Synthesis of Chlorphyll-a Derivatives Substituted with β,β-Dicyanomethylene and Their Visible Spectra
Wu Jin, Yin Jungang, Liu Ranran, Yang Ze, Wang Zhen, Wang Jinjun
Chin. J. Org. Chem. . 2012, (01): 149 -155 .  DOI: 10.6023/cjoc1106303