EFFECT OF A((1,3))-CIS STRAIN ON THE ASYMMETRIC EPOXIDATION OF (E)-6,6-DIETHOXY-3-HEXEN-2-OL AND (Z)-6,6-DIETHOXY-3-HEXEN-2-OL AND 4-METHYL-6,6-DIETHOXY-3-HEXEN-2-OLS
Aa. Nikitenko et al., EFFECT OF A((1,3))-CIS STRAIN ON THE ASYMMETRIC EPOXIDATION OF (E)-6,6-DIETHOXY-3-HEXEN-2-OL AND (Z)-6,6-DIETHOXY-3-HEXEN-2-OL AND 4-METHYL-6,6-DIETHOXY-3-HEXEN-2-OLS, Tetrahedron, 54(39), 1998, pp. 11731-11740
The effect of A((1,3))-cis strain on the diastereoselectivity of epoxi
dation of (E)-and (Z)-6,6-diethoxy-3-hexen-2-ols and 4-methyl-6,6-diet
hoxy-3-hexen-2-ols is analyzed, with some empiric observations provide
d. Increased A((1,3))-cis strain results in increased amounts of racem
ic threo-epoxy alcohols, while high ee's are found for the erythro-epo
xy alcohols. (C) 1998 Elsevier Science Ltd. All rights reserved.