4-O-(benzotriazol-1-yl) 10-O-tert-butyl 7-oxa-10,13,17,18,21-pentazatetracyclo[12.5.2.12,6.017,20]docosa-1(20),2,4,6(22),14(21),15,18-heptaene-4,10-dicarboxylate 在
sodium tetrahydroborate 作用下,
以
四氢呋喃 为溶剂,
反应 4.0h,
以33%的产率得到Tert-butyl 4-(hydroxymethyl)-7-oxa-10,13,17,18,21-pentazatetracyclo[12.5.2.12,6.017,20]docosa-1(20),2(22),3,5,14(21),15,18-heptaene-10-carboxylate