3,4-dihydro-4,4-dimethyl-2H-pyran-2-one, an insecticide intermediate
申请人:FMC Corporation
公开号:US04701539A1
公开(公告)日:1987-10-20
Processes for producing a (1.alpha., 4.alpha., 5.alpha.)-6,6-dimethyl-4-halo-substituted methyl-3-oxabicyclo[3.1.0]hexan-2-one and its novel intermediates from known and inexpensive starting materials are described and exemplified.
Lower alkyl 5-chloro-3,3-dimethyl-5-phenylthiopentanoates useful as
申请人:FMC Corporation
公开号:US04473701A1
公开(公告)日:1984-09-25
Processes for producing a (1.alpha., 4.alpha., 5.alpha.)-6,6-dimethyl-4-halo-substituted-methyl-3-oxabicyclo[3.1.0]hexan- 2-one and its novel intermediates from known and inexpensive starting materials are described and exemplified.