Acyclic stereoselection. Erythroselective aldol condensation of 4-acyl-2,3-dihydro-4h-1,4-benzothiazine and 10-acylphenothiazine.
作者:F. Babudri、L. Di Nunno、S. Florio
DOI:10.1016/s0040-4039(00)94302-8
日期:1983.1
The title amides undergo aldol-type cross-condensation providing aldols of exclusive erythro configuration. The preferred cis geometry of the precursor amide enolate is likely to be at the origin of the erythro selection.