3-Pyrrolidinones: Michael Addition and Schmidt Rearrangement Reactions
摘要:
Various spiro-pyrano[3,2-b]pyrrolo-2-oxoindolines 3a-d and dicyanopyrano[3,2-b]pyrroles 5a-e have been synthesized in the present study by Michael addition of 3-pyrrolidinones 1 to isatin-3-ylidenes 2 and arylidenemalononitrile 4. Hexahydro-4-oxo-1-aryl-pyrimidine-5-carboxylic acids 7a,b were synthesized from 1 by Schmidt rearrangement.
3-Pyrrolidinones: Michael Addition and Schmidt Rearrangement Reactions
作者:F. A. Amer、M. Hammouda、A. A. S. El-Ahl、B. F. Abdel-Wahab
DOI:10.1080/00397910802378373
日期:2009.1.13
Various spiro-pyrano[3,2-b]pyrrolo-2-oxoindolines 3a-d and dicyanopyrano[3,2-b]pyrroles 5a-e have been synthesized in the present study by Michael addition of 3-pyrrolidinones 1 to isatin-3-ylidenes 2 and arylidenemalononitrile 4. Hexahydro-4-oxo-1-aryl-pyrimidine-5-carboxylic acids 7a,b were synthesized from 1 by Schmidt rearrangement.