Novel process for synthesizing para-and/or meta-substituted...

Details Novel process for synthesizing para-and/or meta-substituted... Novel process for synthesizing para-and/or meta-substituted...

C - Chemistry, Metallurgy

07

C

C07C 271/22 (2006.01) C07C 253/16 (2006.01) C07C 255/60 (2006.01) C07C 311/19 (2006.01) C07D 277/80 (2006.01) C07D 285/125 (2006.01) C07D 295/26 (2006.01) C07C 255/57 (2006.01)

Patent

CA 2304420

The present invention relates to a process for preparing a useful medicinal intermediate represented by the following formula (1): (see formula I) in which, R1, A and n are defined as described in the specification, or its stereoisomer, characterized in that a compound represented by the following formula (2): (see formula II) in which, R, R1, A and n are defined as described in the specification, is reacted with a cyanide in the presence of a nickel catalyst.

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