Optically active borinic esters and ketones

Details Optically active borinic esters and ketones Optically active borinic esters and ketones

1987-12-17

1989-09-19

Reamer, James H.

Organic compounds -- part of the class 532-570 series

Organic compounds

Oxygen containing

568322, 568361, 568385, 568405, 549 78, 549499, C07C 4527

Patent

active

048683370

ABSTRACT:
A process for synthesizing an optically pure ketone comprising the steps of: treating an appropriate optically pure boronic ester with an organolithium compound at -78.degree. C. to obtain the "ate" complex, separating the optically pure borinic ester from the complex and converting said borinic ester into an optically pure ketone represented by the formulae:

REFERENCES:
Brown et al., Tetrahedron, vol. 40, pp. 1325-1332 (1984).

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