Azathioprine 500 mg. Azathioprine, is a purine analog that displays immunosuppressive and anti-inflammatory properties, Purity:
/= 98% by HPLC, CAS Number: 446-86-6, Molecular Formula: C9H7N7O2S, Molecular Weight: 277.26, Synonyms: 6-[(1-Methyl-4-nitro-1H-imidazol-5-yl)thio]-9H-purine, Size: 500 mg