tert-butyl ((6-bromobenzo[d][1,3]dioxol-5-yl)methyl)carbamate 在
trans-di(μ-acetato)bis[o-(di-o-tolylphosphino)benzyl]dipalladium(II) 、
N-甲基二环己基胺 、 sodium hydride 作用下,
以
N,N-二甲基甲酰胺 、 mineral oil 为溶剂,
反应 24.0h,
生成
(benzo[1,3]dioxol-5-ylmethyl)(cyclohex-2-enyl)carbamic acid tert-butyl ester 、 tert-butyl (4aS,11bS)-2,4a,6,11b-tetrahydro-1H-[1,3]dioxolo[4,5-j]phenanthridine-5-carboxylate 、 (4aS,11bS)-4,4a,6,11b-tetrahydro-3H-[1,3]dioxolo[4,5-j]phenanthridine-5-carboxylic acid tert-butyl ester 、 tert-butyl (4aS,11bS)-4,4a,6,11b-tetrahydro-1H-[1,3]dioxolo[4,5-j]phenanthridine-5-carboxylate