CAS Registry Number

CAS 28910-89-6 — Alprazolam Related Compound A - USP CRS

Alprazolam Related Compound A (CAS 28910-89-6) is a structurally similar analog used primarily as a reference standard in pharmaceutical research and analytical method development for alprazolam-based formulations. This compound, with molecular formula C17H15ClN4O and molecular weight 326.78, is supplied as a USP-grade Certified Reference Standard (CRS) for accuracy in chromatographic and spectroscopic assays. It carries a **Warning** signal word for safety handling and is stable at ambient storage conditions. Molekula supplies Alprazolam Related Compound A from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Also known as: 2-(2-acetylhydrazino)-7-chloro-5-phenyl-3H-1,4-benzodiazepine · 7-Chloro-5-phenyl-1,3-dihydro-2H-1,4-benzodiazepine-2 acetylhydrazone · Acetic acid, 2-(7-chloro-5-phenyl-3H-1,4-benzodiazepin-2-yl)hydrazide · N'-(7-chloro-5-phenyl-3H-1,4-benzodiazepin-2-yl)acetohydrazide · N'-(7-chloro-5-phenyl-3H-benzo[e][1,4]diazepin-2-yl)acetohydrazide · s11042