penta-1,3-diyne

Names

[ CAS No. ]:
4911-55-1

[ Name ]:
penta-1,3-diyne

[Synonym ]:
Penta-1,3-diin
Methylbutadiyne
InChI=1/C5H4/c1-3-5-4-2/h1H,2H
Methyl-diacetylen
1,3-Pentadiyne
CH3C.equiv.CC.equiv.CH
Methyldiacetylene

Chemical & Physical Properties

[ Density]:
0.82g/cm3

[ Boiling Point ]:
55.5ºC at 760mmHg

[ Molecular Formula ]:
C5H4

[ Molecular Weight ]:
64.08530

[ Exact Mass ]:
64.03130

[ LogP ]:
0.64290

[ Index of Refraction ]:
1.451

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 1,4-Dichlorbut-2-in
  • methyl iodide
  • 2-methylhepta-3,5-diyn-2-ol
  • Dichloromethane
  • sodium acetylide
  • bromoethyne
  • 2,2,2-Trifluoroethanol

DownStream

  • 4-ETHYLAMINO-PENT-3-EN-2-ONE
  • 1,4-pentadiyne
  • 2,4-Hexadiyne
  • penta-1,2-dien-4-yne
  • hexa-2,4-diynenitrile
  • 2-methylhepta-3,5-dien-2-ol
  • hepta-1,3,5-triynylbenzene
  • N-hexyl methyl ether
  • methyl octa-2,4,6-triynoate
  • N-[(2,6-dimethylphenyl)carbamothioyl]-4-methylbenzamide

Related Compounds

  • 1-iodopenta-1,3-diyne
  • 1-bromopenta-1,3-diyne
  • 5-methoxypenta-1,3-diyne
  • 1-cyclopropylpenta-1,3-diyne
  • trimethylsilylpenta-1,3-diyne
  • 1,5,5,5-tetrafluoropenta-1,3-diyne
  • 4-{1-[4-(Propan-2-yl)cyclohexyl]ethyl}piperidine
  • tert-butyl N-[2-(2-amino-1,3-thiazol-4-yl)-4-hydroxyphenyl]carbamate
  • 2-Bromo-1-[3-(trifluoromethoxy)phenyl]ethan-1-ol
  • 5-(1-isocyanatoethyl)-N,N-dimethylpyridin-2-amine
  • Methyl 2-amino-3-(3,4-dihydroxyphenyl)-3-methylbutanoate
  • 5-[3-fluoro-4-(trifluoromethyl)phenyl]-1-methyl-1H-pyrazol-4-amine
  • 1-({4H,5H,6H-cyclopenta[b]thiophen-2-yl}methyl)cyclopropan-1-amine
  • 1-[(2,6-Dichloropyridin-4-yl)methyl]cyclopropane-1-carboxylic acid
  • [4-(Trifluoromethyl)pyridin-3-yl]methanesulfonyl chloride
  • 2-(Oxiran-2-yl)-6-(propan-2-yloxy)pyridine
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