COMPOUND HAVING 1,2,3,5,6,7-HEXAHYDRO-S-INDACENE SKELETON

摘要

PROBLEM TO BE SOLVED: To provide a new compound useful in the organic synthesis chemistry. SOLUTION: The compound is represented by formula (I) [wherein A and B are each hydrogen, a halogen, lithium, a monovalent group represented by -MgX (wherein X is chlorine, bromine or iodine) or a silyl group and R1to R8are each a 1-20C saturated or unsaturated hydrocarbon group, provided that R1to R8are simultaneously neither methyl groups nor ethyl groups]. COPYRIGHT: (C)2009,JPO&INPIT