发明授权
US4324930A 2,3-Dichloro-2-trifluoromethyl-1,1,1,3,4,4,5,5,5-nonafluoropentane and
process for its manufacture
失效
2,3-二氯-2-三氟甲基-1,1,1,3,4,4,5,5,5-九氟戊烷及其制备方法
- 专利标题: 2,3-Dichloro-2-trifluoromethyl-1,1,1,3,4,4,5,5,5-nonafluoropentane and process for its manufacture
- 专利标题(中): 2,3-二氯-2-三氟甲基-1,1,1,3,4,4,5,5,5-九氟戊烷及其制备方法
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申请号: US247787申请日: 1981-03-26
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公开(公告)号: US4324930A公开(公告)日: 1982-04-13
- 发明人: Sigmar-Peter von Halasz
- 申请人: Sigmar-Peter von Halasz
- 申请人地址: DEX Frankfurt am Main
- 专利权人: Hoechst Aktiengesellschaft
- 当前专利权人: Hoechst Aktiengesellschaft
- 当前专利权人地址: DEX Frankfurt am Main
- 优先权: DEX3012005 19800328
- 主分类号: C07C17/00
- IPC分类号: C07C17/00 ; C07C17/04 ; C07C19/10 ; C07C67/00 ; C10M105/52 ; C11D7/50 ; C23G5/028 ; D06L1/02 ; H01B3/24 ; B01J19/08 ; C07C19/08
摘要:
The compound 2,3-dichloro-2-trifluoromethyl-1,1,1,3,4,4,5,5,5-nonafluoropentane is obtained by chlorinating perfluoro(2-methyl-2-pentene) with elementary chlorine in the presence of light rich in energy. This compound is distinguished by a high thermal and chemical stability.
公开/授权文献
- US5512903A Integrity limit apparatus and method 公开/授权日:1996-04-30
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