## Abstract Lactone analogues of 3‐substituted oxindoles (=1,3‐dihydro‐2__H__‐indol‐2‐ones) and nonbenzoid oxa‐analogous isoindigoid or nonbenzoid isoindigoid dyes were prepared by the reactions of furan‐2,3‐diones with oxindole and __Lawesson__ reagent (__Schemes 1__ and __3__), respectively. So,
Reactions of 1-acetyl-3-(dicyanomethylene)-1,3-dihydro-2H-indol-2-one with amines
✍ Scribed by Younes, Mansour I.
- Publisher
- John Wiley and Sons
- Year
- 1990
- Tongue
- English
- Weight
- 152 KB
- Volume
- 1990
- Category
- Article
- ISSN
- 0947-3440
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✦ Synopsis
Abstract
Reaction of the title compound 1 with aliphatic, aromatic or heterocyclic amines leads to quinoline and indole derivatives 3 and 4, respectively.
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## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable v
## Abstract magnified image A tandem reductive amination‐S~N~Ar reaction has been applied to the synthesis of (±)‐1,2‐dialkyl‐5‐nitro‐2,3‐dihydro‐1__H__‐indoles. Treatment of a series of 2‐fluoro‐5‐nitrobenzyl ketones with primary amines and sodium cyanoborohydride in methanol at room temperature