| abstract |
A composition useful as a raw material for polymer materials and the like, and a method for producing the same are provided. A composition comprising an isomer mixture of a compound represented by the following formula (1). In formula, R < 1 >, R < 2 > and R < 3 > show a hydrogen atom, an allyl group, a C1-C8 alkyl group, or a C1-C8 alkoxy group each independently, X is following formula ( The group represented by 2), the group represented by the following formula (3) or the group represented by the following formula (4) is shown. [Chemical 1] [Selection figure] None |