2-fluoro-1,3-benzodithiol 1,1,3,3-tetraoxide derivative, production method thereof, and production method of monofluoromethyl group-containing compound using the same
申请人:Shibata Norio
公开号:US08558012B2
公开(公告)日:2013-10-15
A 2-fluoro-1,3-benzodithiol 1,1,3,3-tetraoxide derivative as a monofluoromethyl group introduction agent that is effective as an intermediate in pharmaceutical and agrochemical synthesis, a production method thereof, and a production method of a monofluoromethyl group-containing compound using this 2-fluoro-1,3-benzodithiol 1,1,3,3-tetraoxide derivative are provided. The 2-fluoro-1,3-benzodithiol 1,1,3,3-tetraoxide derivative represented by the following general formula (1) (wherein R1, R2, R3, and R4 each independently represent a hydrogen atom, a straight-chain or branched alkyl group having 1 to 4 carbon atoms, a straight-chain or branched alkyloxy group having 1 to 4 carbon atoms, a halogen atom, a nitro group, or a cyano group), the production method thereof, and various monofluoromethyl group-containing compounds are manufactured using this 2-fluoro-1,3-benzodithiol 1,1,3,3-tetraoxide derivative as a monofluoromethylating agent.
本发明提供了一种2-
氟-1,3-苯并二
硫杂环1,1,3,3-四氧杂环衍
生物,作为单
氟甲基引入剂,在制药和农药合成中作为中间体具有良好效果,同时提供了其制备方法以及使用该2-
氟-1,3-苯并二
硫杂环1,1,3,3-四氧杂环衍
生物制备含单
氟甲基基团化合物的制备方法。所述2-
氟-1,3-苯并二
硫杂环1,1,3,3-四氧杂环衍
生物由以下通式(1)表示(其中R1、R2、R3和R4各自独立地表示氢原子、1至4个碳原子的直链或支链烷基、1至4个碳原子的直链或支链烷氧基、卤素原子、硝基或
氰基),使用该衍
生物作为单
氟甲基化试剂制备各种含单
氟甲基基团的化合物。