| 摘要 |
<p>The invention provides optically active compounds which are starting materials of physiologically active substances, functional materials and the which which compounds have the formula: R<2>- @@@--CH2-OX (I) wherein R<1> is a hydrogen atom or a C1-C20 group; R<2> is a C1-C40 alkyl, C2-C40 alkenyl or C2-C40 alkynyl group, which may be substituted or interrupted by one or more of substituted or unsubstituted phenyl, cyclohexyl, pyridyl, pyrimidyl, pyridazyl, pyrazyl, dioxyl or bicyclooctyl groups, or by one or more of cyanogen groups or halogen, oxygen, nitrogen, silicon or sulphur atoms; X is a chemically removable protective group; and C* is an asymmetric carbon atom.</p> |
