Tech Serve Solutions

Butyryl chloride

CAS 141-75-3CH3CH2CH2COClChemical Synthesis

Butyryl chloride (CAS 141-75-3), molecular formula CH3CH2CH2COCl, 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.

Butyryl chloride
Acid HalidesBuilding BlocksCarbonyl CompoundsChemical SynthesisOrganic Building Blocks
01 /Properties
Molecular weight106.55
Linear formulaCH3CH2CH2COCl
Assay98%
Boiling point102 °C(lit.)
Density1.026 g/mL at 25 °C(lit.)
Refractive indexn20/D 1.412(lit.)
Vapour density3.7 (vs air)
Melting point−89 °C(lit.)
ApplicationButyryl chloride has been used to esterify wood meal dissolved in the ionic liquid, 1-butyl-3-methylimidazolium chloride1.
02 /Safety & handling
Flammable
Flammable
Corrosive
Corrosive
Toxic
Toxic
Danger

Hazard statements

  • H225Highly flammable liquid and vapour
  • H314Causes severe skin burns and eye damage
  • H331Toxic if inhaled

Precautionary statements

  • P210Keep away from heat, sparks and open flames. No smoking
  • P261Avoid breathing dust, fume, gas or vapours
  • P280Wear protective gloves, clothing and eye/face protection
  • P305IF IN EYES
  • P310Immediately call a POISON CENTER or doctor
Protective equipmentFaceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Flash point18 °C / 64.4 °F
Transport (UN / ADR)UN 2353 8(3) / PGII
Water hazard class (WGK, DE)1
Hazard codes (EU)F,C
Risk statements (R)11-34
Safety statements (S)16-23-26-36-45

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

03 /Identifiers & registry
CAS number
141-75-3
MDL number
MFCD00000752
PubChem substance
24846927
Beilstein registry
605395
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 Butyryl chloride?

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Butyryl chloride (CAS 141-75-3), molecular formula CH3CH2CH2COCl, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to USP, BP and EP standards.

What grades of Butyryl chloride does Tech Serve Solutions supply?

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Tech Serve Solutions supplies Butyryl chloride 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 Butyryl chloride?

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Butyryl chloride has CAS number 141-75-3 and molecular formula CH3CH2CH2COCl. Full specifications appear in the table above and in the Certificate of Analysis.

What is the typical minimum order quantity and lead time for Butyryl chloride?

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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 Butyryl chloride 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 Butyryl chloride be stored?

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Store Butyryl chloride 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 Butyryl chloride used for?

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Butyryl chloride 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 Butyryl chloride?

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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 Butyryl chloride in a specific grade or volume?

Request a quote