A General, Asymmetric, and Noniterative Synthesis of Trideoxypropionates. Straightforward Syntheses of the Pheromones (+)-Vittatalactone and (+)-Norvittatalactone

CF Weise, MC Pischl, A Pfaltz…

Index: Morr, Michael; Proppe, Christiane; Wray, Victor Liebigs Annalen, 1995 , # 11 p. 2001 - 2004

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Citation Number: 19

Abstract

... for the enol carbamate 2b (entries row c and d). Catalyst C4 carrying sterically more demanding P ... we could improve catalyst performance by increasing the overall steric size of the P-aryl groups ... 10 in toluene to 190 °C (sealed flask) for 7 h the epimeric product 11 was obtained ...