RESULTS Under suitable conditions the highest opticalyield was 74.1% whereas the chemical yield was 93.8% for the alkylation of aldehydes;
结果醛的催化不对称烷基化反应中,1-苯基丙醇的光学产率达74.1% ,化学产率达93.8% ;
2
The n, N-dimethyl acetamide is used as the reaction solvent, therefore, the reaction time is shortened, and simultaneously, the obtained Gallant-Super has high yield rate and good optical purity.
选用N, N -二甲基乙酰胺作为反应溶剂后缩短反应时间的同时,得到的盖草能收率高,光学纯度好。
3
The study on acetoin crystallization dimer showed that the yield of acetoin-dimer was affected by the optical rotation of acetoin.