Tech Serve Solutions

4,5-Dimethylthiazole

CAS 3581-91-7C5H7NSChemical Synthesis

4,5-Dimethylthiazole (CAS 3581-91-7), molecular formula C5H7NS, 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.

4,5-Dimethylthiazole
Building BlocksC3 to C7Chemical SynthesisHeterocyclic Building BlocksThiazoles
01 /Properties
Molecular weight113.18
Empirical formulaC5H7NS
Assay97%
Boiling point158 °C/742 mmHg(lit.)
Density1.07 g/mL at 25 °C(lit.)
Refractive indexn20/D 1.521(lit.)
Application4,5-Dimethylthiazole was used in the preparation of 4-(bromomethyl)-5-(dibromomethyl)thiazole1.
02 /Safety & handling
Flammable
Flammable
Corrosive
Corrosive
Harmful / irritant
Harmful / irritant
Danger

Hazard statements

  • H226Flammable liquid and vapour
  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H318Causes serious eye damage
  • H335May cause respiratory irritation

Precautionary statements

  • P261Avoid breathing dust, fume, gas or vapours
  • P280Wear protective gloves, clothing and eye/face protection
  • P305IF IN EYES
Flash point51 °C / 123.8 °F
Transport (UN / ADR)UN 1993C 3 / PGIII
Water hazard class (WGK, DE)3
Hazard codes (EU)Xn
Risk statements (R)10-22-37/38-41
Safety statements (S)16-26-39

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

03 /Identifiers & registry
CAS number
3581-91-7
MDL number
MFCD00005336
PubChem substance
24853109
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 4,5-Dimethylthiazole?

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4,5-Dimethylthiazole (CAS 3581-91-7), molecular formula C5H7NS, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to USP, BP and EP standards.

What grades of 4,5-Dimethylthiazole does Tech Serve Solutions supply?

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Tech Serve Solutions supplies 4,5-Dimethylthiazole 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 4,5-Dimethylthiazole?

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4,5-Dimethylthiazole has CAS number 3581-91-7 and molecular formula C5H7NS. Full specifications appear in the table above and in the Certificate of Analysis.

What is the typical minimum order quantity and lead time for 4,5-Dimethylthiazole?

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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 4,5-Dimethylthiazole 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 4,5-Dimethylthiazole be stored?

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Store 4,5-Dimethylthiazole 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 4,5-Dimethylthiazole used for?

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4,5-Dimethylthiazole 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 4,5-Dimethylthiazole?

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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 4,5-Dimethylthiazole in a specific grade or volume?

Request a quote