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Synthesis of 5H-pyrido[2,3-a]phenoxazin-5-one and 5H-pyrido[3,2-a]phenoxazin-5-one derivatives

✍ Scribed by Seiko Nan'ya; Eturô Maekawa; Hitoshi Hayakawa; Yukio Kitaguchi; Yoshio Ueno


Book ID
112128032
Publisher
Journal of Heterocyclic Chemistry
Year
1985
Tongue
English
Weight
161 KB
Volume
22
Category
Article
ISSN
0022-152X

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Synthesis and fluorescence properties of
✍ Jiang Long; Yong-Mei Wang; Teruo Matsuura; Ji-Ben Meng 📂 Article 📅 1999 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 377 KB

## Abstract Thirteen, benzo[__a__]phenoxazin‐5‐one derivatives 3a‐m were synthesized from 4‐nitrosoaniline hydrochlorides 1a‐m and ethyl 1,3‐dihydroxynaphthoate 2 and their fluorescence properties were discussed in terms of the electronic effect of substituents. A coupling reaction was carried out