化学学报 ›› 1954, Vol. 20 ›› Issue (1): 77-83. 上一篇    下一篇

论文

磺胺苯并噻唑Ⅳ.具有羧基的磺胺苯并噻唑

陈耀祖, 王葆仁   

  1. 复旦大学化学系
  • 投稿日期:1954-03-14 发布日期:2013-06-04

SULFANILAMIDE DERIVATIVES Ⅳ.SYNTHESIS OF SULFABENZOTHIAZOLES CONTAINING CARBOXYL GROUPS

CHEN YAO-TSO, WANG PAO-JEN(A. B. WANG)   

  1. Department of Chemistry, Chekiang University
  • Received:1954-03-14 Published:2013-06-04

1.自对位和间位氨基苯甲酸综合了相应的具有羧基的磺胺苯并噻唑。它们的钠盐在水中溶解度极大,溶液呈中性。2.白间-硫脲基苯甲酸导出的苯并噻唑,其环化并合地位没有确定。3.自邻-氨基苯甲酸或它的乙酯依同样途径综合,得不到相应的苯并噻唑,产物是苯并嘧啶类型化合物。

In continuing our work on sulfabenzothiazoles containing salt-forming groups,-sulfanilylamino-benzothiazole 6-and 5-(or 7-) carboxylic acids were obtained. Their sodium salts are very soluble in water and give neutral solutions.