Pharmaceutical Reference Standards / Impurity Standards

Acetylsalicylic Acid
Acetylsalicylic Acid
  • CAT. No.A210000
  • CAS. No.50-78-2
  • Mol. F.C9H8O4
  • Mol. W.180.20 g/mol
  • Stock Status:Instock
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4-Hydroxy benzoic acid
4-Hydroxy benzoic acid
  • CAT. No.A210001
  • CAS. No.99-96-7
  • Mol. F.C7H6O3
  • Mol. W.138.12 g/mol
  • Stock Status:Custom Synthesis
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Acetylsalicylic Acid EP Impurity B
Acetylsalicylic Acid EP Impurity B
  • CAT. No.A210002
  • CAS. No.636-46-4
  • Mol. F.C8H6O5
  • Mol. W.182.13 g/mol
  • Stock Status:Instock
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Acetylsalicylic Acid EP Impurity D
Acetylsalicylic Acid EP Impurity D
  • CAT. No.A210004
  • CAS. No.530-75-6
  • Mol. F.C16H12O6
  • Mol. W.300.26 g/mol
  • Stock Status:Instock
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Acetylsalicylic Acid EP Impurity E
Acetylsalicylic Acid EP Impurity E
  • CAT. No.A210005
  • CAS. No.552-94-3
  • Mol. F.C14H10O5
  • Mol. W.258.23 g/mol
  • Stock Status:Instock
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Acetylsalicylic Acid EP Impurity F
Acetylsalicylic Acid EP Impurity F
  • CAT. No.A210007
  • CAS. No.1466-82-6
  • Mol. F.C18H14O7
  • Mol. W.342.30 g/mol
  • Stock Status:Instock
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Tri-Salicylic Acid
Tri-Salicylic Acid
  • CAT. No.A210009
  • CAS. No.85531-17-5
  • Mol. F.C21H14O7
  • Mol. W.378.33 g/mol
  • Stock Status:Custom Synthesis
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m-Hydroxybenzoic Acid
m-Hydroxybenzoic Acid
  • CAT. No.A210010
  • CAS. No.99-06-9
  • Mol. F.C7H6O3
  • Mol. W.138.12 g/mol
  • Stock Status:Instock
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p-Salicylic Acid
p-Salicylic Acid
  • CAT. No.A210012
  • CAS. No.99-96-7
  • Mol. F.C7H6O3
  • Mol. W.138.12 g/mol
  • Stock Status:Custom Synthesis
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2-[[2-(Acetyloxy)benzoyl]oxy]benzoic Acid 2-Carboxyphenyl Ester
2-[[2-(Acetyloxy)benzoyl]oxy]benzoic Acid 2-Carboxyphenyl Ester
  • CAT. No.A210013
  • CAS. No.85531-16-4
  • Mol. F.C23H16O8
  • Mol. W.420.37 g/mol
  • Stock Status:Custom Synthesis
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4-Acetoxybenzoic acid
4-Acetoxybenzoic acid
  • CAT. No.A210014
  • CAS. No.2345-34-8
  • Mol. F.C9H8O4
  • Mol. W.180.16 g/mol
  • Stock Status:Custom Synthesis
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Salicyl Sulfate Disodium Salt
Salicyl Sulfate Disodium Salt
  • CAT. No.A210015
  • CAS. No.56343-01-2
  • Mol. F.C7H6Na2O6S
  • Mol. W.264.16 g/mol
  • Stock Status:Instock
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Acetylsalicylic Acid Impurity 3
Acetylsalicylic Acid Impurity 3
  • CAT. No.A210016
  • CAS. No.18698-59-4
  • Mol. F.C11H10O5
  • Mol. W.222.19 g/mol
  • Stock Status:Custom Synthesis
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Acetylsalicyclic Acid Impurity 2
Acetylsalicyclic Acid Impurity 2
  • CAT. No.A210017
  • CAS. No.2708578-72-5
  • Mol. F.C16H12O6
  • Mol. W.300.30 g/mol
  • Stock Status:Custom Synthesis
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Acetylsalicyclic Acid Impurity 1
Acetylsalicyclic Acid Impurity 1
  • CAT. No.A210018
  • CAS. No.63874-38-4
  • Mol. F.C9H9NO4
  • Mol. W.195.17 g/mol
  • Stock Status:Custom Synthesis
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3-(aminocarbonyl)-4-hydroxybenzoic acid
3-(aminocarbonyl)-4-hydroxybenzoic acid
  • CAT. No.A210019
  • CAS. No.76142-87-5
  • Mol. F.C8H7NO4
  • Mol. W.181.15 g/mol
  • Stock Status:Custom Synthesis
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Acetylsalicyclic Acid Impurity 4
Acetylsalicyclic Acid Impurity 4
  • CAT. No.A210020
  • CAS. No.15540-79-1
  • Mol. F.C8H7NO5
  • Mol. W.197.15 g/mol
  • Stock Status:Custom Synthesis
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Acetylsalicyclic Acid Impurity 5
Acetylsalicyclic Acid Impurity 5
  • CAT. No.A210021
  • CAS. No.13110-96-8
  • Mol. F.C9H8O4
  • Mol. W.180.16 g/mol
  • Stock Status:Custom Synthesis
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Methyl 5-acetyl-2-hydroxybenzoate
Methyl 5-acetyl-2-hydroxybenzoate
  • CAT. No.A210022
  • CAS. No.16475-90-4
  • Mol. F.C10H10O4
  • Mol. W.194.19 g/mol
  • Stock Status:Custom Synthesis
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2-Hydroxyisophthalic acid
2-Hydroxyisophthalic acid
  • CAT. No.A210023
  • CAS. No.606-19-9
  • Mol. F.C8H6O5
  • Mol. W.182.13 g/mol
  • Stock Status:Custom Synthesis
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NO-Aspirin
NO-Aspirin
  • CAT. No.A210025
  • CAS. No.287118-97-2
  • Mol. F.C16H13NO7
  • Mol. W.331.30 g/mol
  • Stock Status:Custom Synthesis
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Isotope Labelled Compounds

Acetylsalicylic Acid-d4
Acetylsalicylic Acid-d4
  • CAT. No.A210006
  • CAS. No.97781-16-3
  • Mol. F.C9H4D4O4
  • Mol. W.184.18 g/ mol
  • Stock Status:Instock
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Acetylsalicylic Acid D3 (Aspirin D3)
Acetylsalicylic Acid D3 (Aspirin D3)
  • CAT. No.A210024
  • CAS. No.921943-73-9
  • Mol. F.C9H5D3O4
  • Mol. W.183.18 g/mol
  • Stock Status:Custom Synthesis
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