Asymmetric reduction of ketones with sodium borohydride in the

Asymmetric Reduction of a 1,5-Benzothiazepine Derivative with Sodium Borohydride−(S)-α-Amino Acids: An Efficient Synthesis of a Key ...
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1720 J . Org. Chem., Vol. 44, No. 10, 1979

Notes

Table I. S(l3C) Values (in ppm, Relative to Mersi) of Reduced AzanaphthalenesO

8 9 3 6 .i

1

solvent

(3-2

CD: