488150-69-2Relevant articles and documents
Enantioselective tandem formation and [2,3]-sigmatropic rearrangement of cyclic propargylic oxonium ylides catalyzed by dirhodium(II) tetrakis[N-phthaloyl-(S)-tert-leucinate]
Tsutsui, Hideyuki,Matsuura, Maya,Makino, Kazuishi,Nakamura, Seiichi,Nakajima, Makoto,Kitagaki, Shinji,Hashimoto, Shunichi
, p. 283 - 295 (2001)
This paper describes the first examples of catalyst-dependent asymmetric induction in the periselective [2,3]-sigmatropic rearrangement of propargylic oxonium ylides generated by catalytic diazo decomposition. Catalysis of α-diazo-β-keto esters 4a-g using