Allopurinol - In House Impurity — Impurity Reference Standard

Buy Allopurinol - In House Impurity (CAS 321571-07-7) impurity reference standard from Spectrasynth Pharmachem. Custom synthesis available — enquire for pricing, COA and availability.

• Product Code: SSPC-A01201
• CAS No.: 321571-07-7
• Chemical Name: (E/Z)-3-[(2-Cyano-3-ethoxy-3-oxo-1-propenyl)amino]-1H-Pyrazole-4-carboxylic Acid Ethyl Ester
• Synonyms: (Ethyl-(E/Z)-3-(2-carbethoxy-2-cyanoethenyl)amino-1H-pyrazole-4-carboxylate); 3-[(2-Cyano-3-ethoxy-3-oxo-1-propen-1-yl)amino]-1H-pyrazole-4-carboxylic Acid Ethyl Ester; Allopurinol Related Compound F;
• Molecular Formula: C12H14N4O4
• Molecular Weight: 278.26
• Appearance: Off-White to Pale Yellow Solid
• Storage: 2-8°C Refrigerator
• Application: Almotriptan is a serotonin 5HT1B /1D-receptor agonist used for treatment of migraine.