Ashtekar, Kumar Dilip Development of a formal catalytic asymmetric [4+2] addition of ethyl-2,3-butadienoate with acyclic enones. [electronic resource] - Organic letters Nov 2011 - 5732-5 p. digital Publication Type: Journal Article; Research Support, N.I.H., Extramural ISSN: 1523-7052 Standard No.: 10.1021/ol202301f doi Subjects--Topical Terms: Butadienes--chemical synthesisCatalysisCyclizationMolecular StructureStereoisomerism