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3-(4-Hydroxyphenylthio)pyrrolidine-2,5-diones

✍ Scribed by Stephen D. Pastor; Edward T. Hessell; Paul A. Odorisio; John D. Spivack


Book ID
112127967
Publisher
Journal of Heterocyclic Chemistry
Year
1985
Tongue
English
Weight
197 KB
Volume
22
Category
Article
ISSN
0022-152X

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2,2-Dimethyl-5-(pyrrolidin-2-yl­idene)-1
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This work describes the first solid-state structural study of a cyclic enaminone derivative from Meldrum's acid, C 10 H 13 NO 4 . The packing shows an infinite linear chain along [111] mediated by dimeric N-HÁ Á ÁO and nonclassical C-HÁ Á ÁO hydrogen-bonding interactions.

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The title compound, C~5~H~7~NO~3~, was synthesized by microwave methods. The five-membered pyrrolidine-2,5-dione ring is planar. There is extensive C—H...O hydrogen bonding.