1,4-pentadiyne

Names

[ Name ]:
1,4-pentadiyne

[Synonym ]:
Diethinylmethan
CH.equiv.CCH2C.equiv.CH
Penta-1,4-diin
Propargylacetylene
malononitrile
1,4-Pentadiyne
1,4-Pentadiin
Diethynylmethane

Chemical & Physical Properties

[ Density]:
0.815g/cm3

[ Boiling Point ]:
61.1ºC at 760mmHg

[ Molecular Formula ]:
C₅H₄

[ Molecular Weight ]:
64.08530

[ Exact Mass ]:
64.03130

[ LogP ]:
0.64290

[ Vapour Pressure ]:
201mmHg at 25°C

[ Index of Refraction ]:
1.443

Safety Information

[ HS Code ]:
2901299090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2901299090

[ Summary ]:
2901299090 unsaturated acyclic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%