rel-(1R,4S,5aS,6S,7R,7aR,9R,12S,13aS,14S,17R,17aR)-1,4:6,17:7,14:9,12-tetraepoxy-1,4,5,5a,6,7,7a,8,9,12,13,13a,14,17,17a,18-hexadecahydro-15,16-dimethyl-2,3,10,11-tetramethylideneheptaphene 、
syn-9,10-dimethyl-1,4:5,8-diepoxy-1,4,5,8-tetrahydrophenanthrene 以
二氯甲烷 为溶剂,
40.0 ℃
、1199.99 MPa
条件下,
反应 48.0h,
以8.1%的产率得到rel-(1R,4S,4aS,6r,7aR,8R,11S,11aS,13r,14aR,15R,18S,18aS,20s,21aR,22R,23S,23aS,25s,26aR)-1,4:6,25:8,23:11,22:13,20:15,18-hexaepoxy-1,4,4a,5,6,7,7a,8,11,11a,12,13,14,14a,15,18,18a,19,20,21,21a,22,23,23a,24,25,26,26a-octacosahydro-9,10-dimethyl-2,17:3,16..