Zolpidem.hemitartrate

[CAS Number 99294-93-6] Zolpidem.hemitartrate, more commonly known by its brand name Ambien, is a non-benzodiazepine used to treat insomnia. It can be abused when used as a date rape drug and have extreme side effects such as sleep-driving. Zolpidem. hemitartrate is available as reference material (bulk powder and/or solution) and as calibrated, Ready-to-Use, certified reference material (CRM). This product is designed for qualitative and quantitative protocols and can be used for forensic, toxicology, research, and other chemical/biochemical analytical applications.

Article no. ZOL-919-TA

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Zolpidem.hemitartrate

Product reference number	ZOL-919-TA
Full chemical name	(2R,3R)-2,3-dihydroxybutanedioic acid; N,N-dimethyl-2-[3-methyl-8-(4-methylphenyl)-1,7-diazabicyclo[4.3.0]nona-2,4,6,8-tetraen-9-yl]acetamide
Formula	C₂₁H₂₄N₃O₄
Molecular weight	382.39
CAS Number	99294-93-6
DEA No.	2783 CIV
Supplied as	hemitartrate salt
Appearance	white to off-white crystalline powder
IR	IR corresponds
UV max [nm] (mol, solvent)	212.0 ± 1.0 (45000 ± 4000, methanol); 243.0 ± 1.0 (47000 ± 4000, methanol)
Melting point [Celsius]	196 ± 3
HPLC purity [%]	> 98.5
Free base content [%]	> 78.4
Water content [%]	< 1