Tech Serve Solutions

Methyl propiolate

CAS 922-67-8HC≡CCO2CH3Organic Building Blocks

Methyl propiolate (CAS 922-67-8), molecular formula HC≡CCO2CH3, is a high-purity chemical supplied by Tech Serve Solutions for organic building blocks 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
Methyl acetylenecarboxylate
Methyl propiolate
Building BlocksC2 to C5Carbonyl CompoundsChemical SynthesisEsters
01 /Properties
Molecular weight84.07
Linear formulaHC≡CCO2CH3
Assay≥97.0% (GC)
Boiling point103-105 °C(lit.)
Density0.945 g/mL at 25 °C(lit.)
Refractive indexn20/D 1.408(lit.)n20/D 1.409
ApplicationMethyl propiolate was used in the synthesis of polysubstituted 3-arylaminoacrylate and tetrahydropyrimidin-2-one derivatives1. It was also used as a thiol derivatizing agent for capillary electrophoresis2.
02 /Safety & handling
Flammable
Flammable
Harmful / irritant
Harmful / irritant
Danger

Hazard statements

  • H225Highly flammable liquid and vapour
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements

  • P210Keep away from heat, sparks and open flames. No smoking
  • P261Avoid breathing dust, fume, gas or vapours
  • P305IF IN EYES
Protective equipmentEyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Flash point16 °C / 60.8 °F
Transport (UN / ADR)UN 3272 3 / PGII
Water hazard class (WGK, DE)3
Hazard codes (EU)F,Xi
Risk statements (R)11-36/37/38
Safety statements (S)26-36

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

03 /Identifiers & registry
CAS number
922-67-8
MDL number
MFCD00008572
PubChem substance
24850388
Beilstein registry
605462
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 Methyl propiolate?

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Methyl propiolate (CAS 922-67-8), molecular formula HC≡CCO2CH3, is a high-purity chemical supplied by Tech Serve Solutions for organic building blocks applications, to USP, BP and EP standards.

What grades of Methyl propiolate does Tech Serve Solutions supply?

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Tech Serve Solutions supplies Methyl propiolate 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 Methyl propiolate?

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Methyl propiolate has CAS number 922-67-8 and molecular formula HC≡CCO2CH3. Full specifications appear in the table above and in the Certificate of Analysis.

What is the typical minimum order quantity and lead time for Methyl propiolate?

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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 Methyl propiolate 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 Methyl propiolate be stored?

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Store Methyl propiolate 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 Methyl propiolate used for?

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Methyl propiolate is used in organic building blocks 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 Methyl propiolate?

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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 Methyl propiolate in a specific grade or volume?

Request a quote