ALPHA-PHENYLGLYCINOL AS CHIRAL AUXILIARY IN DIASTEREOSELECTIVE STRECKER SYNTHESIS OF ALPHA-AMINO-ACIDS

被引:106
作者
CHAKRABORTY, TK
HUSSAIN, KA
REDDY, GV
机构
[1] Indian Institute of Chemical Technology, Hyderabad
关键词
D O I
10.1016/0040-4020(95)00523-B
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The high diastereoselectivity achieved in Strecker synthesis using inexpensive alpha-phenylglycinol as chiral auxiliary and its facile removal by oxidative cleavage make it an ideal choice for the large scale preparations of optically active alpha-amino acids specially alpha-arylglycines present abundantly in glycopeptide antibiotics. A number of chiral amino acids are synthesized following this method. Also molecular mechanics calculations are carried out to explain the observed diastereoselection.
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页码:9179 / 9190
页数:12
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