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Enaminones as Building Blocks in Heterocyclic Syntheses: A New Approach to Polyfunctionally Substituted Cyclohexenoazines.

โœ Scribed by Saleh Al-Mousawi; Mervat Mohammed Abdelkhalik; Elizabeth John; Mohammed Hilmy Elnagdi


Publisher
John Wiley and Sons
Year
2004
Weight
148 KB
Volume
35
Category
Article
ISSN
0931-7597

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โœฆ Synopsis


Abstract

For Abstract see ChemInform Abstract in Full Text.


๐Ÿ“œ SIMILAR VOLUMES


Enaminones as building blocks in heteroc
โœ Saleh Al-Mousawi; Elizabeth John; Mervat Mohammed Abdelkhalik; Mohammed Hilmy El ๐Ÿ“‚ Article ๐Ÿ“… 2003 ๐Ÿ› Journal of Heterocyclic Chemistry ๐ŸŒ English โš– 68 KB

## Abstract A variety of polyfunctionally substituted condensed pyridines and pyrazolotetrahydroquinazolines have been synthesized utilizing cyclic enaminones as starting materials.

Enaminones as building blocks in organic
โœ Abu Zeid A. Hassanien; Said A. S. Ghozlan; Mohamed H. Elnagdi ๐Ÿ“‚ Article ๐Ÿ“… 2003 ๐Ÿ› Journal of Heterocyclic Chemistry ๐ŸŒ English โš– 60 KB

## Abstract An efficient synthesis of enaminones **1aโ€c** is reported. Compounds **1aโ€c** reacted with diefhylโ€3โ€aminoโ€2โ€cyanopentenโ€1,5โ€dicarboxylate (**3**) to yield the benzonitriles **6**. On the other hand, the reaction of **laโ€c** with 3โ€aminoโ€2โ€cyanoโ€2โ€pentene dinitrile (**7**) afforded a mi

Enaminones as building blocks in heteroc
โœ Mervat Mohammed Abdelkhalik; Afaf Mohammed Eltoukhy; Samia Michel Agamy; Mohamme ๐Ÿ“‚ Article ๐Ÿ“… 2004 ๐Ÿ› Journal of Heterocyclic Chemistry ๐ŸŒ English โš– 140 KB

## Abstract Reacting 1,3โ€diphenylโ€propanโ€2โ€one with equimolecular amount of dimethylformamide dimethylacetal afforded the enaminone **4.** This when reacted with another equimolecular amount of dimethylformamide dimethylacetal afforded the dienaminone **5.** Compound **4** condenses with cyanothioa