4-[(2R,3R,4R,5R)-2-(3-Benzoyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-4-[(2-chloro-phenoxy)-(9H-fluoren-9-ylmethoxy)-phosphoryloxy]-5-(9-phenyl-9H-xanthen-9-yloxymethyl)-tetrahydro-furan-3-yloxy]-4-methoxy-heptanedioic acid dimethyl ester 在
三氯乙酸 作用下,
以
氯仿 为溶剂,
以74%的产率得到4-{(2R,3R,4R,5R)-2-(3-Benzoyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-4-[(2-chloro-phenoxy)-(9H-fluoren-9-ylmethoxy)-phosphoryloxy]-5-hydroxymethyl-tetrahydro-furan-3-yloxy}-4-methoxy-heptanedioic acid dimethyl ester