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Synthesis and structure of 1-aryl-2-acetonyl(2-phenacyl)-6,7,8,9-tetrahydropyrimido[4,5-b]quinolin-4-ones

✍ Scribed by M. Yu. Gavrilov; M. I. Vakhrin; M. E. Konshin


Publisher
Springer US
Year
1988
Tongue
English
Weight
363 KB
Volume
24
Category
Article
ISSN
0009-3122

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Synthesis of 4-aryl-4,7,8,9-tetrahydro-6
✍ Jairo Quiroga; Braulio Insuasty; Angelina Hormaza; Claudio Saitz; Carolina Julli 📂 Article 📅 1998 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 215 KB

## Abstract Reaction of 5‐amino‐3‐methyl‐1‐phenylpyrazole (1a) and 5‐amino‐3‐(4‐chlorophenyl)‐1__H__‐pyrazole (1b) with dimedone (2) and __p__‐susbstituted benzaldehydes 3 in ethanol, afforded in all cases tricyclic linear 4‐aryl‐7,7‐dimethyl‐4,7,8,9‐tetrahydro‐6__H__‐pyrazolo[3,4‐__b__]quinolin‐5‐