(1S,22R)-26-methoxy-30-methyl-4,7,10,13,16-pentaoxa-30-azapentacyclo[20.5.3.01,23.02,20.03,17]triaconta-2(20),3(17),18,23,25-pentaene 在
tris(triphenylphosphine)rhodium(l) chloride 氢气 作用下,
以
苯 为溶剂,
以68%的产率得到(17R,17aS,21aS)-20-methoxy-24-methyl-2,3,5,6,8,9,11,12,17,17a,18,21-dodecahydro-16H-17,21a-(epiminoethano)phenanthro[3,4-b][1,4,7,10,13]pentaoxacyclopentadecine