Collect. Czech. Chem. Commun.
1990, 55, 2066-2073
https://doi.org/10.1135/cccc19902066
Some novel heptamethine pyrylium dyes. Structure and photostability
Weimei Luo, Zhenghua Zhu, Zhuguang Yao and Mengzhen He
East China University of Chemical Technology, 200237 Shanghai, P. R. China
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