Caffeine-impurities | Pharmaffiliates

caffeine

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] => 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

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
    [pslug] => 3-methyluric-acid-d3-pasti064820
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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
    [pslug] => 1794768-19-6-4-amino-5-ethoxycarbonyl-amino-1-methyl-d3-uracil-pasti006110
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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] => Caffeine-d9
    [catalogue_number] => PA STI 016930
    [category_ids] => ,71,78,70,82,98,
    [chemical_name] => 
    [weight] => 203.25
    [form] => C8HD9N4O2
    [cas] => 72238-85-8
    [pslug] => 72238-85-8-caffeine-d9-pasti016930
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PA STI 016930

Caffeine-d9


  • Catalogue No.:PA STI 016930

  • CAS :

    72238-85-8

  • Molecular Formula : C8HD9N4O2

  • Molecular Weight : 203.25

stdClass Object
(
    [pname] => Caffeidine-d9
    [catalogue_number] => PA STI 016940
    [category_ids] => ,79,71,75,78,70,82,98,
    [chemical_name] => 
    [weight] => 177.25
    [form] => C7H3D9N4O
    [cas] => NA
    [pslug] => caffeidine-d9-pasti016940
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PA STI 016940

Caffeidine-d9


  • Catalogue No.:PA STI 016940

  • CAS :

    NA

  • Molecular Formula : C7H3D9N4O

  • Molecular Weight : 177.25

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

1,7-Dimethyluric Acid-d3


  • Catalogue No.:PA STI 035190

  • CAS :

    1189713-08-3

  • Molecular Formula : C7H5D3N4O3

  • Molecular Weight : 199.18

stdClass Object
(
    [pname] => Isocaffeine-d3
    [catalogue_number] => PA STI 053750
    [category_ids] => ,79,71,75,98,78,70,82,
    [chemical_name] => 
    [weight] => 197.21
    [form] => C8H7D3N4O2
    [cas] => NA
    [pslug] => isocaffeine-d3-pasti053750
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PA STI 053750

Isocaffeine-d3


  • Catalogue No.:PA STI 053750

  • CAS :

    NA

  • Molecular Formula : C8H7D3N4O2

  • Molecular Weight : 197.21

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

Paraxanthine-1-methyl-d3


  • Catalogue No.:PA STI 071470

  • CAS :

    188297-90-7

  • Molecular Formula : C7H5D3N4O2

  • Molecular Weight : 183.18

stdClass Object
(
    [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

Paraxanthine-d3


  • Catalogue No.:PA STI 071480

  • CAS :

    65566-70-3

  • Molecular Formula : C7H5D3N4O2

  • Molecular Weight : 183.18

stdClass Object
(
    [pname] => 1,3,7-Trimethyluric Acid-d3
    [catalogue_number] => PA STI 085520
    [category_ids] => ,98,
    [chemical_name] => 
    [weight] => 213.21
    [form] => C8H7D3N4O3
    [cas] => 188297-95-2
    [pslug] => 188297-95-2-1-3-7-trimethyluric-acid-d3-pasti085520
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PA STI 085520

1,3,7-Trimethyluric Acid-d3


  • Catalogue No.:PA STI 085520

  • CAS :

    188297-95-2

  • Molecular Formula : C8H7D3N4O3

  • Molecular Weight : 213.21

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

Caffeine-d3 (1-methyl-d3)


  • Catalogue No.:PA STI 088839

  • CAS :

    26351-03-1

  • Molecular Formula : C8H7D3N4O2

  • Molecular Weight : 197.21

stdClass Object
(
    [pname] => Caffeine-13C3
    [catalogue_number] => PA STI 089518
    [category_ids] => ,98,
    [chemical_name] => 
    [weight] => 197.17
    [form] => C513C3H10N4O2
    [cas] => 78072-66-9
    [pslug] => 78072-66-9-caffeine-13c3-pasti089518
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PA STI 089518

Caffeine-13C3


  • Catalogue No.:PA STI 089518

  • CAS :

    78072-66-9

  • Molecular Formula : C513C3H10N4O2

  • Molecular Weight : 197.17