2-((1R,2S)-1,2,5,5-Tetramethyl-1,2,3,4,5,6,7,8-octahydro-naphthalen-1-ylmethyl)-[1,3]dithiolane-2-carboxylic acid methyl ester 在
deactivated Raney nickel (W-2) 作用下,
以
甲醇 为溶剂,
反应 8.0h,
以88%的产率得到(1R,2S)-1-<(2-methoxycarbonyl)ethyl>-1,2,5,5-tetramethyl-Δ
4a(8a)-octahydronaphthalene