SYNTHESIS OF 4-TRIFLUOROMETHYL-7-HYDROXYCOUMARIN DERIVATIVES - STRUCTURE OF 3-CYANO-4-TRIFLUOROMETHYL-7-ACETOXYCOUMARIN

被引:1
|
作者
VOZNYI, YV
DEKAPRILEVICH, MO
YUFIT, DS
STRUCHKOV, YT
机构
[1] A N NESMEYANOV HETEROORGAN CPDS INST,MOSCOW 117813,RUSSIA
[2] ARMENIAN ACAD SCI,INST BIOCHEM,EKEVAN 375044,ARMENIA
关键词
SYNTHESIS; STRUCTURE; 7-HYDROXYCOUMARIN DERIVATIVES; LASER DYES;
D O I
10.1007/BF00866588
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A method was developed for the production of derivatives of 4-trifluoromethyl-7-hydroxycoumarin with electron-withdrawing groups (CN, CF3CO) at position 3. The structure of 3-cyano-4-trifluoromethyl-7-acetoxycoumarin was proved by x-ray crystallographic investigation. The effect of the substituents on the geometry of the molecule is discussed.
引用
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页码:1072 / 1075
页数:4
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