2,7-dimethylocta-1,7-dien-3,5-diyne

Names

[ CAS No. ]:
5187-81-5

[ Name ]:
2,7-dimethylocta-1,7-dien-3,5-diyne

[Synonym ]:
Diisopropenyldiacetylene

Chemical & Physical Properties

[ Density]:
0.867g/cm3

[ Boiling Point ]:
205.1ºC at 760 mmHg

[ Molecular Formula ]:
C10H10

[ Molecular Weight ]:
130.18600

[ Flash Point ]:
66.6ºC

[ Exact Mass ]:
130.07800

[ LogP ]:
2.14540

[ Index of Refraction ]:
1.492

Safety Information

[ HS Code ]:
2901299090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 2-Metbut-1-en-1yne
  • Phenylacetylene
  • 1-Ethynylnaphthalene
  • 1,1,6-trimethyl-6-{[(trichloromethyl)sulfinyl]oxy}hepta-2,4-diynyl trichloromethane sulfinate
  • 2,7-dimethyl-3,5-octadiyn-2,7-diol

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%

Related Compounds

  • 2,7-dimethylocta-1,7-dien-3-ol
  • 2,7-dimethylocta-1,6-dien-3-ol
  • 2,6-Dimethyl-1,7-octadien-3-ol
  • (3E,5E)-3,7-dimethylocta-1,3,5-triene
  • 3-methoxy-2,7-dimethylocta-1,7-diene
  • 7-methylsulfinyltrideca-1,7-dien-3,5,9,11-tetrayne