| 摘要 |
Perfluorobutadiene and higher alkandienes , with terminal doubl.e bonds, are obtained from .alpha.,.omega. -dibromo, .alpha., .omega.,bromo, iodo perfluoroalkanes by dehalofluorination carried out with the aid of an organometallic compound, in the presence of aprotic solvent belonging to the class of hydrocart>ons or polar aprotic solvent belonging to the class of ethers, with limited reaction times. * * * * * * |
