Pharmaceutical Reference Standards / Impurity Standards

Azathioprine
Azathioprine
  • CAT. No.A490000
  • CAS. No.446-86-6
  • Mol. F.C9H7N7O2S
  • Mol. W.277.26 g/mol
  • Stock Status:Instock
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Azathioprine EP Impurity- C
Azathioprine EP Impurity- C
  • CAT. No.A490001
  • CAS. No.4897-25-0
  • Mol. F.C4H4ClN3O2
  • Mol. W.161.55 g/mol
  • Stock Status:Instock
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Azathioprine EP Impurity A
Azathioprine EP Impurity A
  • CAT. No.A490002
  • CAS. No.4531-54-8
  • Mol. F.C4H6N4O2
  • Mol. W.142.12 g/mol
  • Stock Status:Instock
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Azathioprine impurity G
Azathioprine impurity G
  • CAT. No.A490003
  • CAS. No.5581-52-2
  • Mol. F.C9H8N8O2S
  • Mol. W.292.28 g/mol
  • Stock Status:Instock
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6-Mercaptopurine Disulfide
6-Mercaptopurine Disulfide
  • CAT. No.A490004
  • CAS. No.49808-20-0
  • Mol. F.C10H6N8S2
  • Mol. W.302.34 g/mol
  • Stock Status:Instock
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N-acetyl Hypoxanthine
N-acetyl Hypoxanthine
  • CAT. No.A490006
  • CAS. No.408531-05-5
  • Mol. F.C7H6N4O2
  • Mol. W.178.14 g/mol
  • Stock Status:Instock
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Azathioprine EP Impurity E Na Salt
Azathioprine EP Impurity E Na Salt
  • CAT. No.A490007
  • CAS. No.35681-68-6
  • Mol. F.C4H4N3O3Na
  • Mol. W.165.08 g/mol
  • Stock Status:Instock
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Azathioprine EP impurity E
Azathioprine EP impurity E
  • CAT. No.A490007A
  • CAS. No.NA
  • Mol. F.C4H5N3O3
  • Mol. W.143.10 g/mol
  • Stock Status:Under Synthesis
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Azathioprine EP imp D
Azathioprine EP imp D
  • CAT. No.A490008
  • CAS. No.6339-54-4
  • Mol. F.C4H5N3O2S
  • Mol. W.159.17 g/mol
  • Stock Status:Instock
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6-(9H-purin-2-ylthio)-9H-purine
6-(9H-purin-2-ylthio)-9H-purine
  • CAT. No.A490010
  • CAS. No.NA
  • Mol. F.C10H6N8S
  • Mol. W.270.27 g/mol
  • Stock Status:Custom Synthesis
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7-nitroso-7H-Purine-6-thiol
7-nitroso-7H-Purine-6-thiol
  • CAT. No.A490011
  • CAS. No.NA
  • Mol. F.C5H3N5OS
  • Mol. W.181.18 g/mol
  • Stock Status:Custom Synthesis
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Azathioprine Test Mixture
Azathioprine Test Mixture
  • CAT. No.A490012
  • CAS. No.NA
  • Mol. F.NA
  • Mol. W.NA
  • Stock Status:Limited Stock
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9H-purine-6-thiol
9H-purine-6-thiol
  • CAT. No.A490013
  • CAS. No.157930-14-8
  • Mol. F.C5H4N4S
  • Mol. W.152.18 g/mol
  • Stock Status:Custom Synthesis
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Azathioprine Nitroso Impurity 2
Azathioprine Nitroso Impurity 2
  • CAT. No.A490015
  • CAS. No.NA
  • Mol. F.C9H6N8O3S
  • Mol. W.306.26 g/mol
  • Stock Status:Custom Synthesis
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N-Nitroso Azathioprine
N-Nitroso Azathioprine
  • CAT. No.A490016
  • CAS. No.NA
  • Mol. F.C9H6N8O3S
  • Mol. W.306.26 g/mol
  • Stock Status:Custom Synthesis
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Azathioprine Impurity 1
Azathioprine Impurity 1
  • CAT. No.A490017
  • CAS. No.NA
  • Mol. F.C9H7N7O3S
  • Mol. W.293.26 g/mol
  • Stock Status:Custom Synthesis
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Azathioprine EP Impurity F
Azathioprine EP Impurity F
  • CAT. No.A490018
  • CAS. No.68-94-0
  • Mol. F.C5H4N4O
  • Mol. W.136.11 g/mol
  • Stock Status:Custom Synthesis
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Metabolites

6-Thiouric Acid Sodium Dihydrate
6-Thiouric Acid Sodium Dihydrate
  • CAT. No.A490014
  • CAS. No.NA
  • Mol. F.C5H7N4NaO4S
  • Mol. W.242.19 g/mol
  • Stock Status:Custom Synthesis
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Isotope Labelled Compounds

Azathioprine-D3
Azathioprine-D3
  • CAT. No.A490005
  • CAS. No.NA
  • Mol. F.C9H4D3N7O2S
  • Mol. W.280.28 g/mol
  • Stock Status:Instock
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