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1,4-Dimethyl-2,3-diphenylfulvene: A convenient precursor to heteroatom-substituted-1-methyl-2,5-dimethyl-3,4-diphenylcyclopentadienyl transition metal complexes

✍ Scribed by Jana Donovalova; Carl R. Jackson; Eric A. Mintz


Publisher
Elsevier Science
Year
1996
Tongue
English
Weight
412 KB
Volume
512
Category
Article
ISSN
0022-328X

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✍ Milostav Chudík; Štefan Marchalín; Peter Knesl; Adam Daich; Bernard Decroix 📂 Article 📅 2000 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 438 KB

## Abstract Efficient assembly of 6‐substituted 4‐aryl‐5‐oxo‐1,4,5,7‐tetrahydropyrrolo[3,4‐__b__]pyridines (7a‐f) is described according to a Hantzsch type reaction from formyl‐ester 4 by imination, borohydride reduction and intramolecular thermal amino‐ester cyclization. The starting compound 4 wa