bis(benzotriazol-1-yl)(2-chlorophenyl)phosphate 、
{9-[(2R,3R,4R,5R)-5-[Bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-4-hydroxy-3-(4-methoxy-tetrahydro-pyran-4-yloxy)-tetrahydro-furan-2-yl]-9H-purin-6-yl}-carbamic acid 9H-fluoren-9-ylmethyl ester 在
吡啶 作用下,
以
四氢呋喃 为溶剂,
生成 {9-[(2R,3R,4R,5R)-4-[(Benzotriazol-1-yloxy)-(2-chloro-phenoxy)-phosphoryloxy]-5-[bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-3-(4-methoxy-tetrahydro-pyran-4-yloxy)-tetrahydro-furan-2-yl]-9H-purin-6-yl}-carbamic acid 9H-fluoren-9-ylmethyl ester