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4-BROMO-1-BUTYNE

4-BROMO-1-BUTYNE Structure
4-BROMO-1-BUTYNE
  • CAS No.38771-21-0
  • Chemical Name:4-BROMO-1-BUTYNE
  • CBNumber:CB5500121
  • Molecular Formula:C4H5Br
  • Formula Weight:132.99
  • MOL File:38771-21-0.mol
4-BROMO-1-BUTYNE Property
  • Boiling point 110 °C
  • Density 1.417 g/mL at 25 °C
  • refractive index 1.481
  • Flash point 24 °C
  • storage temp. Inert atmosphere,Store in freezer, under -20°C
  • solubility Chloroform (Slightly), Methanol (Slightly)
  • form clear liquid
  • color Colorless to Light yellow to Light orange
  • Water Solubility Immiscible with water.
  • InChIKey XLYOGWXIKVUXCL-UHFFFAOYSA-N
  • UNSPSC Code 12352100
  • NACRES NA.22
Safety
  • Hazard Codes  :T
  • Risk Statements  :10-25-43
  • Safety Statements  :36/37-45
  • RIDADR  :UN 1992 6.1(3) / PGIII
  • WGK Germany  :3
  • HazardClass  :3
  • PackingGroup  :III
  • HS Code  :29039990
  • NFPA 704:
    2
    3 0
Hazard and Precautionary Statements (GHS)
  • Symbol(GHS)
  • Signal wordDanger
  • Hazard statements H226-H301-H317
  • Precautionary statements P210-P280-P301+P310+P330-P302+P352
4-BROMO-1-BUTYNE Price More Price(4)
  • Brand: Sigma-Aldrich(India)
  • Product number: 675725
  • Product name : 4-Bromo-1-butyne
  • Purity: 97%
  • Packaging: 5G
  • Price: ₹8649.18
  • Updated: 2022/06/14
  • Buy: Buy
  • Brand: ALFA India
  • Product number: ALF-H53367-14
  • Product name : 4-Bromo-1-butyne, 97%
  • Purity: 
  • Packaging: 25g
  • Price: ₹34235
  • Updated: 2022/05/26
  • Buy: Buy
  • Brand: TCI Chemicals (India)
  • Product number: B3242
  • Product name : 4-Bromo-1-butyne
  • Purity: min. 97.0 %
  • Packaging: 5G
  • Price: ₹7600
  • Updated: 2022/05/26
  • Buy: Buy
  • Brand: ALFA India
  • Product number: ALF-H53367-06
  • Product name : 4-Bromo-1-butyne, 97%
  • Purity: 
  • Packaging: 5g
  • Price: ₹11363
  • Updated: 2022/05/26
  • Buy: Buy

4-BROMO-1-BUTYNE Chemical Properties,Usage,Production

  • Chemical Properties Yellow liquid
  • Uses 4-Bromo-1-butyne is used as a reactant in the synthesis of:
    • Macrocycles by cobalt-mediated [2+2+2] co-cyclotrimerization.
    • 2,4,5-trisubstituted oxazoles by a gold-catalyzed formal [3+2] cycloaddition.
    • Intramolecular 1,3-dipolar cycloaddition to synthesize 1,3,4-oxadiazoles.
    • Lactones bearing alkynes for reductive cyclization in the preparation of azulene derivatives.
    • Substituted α-pyrones by gold-catalyzed coupling reactions.

  • Uses 4-Bromo-1-butyne is used for pharmaceutical intermediates.
4-BROMO-1-BUTYNE Preparation Products And Raw materials
Raw materials
Preparation Products
4-BROMO-1-BUTYNE Suppliers
Global(160)Suppliers
  • Supplier：
    Alchem Pharmtech,Inc.
  • Tel：8485655694
  • Email：sales@alchempharmtech.com
  • Country：United States
  • ProdList：63687
  • Advantage：58
  • Supplier：
    career henan chemical co
  • Tel：+86-0371-86658258<br/>+8613203830695
  • Email：factory@coreychem.com
  • Country：China
  • ProdList：29808
  • Advantage：58
4-BROMO-1-BUTYNE Spectrum
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