Fluorescent Product in the Determination of Aromatic Aldehydes with 4, 5-Dimethoxy-1, 2-diaminobenzene

MASARU NAKAMURA; MITSUKO TODA; KUNIHIDE MIHASHI; MASATOSHI YAMAGUCHI; YOSUKE OHKURA

doi:10.1248/cpb.31.2910

MASARU NAKAMURA, MITSUKO TODA, KUNIHIDE MIHASHI, MASATOSHI YAMAGUCHI, YOSUKE OHKURA

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Keywords: 2-(p-hydroxyphenyl)-5, 6-dime-thoxybenzimidazole

JOURNAL FREE ACCESS

1983 Volume 31 Issue 8 Pages 2910-2912

DOI https://doi.org/10.1248/cpb.31.2910

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Abstract

The fluorescent product formed from benzaldehyde or p-hydroxybenzaldehyde with 4, 5-dimethoxy-1, 2-diaminobenzene has been characterized by structural analysis as the corresponding 2-aryl-5, 6-dimethoxybenzimidazole. The product fluoresces most intensely in alkaline solution.

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