THE STRUCTURE OF BETA-HETEROARYL-ALPHA,BETA-DEHYDRO-ALPHA-AMINO ACID-DERIVATIVES, INTERMEDIATES IN THE SYNTHESIS OF FUSED PYRAN-2-ONES - SUBSTITUTED METHYL (Z)-2-BENZOYAMINO-3-(5-OXOPYRAZOLINYL-4)PROPENOATES

被引:14
|
作者
STANOVNIK, B
GOLIC, L
KMECL, P
ORNIK, B
SVETE, J
TISLER, M
机构
[1] Department of Chemistry, University of Ljubljana, Ljubljana
关键词
D O I
10.1002/jhet.5570280828
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
It was shown by some chemical transformations that beta-heteroaryl-alpha,beta-dehydro-alpha-amino acid derivatives 3 and 7, obtained from pyrazolone derivatives 1 or 6 and 2, exist in Z-forms. The structure of 7 was confirmed by X-ray analysis.
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页码:1961 / 1964
页数:4
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