WARNING: This product is for research use only, not for human or veterinary use.

MedKoo CAT#: 525255

CAS#: 59128-97-1

Description: Haloxazolam is a drug which is a benzodiazepine derivative. It has similar hypnotic properties as the benzodiazepine drugs triazolam, temazepam, and flunitrazepam. Haloxazolam is used for the treatment insomnia.

Price and Availability




Haloxazolam is not in stock, but may be available through custom synthesis. For cost-effective reason, minimum 1 gram order is requested. The product will be characterized by NMR, HPLC and MS analysis. Purity (HPLC) is usually >98%. CoA, QC data, MSDS will be provided when product is successfully made. The estimated lead time is 2-3 months. Please send email to sales@medkoo.com to inquire quote.

Chemical Structure


Theoretical Analysis

MedKoo Cat#: 525255
Name: Haloxazolam
CAS#: 59128-97-1
Chemical Formula: C17H14BrFN2O2
Exact Mass: 376.02227
Molecular Weight: 377.21
Elemental Analysis: C, 54.13; H, 3.74; Br, 21.18; F, 5.04; N, 7.43; O, 8.48

Synonym: Haloxazolam; Haloxazolamum; Haloxazolamum [INN-Latin]; Somelin; CS 430; CS-430; CS430.

IUPAC/Chemical Name: 10-Bromo-11b-(2-fluorophenyl)-2,3,7,11b-tetrahydrooxazolo(3,2-d)(1,4)benzodiazepin-6(5H)-one


InChi Code: InChI=1S/C17H14BrFN2O2/c18-11-5-6-15-13(9-11)17(12-3-1-2-4-14(12)19)21(7-8-23-17)10-16(22)20-15/h1-6,9H,7-8,10H2,(H,20,22)

SMILES Code: c1ccc(c(c1)C23c4cc(ccc4NC(=O)CN2CCO3)Br)F

Technical Data

Solid powder

>98% (or refer to the Certificate of Analysis)

Shipping Condition:
Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition:
Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Soluble in DMSO

Shelf Life:
>2 years if stored properly

Drug Formulation:
This drug may be formulated in DMSO

Stock Solution Storage:
0 - 4 C for short term (days to weeks), or -20 C for long term (months).

Harmonized System Code:


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9: Kuwayama T, Yashiro T. [The behavior of 1,4-benzodiazepine drugs in the acidic media. I. Proton and carbon 13 nuclear magnetic resonance spectra of oxazolam, cloxazolam and haloxazolam in the acidic media]. Yakugaku Zasshi. 1984 Jun;104(6):607-13. Japanese. PubMed PMID: 6150102.

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