Pent-1-yne

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Names

[ CAS No. ]:
627-19-0

[ Name ]:
Pent-1-yne

[Synonym ]:
2H-Azepin-2-one,hexahydro-1-pentyl
n-propylacetylene
propylacetylene
1-Pentyne
EINECS 210-987-1
4-pentyne
MFCD00009469
n-pent-1-yne
Acetylene, propyl-
Ethylmethylacetylene
Pent-1-in
1-n-pentyne
1-n-pentylazacycloheptan-2-one

Chemical & Physical Properties

[ Density]:
0.7±0.1 g/cm3

[ Boiling Point ]:
40.9±3.0 °C at 760 mmHg

[ Melting Point ]:
-106 °C

[ Molecular Formula ]:
C5H8

[ Molecular Weight ]:
68.117

[ Flash Point ]:
-42.8±1.4 °C

[ Exact Mass ]:
68.062599

[ LogP ]:
2.06

[ Vapour Pressure ]:
428.0±0.0 mmHg at 25°C

[ Index of Refraction ]:
1.401

[ Storage condition ]:
2-8°C

MSDS

Click to get detail MSDS

Safety Information

[ Hazard Codes ]:
F,Xn

[ Risk Phrases ]:
11-36/37/38-65

[ Safety Phrases ]:
S16-S26-S36-S62

[ RIDADR ]:
UN 3295 3/PG 2

[ WGK Germany ]:
3

[ Packaging Group ]:
II

[ Hazard Class ]:
3

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 1,2-Dibromopentane
  • sodium acetylide
  • 1-Bromopropane
  • Valeraldehyde
  • hex-2-yn-1-al
  • 1-(TRIPHENYL-LAMBDA5-PHOSPHANYLIDENE)-PENTAN-2-ONE
  • 2-Bromo-1-pentene
  • SULFURIC ACID, DIPROPYL ESTER
  • Pentan-2-one

DownStream

  • hex-2-yn-1-ol,methanesulfonic acid
  • 1,2-Dibromopentane
  • 1-Pentyn-1-ylbenzene
  • 4-Nitroaniline
  • Diphenyl disulfide
  • 2-phenyl-5-propyloxazole
  • Benzamide

Related Compounds

  • 1-bromopent-1-yne
  • 3-ethylpent-1-yne
  • 3-chloropent-1-yne
  • 5-ethoxypent-1-yne
  • 3-bromo-pent-1-yne
  • 3-methylpent-1-yne
  • N1-(2-(furan-3-yl)-2-hydroxy-2-(thiophen-2-yl)ethyl)-N2-(4-(trifluoromethoxy)phenyl)oxalamide
  • 1-(2-(Furan-3-yl)-2-hydroxy-2-(thiophen-2-yl)ethyl)-3-isopropylurea
  • 1-Benzyl-3-(2-(furan-3-yl)-2-hydroxy-2-(thiophen-2-yl)ethyl)urea
  • 1-(2-(Furan-3-yl)-2-hydroxy-2-(thiophen-2-yl)ethyl)-3-(o-tolyl)urea
  • 1-(2-Fluorophenyl)-3-(2-(furan-3-yl)-2-hydroxy-2-(thiophen-2-yl)ethyl)urea
  • 1-(Benzo[d][1,3]dioxol-5-yl)-3-(2-(furan-3-yl)-2-hydroxy-2-(thiophen-2-yl)ethyl)urea
  • 1-(2-(Furan-3-yl)-2-hydroxy-2-(thiophen-2-yl)ethyl)-3-(4-methoxyphenethyl)urea
  • 1-(5-Chloro-2-methoxyphenyl)-3-(2-(furan-3-yl)-2-hydroxy-2-(thiophen-2-yl)ethyl)urea
  • (E)-3-(furan-2-yl)-N-(2-hydroxy-2-(thiophen-2-yl)-2-(thiophen-3-yl)ethyl)acrylamide
  • N-(2-hydroxy-2-(thiophen-2-yl)-2-(thiophen-3-yl)ethyl)cinnamamide