9H-fluoren-9-ylmethyl N-[9-[(3aR,4R,6R,6aR)-6-(hydroxymethyl)-2,2-dimethyl-3a,4,6,6a-tetrahydrofuro[3,4-d][1,3]dioxol-4-yl]-6-oxo-3H-purin-2-yl]carbamate 、 4-[4-((5Z,10Z,14Z,19Z)-10,15,20-Tri-p-tolyl-porphyrin-5-yl)-phenoxy]-butyryl chloride 在
吡啶 作用下,
以
二氯甲烷 为溶剂,
以31%的产率得到4-[4-((5Z,10Z,14Z,19Z)-10,15,20-Tri-p-tolyl-porphyrin-5-yl)-phenoxy]-butyric acid (3aR,4R,6R,6aR)-6-[2-(9H-fluoren-9-ylmethoxycarbonylamino)-6-oxo-1,6-dihydro-purin-9-yl]-2,2-dimethyl-tetrahydro-furo[3,4-d][1,3]dioxol-4-ylmethyl ester