    [catalogue_number] => PA STI 064490
    [category_ids] => ,98,76,75,78,70,82,
    [chemical_name] => 
    [weight] => 199.18
    [form] => C7H5D3N4O3
    [cas] => 383160-11-0
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PA STI 064490
PA STI 064490

7-Methyl-3-methyluric Acid-d3


  • Catalogue No.:PA STI 064490

  • CAS :

    383160-11-0

  • Molecular Formula : C7H5D3N4O3

  • Molecular Weight : 199.18

stdClass Object
(
    [pname] => 3-Methyluric Acid-d3
    [catalogue_number] => PA STI 064820
    [category_ids] => ,71,81,98,76,75,
    [chemical_name] => 
    [weight] => 185.16
    [form] => C6H3D3N4O3
    [cas] => NA
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PA STI 064820
PA STI 064820

3-Methyluric Acid-d3


  • Catalogue No.:PA STI 064820

  • CAS :

    NA

  • Molecular Formula : C6H3D3N4O3

  • Molecular Weight : 185.16

stdClass Object
(
    [pname] => 4-Amino-5-[(ethoxycarbonyl)amino]-1-methyl-d3 Uracil
    [catalogue_number] => PA STI 006110
    [category_ids] => ,71,76,75,78,70,82,98,
    [chemical_name] => 
    [weight] => 231.22
    [form] => C8H9D3N4O4
    [cas] => 1794768-19-6
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PA STI 006110
PA STI 006110

4-Amino-5-[(ethoxycarbonyl)amino]-1-methyl-d3 Uracil


  • Catalogue No.:PA STI 006110

  • CAS :

    1794768-19-6

  • Molecular Formula : C8H9D3N4O4

  • Molecular Weight : 231.22

stdClass Object
(
    [pname] => 1,7-Dimethyluric Acid-d3
    [catalogue_number] => PA STI 035190
    [category_ids] => ,71,76,75,78,70,82,98,
    [chemical_name] => 
    [weight] => 199.18
    [form] => C7H5D3N4O3
    [cas] => 1189713-08-3
    [pslug] => 1189713-08-3-1-7-dimethyluric-acid-d3-pasti035190
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PA STI 035190
PA STI 035190

1,7-Dimethyluric Acid-d3


  • Catalogue No.:PA STI 035190

  • CAS :

    1189713-08-3

  • Molecular Formula : C7H5D3N4O3

  • Molecular Weight : 199.18

stdClass Object
(
    [pname] => Paraxanthine-1-methyl-d3
    [catalogue_number] => PA STI 071470
    [category_ids] => ,98,76,75,
    [chemical_name] => 
    [weight] => 183.18
    [form] => C7H5D3N4O2
    [cas] => 188297-90-7
    [pslug] => 188297-90-7-paraxanthine-1-methyl-d3-pasti071470
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PA STI 071470
PA STI 071470

Paraxanthine-1-methyl-d3


  • Catalogue No.:PA STI 071470

  • CAS :

    188297-90-7

  • Molecular Formula : C7H5D3N4O2

  • Molecular Weight : 183.18

stdClass Object
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    [pname] => Paraxanthine-d3
    [catalogue_number] => PA STI 071480
    [category_ids] => ,98,76,75,
    [chemical_name] => 
    [weight] => 183.18
    [form] => C7H5D3N4O2
    [cas] => 65566-70-3
    [pslug] => 65566-70-3-paraxanthine-d3-pasti071480
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PA STI 071480
PA STI 071480

Paraxanthine-d3


  • Catalogue No.:PA STI 071480

  • CAS :

    65566-70-3

  • Molecular Formula : C7H5D3N4O2

  • Molecular Weight : 183.18

stdClass Object
(
    [pname] => 6-Amino-5-(N-formyl-N-methyl)-3-methyluracil
    [catalogue_number] => PA 03 04530
    [category_ids] => ,79,71,76,75,85,83,
    [chemical_name] => 
    [weight] => 198.18
    [form] => C7H10N4O3
    [cas] => 55782-76-8
    [pslug] => 55782-76-8-6-amino-5-n-formyl-n-methyl-3-methyluracil-pa0304530
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PA 03 04530
PA 03 04530

6-Amino-5-(N-formyl-N-methyl)-3-methyluracil


  • Catalogue No.:PA 03 04530

  • CAS :

    55782-76-8

  • Molecular Formula : C7H10N4O3

  • Molecular Weight : 198.18

stdClass Object
(
    [pname] => 1,9-Dimethyluric Acid
    [catalogue_number] => PA 03 0041000
    [category_ids] => ,75,76,78,82,
    [chemical_name] => 
    [weight] => 196.17
    [form] => C7H8N4O3
    [cas] => 55441-62-8
    [pslug] => 55441-62-8-1-9-dimethyluric-acid-pa030041000
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PA 03 0041000
PA 03 0041000

1,9-Dimethyluric Acid


  • Catalogue No.:PA 03 0041000

  • CAS :

    55441-62-8

  • Molecular Formula : C7H8N4O3

  • Molecular Weight : 196.17

stdClass Object
(
    [pname] => 7-Methyl-3-methyluric Acid
    [catalogue_number] => PA 03 0041001
    [category_ids] => ,75,76,78,82,
    [chemical_name] => 
    [weight] => 196.17
    [form] => C7H8N4O3
    [cas] => 13087-49-5
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PA 03 0041001
PA 03 0041001

7-Methyl-3-methyluric Acid


  • Catalogue No.:PA 03 0041001

  • CAS :

    13087-49-5

  • Molecular Formula : C7H8N4O3

  • Molecular Weight : 196.17

stdClass Object
(
    [pname] => 8-Bromo-1,3,7-trimethylxanthine
    [catalogue_number] => PA 03 0041002
    [category_ids] => ,78,75,76,82,
    [chemical_name] => 
    [weight] => 273.09
    [form] => C8H9BrN4O2
    [cas] => 10381-82-5
    [pslug] => 10381-82-5-8-bromo-1-3-7-trimethylxanthine-pa030041002
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PA 03 0041002
PA 03 0041002

8-Bromo-1,3,7-trimethylxanthine


  • Catalogue No.:PA 03 0041002

  • CAS :

    10381-82-5

  • Molecular Formula : C8H9BrN4O2

  • Molecular Weight : 273.09

stdClass Object
(
    [pname] => Caffeidine Acid
    [catalogue_number] => PA 03 0041003
    [category_ids] => ,78,75,70,76,82,
    [chemical_name] => 
    [weight] => 212.21
    [form] => C8H12N4O3
    [cas] => 54536-15-1
    [pslug] => 54536-15-1-caffeidine-acid-pa030041003
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PA 03 0041003
PA 03 0041003

Caffeidine Acid


  • Catalogue No.:PA 03 0041003

  • CAS :

    54536-15-1

  • Molecular Formula : C8H12N4O3

  • Molecular Weight : 212.21

stdClass Object
(
    [pname] => Caffeine-d3 (1-methyl-d3)
    [catalogue_number] => PA STI 088839
    [category_ids] => ,98,75,76,78,70,82,
    [chemical_name] => 
    [weight] => 197.21
    [form] => C8H7D3N4O2
    [cas] => 26351-03-1
    [pslug] => 26351-03-1-caffeine-d3-1-methyl-d3-pasti088839
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PA STI 088839
PA STI 088839

Caffeine-d3 (1-methyl-d3)


  • Catalogue No.:PA STI 088839

  • CAS :

    26351-03-1

  • Molecular Formula : C8H7D3N4O2

  • Molecular Weight : 197.21

stdClass Object
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    [pname] => 5-Acetylamino-6-amino-3-methyluracil Hydrate
    [catalogue_number] => PA 03 0041004
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    [chemical_name] => 
    [weight] => 214.18
    [form] => C7H10N4O4
    [cas] => 1196153-01-1
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PA 03 0041004
PA 03 0041004

5-Acetylamino-6-amino-3-methyluracil Hydrate


  • Catalogue No.:PA 03 0041004

  • CAS :

    1196153-01-1

  • Molecular Formula : C7H10N4O4

  • Molecular Weight : 214.18

stdClass Object
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    [pname] => 2-Amino-9-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-1,7-dimethyl-6-oxo-6,9-dihydro-1H-purin-7-ium Methyl Sulfate
    [catalogue_number] => PAI 03 004003
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    [weight] => 423.4
    [form] => C13H21N5O9S
    [cas] => 78990-20-2
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PAI 03 004003
PAI 03 004003

2-Amino-9-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-1,7-dimethyl-6-oxo-6,9-dihydro-1H-purin-7-ium Methyl Sulfate


  • Catalogue No.:PAI 03 004003

  • CAS :

    78990-20-2

  • Molecular Formula : C13H21N5O9S

  • Molecular Weight : 423.4

stdClass Object
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    [pname] => 2-Amino-1,7-dimethyl-1,7-dihydro-6H-purin-6-one
    [catalogue_number] => PAI 03 004002
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    [chemical_name] => 
    [weight] => 179.18
    [form] => C7H9N5O
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PAI 03 004002
PAI 03 004002

2-Amino-1,7-dimethyl-1,7-dihydro-6H-purin-6-one


  • Catalogue No.:PAI 03 004002

  • CAS :

    26758-00-9

  • Molecular Formula : C7H9N5O

  • Molecular Weight : 179.18

stdClass Object
(
    [pname] => N1-Methylguanosine
    [catalogue_number] => PAI 03 004001
    [category_ids] => ,75,76,78,70,82,
    [chemical_name] => 
    [weight] => 297.27
    [form] => C11H15N5O5
    [cas] => 2140-65-0
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PAI 03 004001
PAI 03 004001

N1-Methylguanosine


  • Catalogue No.:PAI 03 004001

  • CAS :

    2140-65-0

  • Molecular Formula : C11H15N5O5

  • Molecular Weight : 297.27

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