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ChemInform Abstract: Unusual Reactivity of 2,3-Diphenylcyclopropenone Towards N-Imidoylthioureas; Facile Synthesis of 3-Aryl-2,5,6-triphenylpyrimidin-4(3H)-one. Part 3.

โœ Scribed by Ashraf A. Aly; Ahmed M. NourEl-Din; Moshen A.-M. Gomaa; Alan B. Brown; Magda S. Fahmi


Publisher
John Wiley and Sons
Year
2008
Weight
21 KB
Volume
39
Category
Article
ISSN
0931-7597

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๐Ÿ“œ SIMILAR VOLUMES


Behaviour of 5,6-dihydrothieno[2,3-h]cin
โœ Stefania Villa; Giorgio Cignarella; Michela M. Curzu; Gรฉrard A. Pinna; Elena Pin ๐Ÿ“‚ Article ๐Ÿ“… 1999 ๐Ÿ› Journal of Heterocyclic Chemistry ๐ŸŒ English โš– 311 KB

## Abstract The isomeric compounds 5,6โ€dihydrothieno[2,3โ€__h__]cinnolinโ€3(2__H__)โ€one (7a) and 5,6โ€dihydrothienoโ€[3,2โ€__h__]cinnolinโ€3(2__H__)โ€one (7b) rapidly tautomerise to the corresponding 1,4โ€dihydrothienocinnolinones 8a,b when kept in refluxing hydrazine hydrate. With longer reaction times th