128. Dirhodium Tetraprolinate-Catalyzed Asymmetric Cyclopropanations with High Turnover Numbers

Authors: Huw M. L. Davies and Chandrasekar Venkataramani

Org. Lett.,

2003, 5 (9), 1403–1406


The bridged dirhodium tetraprolinate Rh2(S-biTISP)2 (2) catalyzes the asymmetric cyclopropanation reaction between methyl phenyldiazoacetate and styrene at room temperature with high turnover number (92 000) and turnover frequency (4000 per h).

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