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API Impurities

Clomethiazole

Reference StandardAvailable on request

Buy Clomethiazole (CAS 533-45-9) from Zemixal: C6H8ClNS, COA and SDS with every lot, worldwide shipping. Catalogue no. ZX-044584.

Pack sizes
Clomethiazole chemical structure
CAS number533-45-9
FormulaC6H8ClNS
Molar mass161.65 g/mol
Physical formSolid
HS code38229090
InChIKeyPCLITLDOTJTVDJ-UHFFFAOYSA-N
IUPAC name5-(2-chloroethyl)-4-methyl-1,3-thiazole

About Clomethiazole

Clomethiazole is part of the Zemixal API Impurities range. For your records (Reference Standard), the material is defined by CAS 533-45-9, formula C6H8ClNS and molar mass 161.65 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Safe handling

Hazard communication follows GHS (Warning: H302, H315, H319 and H335). Our SDS lists exposure controls and first-aid measures.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Each lot travels with a certificate of analysis with characterisation data. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Typical uses

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of Clomethiazole
Product nameClomethiazole
Catalogue numberZX-044584
CAS number533-45-9
IUPAC name5-(2-chloroethyl)-4-methyl-1,3-thiazole
Molecular formulaC6H8ClNS
Molar mass161.65 g/mol
Exact mass161.0066
GradeReference Standard
Physical formSolid
XLogP32.1
H-bond donors / acceptors0 / 2
Topological polar surface area41.1 Ų
HS code38229090
InChIKeyPCLITLDOTJTVDJ-UHFFFAOYSA-N
SMILESCC1=C(SC=N1)CCCl
PubChem CID10783
SynonymsClometiazol, Thiazole, 5-(2-chloroethyl)-4-methyl-, Distraneurine, Distraneurin, Chlorethiazol, Chlormethiazol, Somnevrin, Chloro-S.C.T.Z., Clometiazolo [DCIT], Chloraethiazol, 4-Methyl-5-(beta-chloroethyl)thiazole

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation
  • H412Harmful to aquatic life with long lasting effects

Precautionary statements P261, P264, P264 + P265, P270, P271, P273, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Clomethiazole
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Clomethiazole

Which CAS number identifies Clomethiazole?
Clomethiazole is registered under CAS 533-45-9. You may also see it listed as Clometiazol, Thiazole, 5-(2-chloroethyl)-4-methyl-, Distraneurine. Our catalogue number for this item is ZX-044584.
What are the formula and molar mass of Clomethiazole?
For Clomethiazole, its formula is C6H8ClNS and its molar mass is 161.65 g/mol. The systematic (IUPAC) name is 5-(2-chloroethyl)-4-methyl-1,3-thiazole. InChIKey PCLITLDOTJTVDJ-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for Clomethiazole?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Clomethiazole?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Clomethiazole to my country?
Yes. Because Clomethiazole is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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