(1,1'-biphenyl)-3-ylmethyl derivatives as intermediates

Details (1,1'-biphenyl)-3-ylmethyl derivatives as intermediates (1,1'-biphenyl)-3-ylmethyl derivatives as intermediates

C - Chemistry, Metallurgy

07

C

260/492, 260/653

C07C 25/18 (2006.01) C07C 43/247 (2006.01) C07C 143/68 (1980.01)

Patent

CA 1171874

ABSTRACT A substituted (1,1'-biphenyl)-3-ylmethyl compound of the formula Image characterized in that Y is a leaving group, other than bro- mine, readily displayed by carboxylate anions, and b is 0, a i.s 1-4, and when a is 1, A is 2-, 4- or 6-halo, 5-fluoro, 2-lower alkyl or 2-trifluoromethyl, and when a is 2, A is fluoro, 2 and 4-chloro, or 2 and 4-bromo, and when a is 3 or 4, A is fluoro; or a is 0, b is 1-5, and when b is 1, B is halo, 2' or 3'-lower alkyl, 2' or 3'-tri- fluoromethyl, or 2' or 3'-lower alkoxy, and when b is 2, B is fluoro, 2' and 4'-chloro, 2' and 4'-bromo. and when b is 3, 4 or 5, B is fluoro.

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