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Ethynylmagnesium bromide solution

CAS 4301-14-8HC≡CMgBrChemical Synthesis

Ethynylmagnesium bromide solution (CAS 4301-14-8), molecular formula HC≡CMgBr, 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.

Ethynylmagnesium bromide solution
AlkynylChemical SynthesisGrignard ReagentsOrganometallic Reagents
01 /Properties
Molecular weight129.24
Linear formulaHC≡CMgBr
Density0.94 g/mL at 25 °C
Concentration0.5 M in THF
Storage temperature2-8°C
ApplicationPreparation of the alkyne component in an enyne cross-metathesis leading to conjugated dienes.1 Diastereoselective ethynylation of chiral α-(dibenzylamino) aldehydes.2
02 /Safety & handling
Flammable
Flammable
Corrosive
Corrosive
Harmful / irritant
Harmful / irritant
Danger

Hazard statements

  • H225Highly flammable liquid and vapour
  • H261In contact with water releases flammable gas
  • H314Causes severe skin burns and eye damage
  • H335May cause respiratory irritation

Precautionary statements

  • P210Keep away from heat, sparks and open flames. No smoking
  • P231Handle under inert gas
  • P261Avoid breathing dust, fume, gas or vapours
  • P280Wear protective gloves, clothing and eye/face protection
  • P305IF IN EYES
  • P422
Protective equipmentFaceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Flash point-29 °C / -20.2 °F
Transport (UN / ADR)UN 3399 4.3/PG 2
Water hazard class (WGK, DE)3
Hazard codes (EU)F,C
Risk statements (R)11-14/15-19-34-37
Safety statements (S)9-16-26-36/37/39-43-45
Supplemental hazardsMay form explosive peroxides., Reacts violently with water.

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

03 /Identifiers & registry
CAS number
4301-14-8
MDL number
MFCD00075342
PubChem substance
24861376
Beilstein registry
3600874
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 Ethynylmagnesium bromide solution?

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Ethynylmagnesium bromide solution (CAS 4301-14-8), molecular formula HC≡CMgBr, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to USP, BP and EP standards.

What grades of Ethynylmagnesium bromide solution does Tech Serve Solutions supply?

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Tech Serve Solutions supplies Ethynylmagnesium bromide solution 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 Ethynylmagnesium bromide solution?

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Ethynylmagnesium bromide solution has CAS number 4301-14-8 and molecular formula HC≡CMgBr. Full specifications appear in the table above and in the Certificate of Analysis.

What is the typical minimum order quantity and lead time for Ethynylmagnesium bromide solution?

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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 Ethynylmagnesium bromide solution 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 Ethynylmagnesium bromide solution be stored?

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Store Ethynylmagnesium bromide solution 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 Ethynylmagnesium bromide solution used for?

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Ethynylmagnesium bromide solution 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 Ethynylmagnesium bromide solution?

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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 Ethynylmagnesium bromide solution in a specific grade or volume?

Request a quote