다양한 플루오르화탄소를 제조하는 방법이 개시된다. 원치않은 생성물을 반응성 중간체로 영구히 전환시킴으로써 원하는 생성물의 수율이 증가되는 방법이 기재되어 있다. 트리플루오로에틸렌은 약 725℃에서 1-클로로-2,2,2-트리플루오로에탄을 열분해시킴으로써 50%를 초과하는 수율로 제조된다. 1,1,1,3,3-펜타플루오로프로필렌은 클로로디플루오로메탄의 존재하에 1-클로로-2,2,2-트리플루오로에탄을 열분해시킴으로써 제조된다. 트리플루오로에틸렌은 1,2,2,2-테트라플루오로에탄을 열분해시킴으로써 제조된다. 1-클로로-2,2-디플루오로에틸렌은 1-클로로-2,2,2-트리플루오로에탄을 열분해시킴으로써 제조된다. 1,1-디클로로-2,2-디플루오로에틸렌은 클로로디플루오로메탄 및 염화 수소의 존재하에 1-클로로-2,2,2-트리플루오로에탄을 열분해시킴으로써 제조된다. 1,1,1,2,3,4,4,4-옥타플루오로-2-부텐은 1-클로로-1,2,2,2-테트라플루오로에탄을 열분해시킴으로써 제조된다. 1,1,1,2,3,4,4,4-옥타플루오로-2-부텐은 1,1,2,2,2-펜타플루오로에탄을 열분해시킴으로써 제조된다. 1,2,2,2-테트라플루오로에탄은 1,1,2,2,2-펜타플루오로에탄을 열분해시킴으로써 제조된다. 1,1-디클로로-1,2,2,2-테트라플루오로에탄은 1-클로로-1,2,2,2-테트라플루오로에탄을 열분해시킴으로써 제조된다.
Processes for preparing a variety of fluorocarbons are disclosed. Processes are described wherein the yields of desired products are increased by endlessly converting the undesired products to reactive intermediates. Trifluoroethylene is prepared in greater than 50 % yield by pyrolizing 1-chloro-2,2,2-trifluoroethane at a temperature about 725 °C. 1,1,1,3,3-Pentafluoropropylene is prepared by pyrolyzing 1-chloro-2,2,2-trifluoroethane in the presence of chlorodifluoromethane. Trifluoroethylene is prepared by pyrolyzing 1,2,2,2-tetrafluoroethane. 1-Chloro-2,2-difluoroethylene is prepared by pyrolyzing 1-chloro-2,2,2-trifluoroethane. 1,1-Dichloro-2,2-difluoroethylene is prepared by pyrolyzing 1-chloro-2,2,2-trifluoroethane in the presence of chlorodifluoromethane and hydrogen chloride. 1,1,1,2,3,4,4,4-Octafluoro-2-butene is prepared by pyrolyzing 1-chloro-1,2,2,2-tetrafluoroethane. 1,1,1,2,3,4,4,4-Octafluoro-2-butene is prepared by pyrolyzing, 1,1,2,2,2-pentafluoroethane. 1,2,2,2-Tetrafluoroethane is prepared by pyrolyzing 1,1,2,2,2-pentafluoroethane. 1,1-Dichloro-1,2,2,2-tetrafluoroethane is prepared by pyrolyzing 1-chloro-1,2,2,2-tetrafluoroethane.