1168003-46-0Relevant articles and documents
Domino routes to substituted benzoindolizines: tandem reorganization of 1,3-dipolar cycloadducts of nitrones with allenic esters/ketones and alternative cycloaddition-palladium catalyzed cyclization pathway
Kapur, Ashish,Kumar, Kamal,Singh, Lakhwinder,Singh, Parminder,Elango, Munusamy,Subramanian, Venkatesan,Gupta, Vivek,Kanwal, Priyanka,Ishar, Mohan Paul S.
experimental part, p. 4593 - 4603 (2009/10/23)
Reactions of C-(4-oxo-4H[1]benzopyran-3-yl)-N-phenyl nitrones (7) with allenic esters (8a-c) and allenic ketones (18a-d) furnish benzoindolizines (9a-k, 19a-d) in good yields. The formation of benzoindolizines is postulated to involve regioselective addit