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Synlett 2001; 2001(12): 1843-1846
DOI: 10.1055/s-2001-18750
DOI: 10.1055/s-2001-18750
letter
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RhII-Catalyzed Thermal Cyclopropanations of a Phenyliodonium Bis(carbomethoxy)methylide with Alkenes and Dienes
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Publikationsverlauf
Publikationsdatum:
04. Dezember 2001 (online)
Iodonium ylide 2, derived from dimethyl malonate, undergoes facile thermal cycloaddition with alkenes and dienes catalyzed with Rh2(OAc)4 to form the corresponding cyclopropanedicarboxylates and vinylcyclopropanedicarboxylates, respectively, in excellent yields.
hypervalent iodine - ylide - Rh-catalysis - alkene - 1,3-diene - cyclopropane