(R)-6-Allyl-13-(2,2-dimethyl-propionyloxymethyl)-7,12-dihydro-5H-6,12-methano-dibenzo[c,f]azocinium; bromide 在
potassium tert-butylate 作用下,
以
四氢呋喃 为溶剂,
反应 1.0h,
以110 mg的产率得到(5S,12S,13R)-(5-allyl-7,12-dihydro-5H-6,12-methanodibenzo[c,f]azocin-13-yl)methyl 2',2'-dimethylpropionate