... SRH, The University of Tulsa, is grateful for the ACS Organic Division's sponsored travel award. ... 1. (a) Elassar , A. -ZA; El-Khair , AA Tetrahedron 2003, 59, 8463 [CrossRef], [CAS] 1. Recent developments in the chemistry of enaminones. ... (b) Negri , G.; Kascheres , C.; Kascheres ...