Haloacetylated enol ethers:: 12 [18].: Regiospecific synthesis and structural determination of stable 5-hydroxy-1H-pyrazolines

被引:65
作者
Bonacorso, HG [1 ]
Oliveira, MR [1 ]
Wentz, AP [1 ]
Wastowski, AD [1 ]
de Oliveira, AB [1 ]
Höerner, M [1 ]
Zanatta, N [1 ]
Martins, MAP [1 ]
机构
[1] Univ Fed Santa Maria, Dept Quim, BR-97105900 Santa Maria, RS, Brazil
关键词
D O I
10.1016/S0040-4020(98)01057-6
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The regiospecific synthesis and structural elucidation by NMR spectroscopy, AMI semiempirical MO calculations and X-ray diffraction of a novel series of twelve 3-aryl[alkyl]-5-hydroxy-5-trichloromethyl-4, 5-dihydro-1H-pyrazole-1-carboxyamides and analogous 1-thiocarboxyamides, is reported. (C) 1998 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:345 / 352
页数:8
相关论文
共 27 条
[11]  
HUANG Z, 1982, GAODENG XUEXIAO HUAX, V3, P367
[12]  
*HYP INC, 1995, HYP 4 5PACK
[13]  
*HYP MAN, 1994, COMP CHEM
[14]  
ISHII S, Patent No. 02129171
[15]  
KATRITZKY AR, 1996, COMPREHENSIVE HETE 2, V3
[16]  
LEDNICER D, 1977, ORGANIC CHEM DRUGS S, V1
[17]   HALOACETYLATED ENOL ETHERS .4. SYNTHESIS OF 4-TRIHALOMETHYL-2-METHYLTHIOPYRIMIDINES [J].
MADRUGA, CDC ;
CLERICI, E ;
MARTINS, MAP ;
ZANATTA, N .
JOURNAL OF HETEROCYCLIC CHEMISTRY, 1995, 32 (03) :735-738
[18]   Haloacetylated enol ethers .7. Synthesis of 3-aryl-5-trihalomethylisoxazoles and 3-aryl-5-hydroxy-5-trihalomethyl-4,5-dihydroisoxazoles [J].
Martins, MAP ;
Siqueira, GM ;
Bastos, GP ;
Bonacorso, HG ;
Zanatta, N .
JOURNAL OF HETEROCYCLIC CHEMISTRY, 1996, 33 (06) :1619-1622
[19]  
MARTINS MAP, 1998, IN PRESS J HETERO 11
[20]  
MAYER R, 1965, J PRAKT CHEM, P239