Modifications for Peripheral Structures of Purpurin-18 and Synthesis of Chlorophyllous Chlorin Derivatives
Liang Boying, Liu Yang, Xu Xisen, Jin Yingxue, Qi Caixia, Wang Jinjun
Chin. J. Org. Chem. . 2013, (11): 2357 -2366 .  DOI: 10.6023/cjoc201305006