Dyes and pigments

The synthesis, characterization and optical properties of novel pyrido [1, 2-a] benzimidazole derivatives

YQ Ge, J Jia, H Yang, XT Tao, JW Wang

Index: Dyes and Pigments, , vol. 88, # 3 p. 344 - 349

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Citation Number: 34

Abstract

... Dyes and Pigments. ... For UV–visible absorption measurements, the dye concentration was 1 × 10 −5 mol L −1 , and the absorption data are summarized in Table 3. The UV–visible absorption spectra of compounds 3a–j are given in Fig. ...

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