SYNTHESIS AND C-13 NMR-STUDY OF SOME N-SUBSTITUTED 4-IODOPYRAZOLES AND 3,4-DIIODOPYRAZOLES

被引:8
作者
HOLZER, W
POCHER, I
机构
[1] Institute of Pharmaceutical Chemistry, University of Vienna, Pharmaziezentrum, Vienna, A-1090
关键词
D O I
10.1002/jhet.5570320131
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The synthesis of some novel N-1 substituted 4-iodo- and 3,4-diiodopyrazoles starting from the corresponding NH-pyrazoles is described. On basis of their C-13 nmr data and those of already known related congeners the influence of iodo- as well as N-1 substituents on pyrazole C-13 chemical shifts and C-13,H-1 spin coupling constants is investigated.
引用
收藏
页码:189 / 194
页数:6
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