1,4-pentadiyne

Suppliers

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

3-Bromopropyne
Bromo(ethynyl)magnesium
penta-1,3-diyne
2-Propyn-1-yl 4-methylbenzenesulfonate

DownStream

bismine
1,4-Dihydro-1-chlorbismabenzol
phosphinine
di-n-butyldibromotin
1-phenyl-1-boracyclohexa-2,5-diene
1,1-dibutyl-4H-stannine
1-Arsabenzene
Antimonin

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%

Related Compounds

3-Hydroxy-1,4-pentadiyne
3-methyl-1,4-pentadiyne-3-ol
3-Hydroxy-3-(4-piperidyl)-1,4-pentadiyne
Benzene,1,1'-(1,4-pentadiyne-1,5-diyl)bis-
1-[4-(6,8-dibromo-2-methyl-4-oxoquinazolin-3-yl)-3-methylphenyl]sulfonyl-3-phenylurea
1-[4-(6,8-dibromo-2-methyl-4-oxoquinazolin-3-yl)phenyl]sulfonyl-3-(4-methylphenyl)urea
4-((Cyclohexylamino)methyl)benzoic acid hydrochloride
1-[(2,4-Dichlorophenyl)methyl]-N-(1,1-dimethylethyl)-2-methyl-1H-indole-3-methanamine
2-Methoxy-6-(pyrazol-1-yl)-benzonitrile
1H-3-Benzazepin-7-ol, 8-chloro-2,3,4,5-tetrahydro-5-(3-iodophenyl)-3-methyl-, (S)-
4-Bromo-11-(4-methoxyphenyl)-6,6-diphenyl-6,11-dihydro-5H-benzo[b]carbazol-9-ol
(4-Methyl-tetrahydro-furan-2-yl)-methanol
N-(1-cyanocyclopentyl)-2-[4-(4-fluorobenzenesulfonyl)-1,4-diazepan-1-yl]acetamide
O-[2-(3,5-dichloropyridin-4-yl)propyl]hydroxylamine
4,5,6,7-Tetrahydrobenzo[d]isoxazole-3-carbaldehyde
tert-Butyl-DL-alanine