OXOCARBONS AND RELATED-COMPOUNDS .20. BY THIOPHENOLS MEDIATED CONVERSION OF SEMISQUARIC HYDRAZIDES TO SQUARIC-1,2-DIAMIDES

被引：0
作者：
SCHMIDT, AH
PETRI, M
FUCHS, M
ENDRES, H
KORTMANN, S
机构：
来源：
JOURNAL FUR PRAKTISCHE CHEMIE-CHEMIKER-ZEITUNG | 1994年 / 336卷 / 03期
关键词：
D O I：
10.1002/prac.19943360305
中图分类号：
O69 [应用化学];
学科分类号：
081704 ;
摘要：
In the presence of thiophenols semisquaric hydrazides (4) are converted into squaric-1,2-diamides (6) upon heating in alcoholic solution. Proof is given that thiosquaric-S-ester-amides (8) are intermediates in this process.
引用
收藏
页码：211 / 217
页数：7
相关论文
共 20 条
[1]   SYNTHESES OF MONILIFORMIN, A MYCOTOXINE WITH A CYCLOBUTENEDIONE STRUCTURE [J].
BELLUS, D ;
FISCHER, H ;
GREUTER, H ;
MARTIN, P .
HELVETICA CHIMICA ACTA, 1978, 61 (05) :1784-1813
[2]   AMIDES AND THIOAMIDES OF SQUARIC ACID - SYNTHESES AND REACTIONS [J].
EHRHARDT, H ;
HUNIG, S ;
PUTTER, H .
CHEMISCHE BERICHTE-RECUEIL, 1977, 110 (07) :2506-2523
[3]   REACTIONS OF SQUARIC ACID WITH PHENYLHYDRAZINE - STRUCTURE AND NUCLEAR-MAGNETIC-RESONANCE SPECTROSCOPY OF CYCLOBUTANETETRAONE POLY(PHENYLHYDRAZONES) [J].
ELKHADEM, HS ;
SHALABY, MA ;
COXON, B ;
FATIADI, AJ .
JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1, 1992, (12) :1511-1517
[4]  
GAGER J, 1970, CHEM BER, V103, P2696
[5]   CONDENSATION PRODUCTS OF SQUARIC ACID WITH PRIMARY AND SECONDARY AMINES, .2. [J].
GAUGER, J ;
MANECKE, G .
CHEMISCHE BERICHTE-RECUEIL, 1970, 103 (11) :3553-&
[6]  
Gordon A J, 1972, CHEM COMPANION, P54
[7]   SPECTROSCOPIC AND STRUCTURAL STUDIES OF SOME OXOCARBON CONDENSATION PRODUCTS .4. SPECTROSCOPIC AND MASS SPECTRAL INVESTIGATION OF SOME DERIVATIVES OF SQUARIC ACID [J].
GRIFFITHS, GR ;
ROWE, MD ;
WEBB, GA .
JOURNAL OF MOLECULAR STRUCTURE, 1971, 8 (03) :363-+
[8]   THE REACTION OF SQUARIC ACID DIMETHYL ESTER WITH N,N-DISUBSTITUTED HYDRAZINES [J].
GRUNEFELD, J ;
BREDTHAUER, G ;
ZINNER, G .
ARCHIV DER PHARMAZIE, 1985, 318 (11) :984-988
[9]   EFFECT OF AXIAL ALKYL GROUPS ON BASE STRENGTHS OF CYCLIC AMINES [J].
HALL, HK .
JOURNAL OF ORGANIC CHEMISTRY, 1964, 29 (11) :3135-&
[10]  
SCHMIDT A, UNPUB
12