Description:a catalyst for eliminating a reaction, a reduction reaction, and an alkylation reaction to form an alkenyl chloride with an alkyllithium or a format reagent to form an alkene and maintain a configuration; an alkenyl chloride with a potassium cyanide to form an alkenyl cyanide; and an acid chloride synthesis Ketones; dehydrobromination of brominated ketones; production of alkynes, alkenones; cyclization of asymmetric biphenyl rings; isomerization of diene epoxides, allyl acetate; olefins and 1,4-diolefins Stereo synthesis; dimerization of butadiene.