Assertion: butadiene | /r/HasProperty | chemical structure
Facets:
Source sentences:
text: Butadiene (chemical formula C 4 H 6 ; chemical structure CH 2 =CH-CH=CH 2 ) is a reactive colourless gas produced by the dehydrogenation of butene or butane or by the cracking of petroleum distillates.
text: Butadiene, the Chemical Building Block