Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1992-04-03
1993-11-23
Lee, Mary C.
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
548110, C07F 502, C07D23502
Patent
active
052645746
ABSTRACT:
Oxazaborolidine-borane complexes are prepared by adding a C.sub.5-8 alkane, typically hexane, to an aged solution of oxazaborolidine and a source of borane such as borane-dimethyl sulfide or gaseous diborane to crystallize the oxazaborolidine complex.
REFERENCES:
patent: 5039802 (1991-08-01), Blacklock et al.
CA 108:75026v A stable . . . of Ketones, Applications to multistep synthesis. Corey et al., p. 644, 1988.
CA 111:115277y Boron-11 nuclear . . . borates, Contreras, p. 672, 1989.
CA 114:62157n A practical . . . oxazaborolidines. Mathre et al., p. 697, 1991.
CA 115:232503n Arylation . . . reduction. Blacklock et al., p. 977, 1991.
Mathre et al., J. Org. Chem. 56, 751-762 (1991) A practical entioselective . . . oxazaborolidines.
Carroll James D.
Corley Edward G.
Mathre David J.
Thompson Andrew S.
Ayler Sylvia A.
Daniel Mark R.
DiPrima Joseph F.
Lee Mary C.
McKane Joseph K.
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