STUDY OF AZOLES AND AZINES .78. STRUCTURE OF 2-ARYL-4,6-DIOXO-1,3-THIAZINES IN THE CRYSTALLINE STATE

被引:0
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作者
KUKLIN, VN [1 ]
BELYAEVA, KF [1 ]
BIYUSHKIN, VN [1 ]
IVIN, BA [1 ]
MALINOVSKII, TI [1 ]
机构
[1] LENINGRAD PHARMACEUT CHEM RES INST,LENINGRAD,USSR
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中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Syntheses are reported for 2-aryl-4-hydroxy-6-oxo-1,3-thiazines, their sodium salts, and methylated derivatives. X-ray diffraction structural analysis and IR spectroscopy were used to show that these compounds exist in the crystalline state in hydroxycarbonyl form with the hydroxyl group at C4.
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页码:705 / 709
页数:5
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