Tech Serve Solutions

5-Chloro-2-mercaptobenzothiazole

CAS 5331-91-9C7H4ClNS2Chemical Synthesis

5-Chloro-2-mercaptobenzothiazole (CAS 5331-91-9), molecular formula C7H4ClNS2, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.

IUPAC
5-Chloro-2-benzothiazolethiol,CMBT
5-Chloro-2-mercaptobenzothiazole
Building BlocksC3 to C7Chemical SynthesisGlycan Labeling and AnalysisGlycobiologyHalogenated HeterocyclesHeterocyclic Building BlocksMolecular BiologyProteomicsThiazoles More...
01 /Properties
Molecular weight201.70
Empirical formulaC7H4ClNS2
Assay≥90%
Gradetechnical grade
Application5-Chloro-2-mercaptobenzothiazole (CMBZT) has been used in the analysis of lipopolysaccharide by negative-ion matrix-assisted laser desorption ionization-time of flight mass spectrometry1. It has been used in the synthesis of the new mixed ligand silver(I) chloride complex with the heterocyclic thioamide CMBZT and tri(p-tolyl)phosphine2.
Melting point198-200 °C(lit.)
02 /Safety & handling
Protective equipmentEyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
Water hazard class (WGK, DE)3

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

03 /Identifiers & registry
CAS number
5331-91-9
MDL number
MFCD00005783
PubChem substance
24847675
04 /Quality & supply

Documentation

Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

05 /Frequently asked questions

What is 5-Chloro-2-mercaptobenzothiazole?

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5-Chloro-2-mercaptobenzothiazole (CAS 5331-91-9), molecular formula C7H4ClNS2, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to USP, BP and EP standards.

What grades of 5-Chloro-2-mercaptobenzothiazole does Tech Serve Solutions supply?

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Tech Serve Solutions supplies 5-Chloro-2-mercaptobenzothiazole in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.

What is the CAS number and molecular formula of 5-Chloro-2-mercaptobenzothiazole?

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5-Chloro-2-mercaptobenzothiazole has CAS number 5331-91-9 and molecular formula C7H4ClNS2. Full specifications appear in the table above and in the Certificate of Analysis.

What is the typical minimum order quantity and lead time for 5-Chloro-2-mercaptobenzothiazole?

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Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.

Do you provide a Certificate of Analysis (CoA) with each shipment?

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Yes. Every batch of 5-Chloro-2-mercaptobenzothiazole ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.

How should 5-Chloro-2-mercaptobenzothiazole be stored?

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Store 5-Chloro-2-mercaptobenzothiazole in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.

What is 5-Chloro-2-mercaptobenzothiazole used for?

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5-Chloro-2-mercaptobenzothiazole is used in chemical synthesis applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.

How do I request a quote for 5-Chloro-2-mercaptobenzothiazole?

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Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.

Need 5-Chloro-2-mercaptobenzothiazole in a specific grade or volume?

Request a quote