Patent ID: 7381833
Filing Date: 2008-06-03
Classification: C07C

Abstract:
1. A process for producing a compound represented by formula (3): wherein R 1 represents a C1-C8 alkyl group, a C6-C12 aryl group, a C2-C8 alkenyl group, or a C7-C26 aralkyl group, which process comprises reacting a compound represented by formula (1): wherein X 1 is a hydrogen atom, and X 2 is a chlorine atom, a bromine atom, or an iodine atom, with a reducing agent represented by formula (2): wherein M 1 represents an alkali metal atom; M 2 represents an alkaline earth metal atom or a zinc atom; R 2 represents a hydrogen atom, a cyano group, a C1-C8 acyloxy group, or a C1-C6 alkoxy group; m represents an integer from 1 to 4; n represents an integer from 0 to 3; and the sum of m and n is 4, in the presence of an aprotic polar solvent, and one or more Lewis acids selected from among halides and trifluoromethanesulfonic acid salts (triflates) of an atom selected from among boron, magnesium, aluminum, silicon, scandium, titanium, chromium, manganese, iron, cobalt, nickel, copper, zinc, gallium, germanium, yttrium, zirconium, silver, cadmium, indium, tin, antimony, hafnium, lead, bismuth, lanthanum, cerium, and ytterbium.