发明名称 PROCESS FOR PURIFYING FLUOROMETHYL 1,1,1,3,3,3-HEXAFLUOROISOPROPYL ETHER
摘要 A process for purifying fluoromethyl 1,1,1,3,3,3-hexafluoroisopropyl ether containing at least 1,1,1,3,3,3-hexafluoroisopropyl alcohol. The purifying process comprises the treatment of causing fluoromethyl 1,1,1,3,3,3-hexafluoroisopropyl ether containing at least 1,1,1,3,3,3-hexafluoroisopropyl alcohol, to contact with a basic aqueous solution. The basic aqueous solution contains a basic substance in an amount providing a chemical equivalent ratio of the basic substance to 1,1,1,3,3,3-hexafluoroisopropyl alcohol being within a range of not less than 1.
申请公布号 EP0980348(A1) 申请公布日期 2000.02.23
申请号 EP19990937923 申请日期 1999.03.03
申请人 CENTRAL GLASS COMPANY, LIMITED 发明人 KAWAI, TOSHIKAZU;KAWAMURA, MATSUE
分类号 C07C41/38;C07C41/44;C07C43/12;(IPC1-7):C07C43/12 主分类号 C07C41/38
代理机构 代理人
主权项
地址