Copper-Catalyzed Enantioselective Propargylic Amination of Propargylic Esters with Amines: Copper− Allenylidene Complexes as Key Intermediates

G Hattori, K Sakata, H Matsuzawa…

Index: Gazzetta Chimica Italiana, , vol. 78, p. 873,876

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Citation Number: 81

Abstract

... Volume: Page: ... 2, L2, 3, 78, 3. ... than L1 in several catalytic reactions, resulted in only a moderate enantioselectivity (Table 2, run 3). In the case of other atropisomeric diphosphines such as (R)-DIFLUOPHOS(36) (L12), (R)-SYNPHOS(37) (L13), CTH-(R)-P-PHOS(38 ...