Production of bisphenol derivatives

Details Production of bisphenol derivatives Production of bisphenol derivatives

C - Chemistry, Metallurgy

07

C

260/490.2, 260/4

C07C 69/035 (2006.01) C07C 69/533 (2006.01) C07C 69/78 (2006.01)

Patent

CA 1205086

Abstract A method is disclosed for producing bisphenol derivatives represented by the formula (I), Image (I) wherein R represents an alkyl group having 1 to 3 carbon atoms, alkenyl group having 2 to 4 carbon atoms, phenyl group or 2-phenyl-ethenyl group, and R' represents an alkyl group having 1 to 4 carbon atoms. According to the method, a carboxylic acid represented by the formula (II), Image (II) wherein R has the same meaning as above, is reacted with a bisphenol represented by the formula (III), Image (III) wherein R' has the same meaning as above, using a halogenating agent in the presence of a dehydrohalogenating agent.

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