4-Bromo-1-butyne

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Names

[ CAS No. ]:
38771-21-0

[ Name ]:
4-Bromo-1-butyne

[Synonym ]:
1-Bromo-3-butyne
4-bromo-butyne
1-Butyne, 4-bromo-
4-Bromo-1-butyne
1-Butyne,4-bromo
3-Butynyl Bromide
4-Bromobut-1-yne
1-bromo-3-butynol
4-bromo-but-1-yne
homopropargyl bromide

Chemical & Physical Properties

[ Density]:
1.5±0.1 g/cm3

[ Boiling Point ]:
118.3±23.0 °C at 760 mmHg

[ Molecular Formula ]:
C4H5Br

[ Molecular Weight ]:
132.986

[ Flash Point ]:
32.3±17.0 °C

[ Exact Mass ]:
131.957458

[ LogP ]:
1.72

[ Vapour Pressure ]:
20.0±0.2 mmHg at 25°C

[ Index of Refraction ]:
1.483

[ Storage condition ]:
2~8℃

MSDS

Click to get detail MSDS

Safety Information

[ Hazard Codes ]:
T: Toxic;

[ Risk Phrases ]:
R10;R25;R43

[ Safety Phrases ]:
S36/37-S45

[ RIDADR ]:
2811.0

[ HS Code ]:
2903399090

Precursor & DownStream

Precursor

  • 3-Butyn-1-ol
  • Propargyl-Tos

DownStream

  • but-3-ynylsulfanylbenzene
  • 6,8-DIMETHOXY-4-METHYLQUINOLINE
  • 4-Brombut-1-en
  • 4-Cyano-1-butyne
  • 1-iodo-2-methylcyclobutene
  • Fmoc-L-propargylalanine
  • 4-Iodo-1-butyne

Customs

[ HS Code ]: 2903399090

[ Summary ]:
2903399090. brominated,fluorinated or iodinated derivatives of acyclic hydrocarbons. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Related Compounds

  • 4-Bromo-1-trimethylsilyl-1-butyne
  • 4-Bromo-2-(trimethylsilyl)thiazole
  • 4-bromo-1,1':4',1'':4'',1'''-quaterphenyl
  • 4-BROMO-1-METHYL-1H-INDOLE
  • 4-bromo-1,3-dimethyl-5-dimethylphenylsilylpyrazole
  • 4-bromo-1,1-dimethoxypentane
  • 3-{1-[2-oxo-2-(pyrrolidin-1-yl)ethyl]-1H-pyrazol-4-yl}propanoic acid
  • 2-chloro-1-{1-[(2E)-3-phenylprop-2-en-1-yl]-1H-pyrazol-4-yl}ethan-1-one
  • 3-{1-[(2E)-3-phenylprop-2-en-1-yl]-1H-pyrazol-4-yl}prop-2-yn-1-amine
  • 2-(4-ethynyl-1H-pyrazol-1-yl)-1-(pyrrolidin-1-yl)ethan-1-one
  • 2-[4-(3-hydroxypropyl)-1H-pyrazol-1-yl]-1-(pyrrolidin-1-yl)ethan-1-one
  • 2-[4-(2-aminoethyl)-1H-pyrazol-1-yl]-1-(pyrrolidin-1-yl)ethan-1-one
  • 2-{4-[3-(methylamino)propyl]-1H-pyrazol-1-yl}-1-(pyrrolidin-1-yl)ethan-1-one
  • 3-[1-(butan-2-yl)-1H-pyrazol-4-yl]propanoic acid
  • 1-(butan-2-yl)-4-ethynyl-1H-pyrazole
  • (2E)-3-[1-(butan-2-yl)-1H-pyrazol-4-yl]prop-2-enoic acid
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