Chemistry of Heterocyclic Compounds

, Volume 12, Issue 4, pp 402–406 | Cite as

Synthesis and properties of 3-substituted 2h-1,2,4-benzothiadiazine 1,1-dioxides

  • V. P. Chernykh
  • V. I. Gridasov
  • P. A. Petyunin


The ethyl ester and amides of 2H-1,2,4-benzothiadiazine-3-carboxylic acid 1,1-dioxide were obtained by reaction of 2-aminobenzenesulfonamide with diethyl oxalate or oxamic acid esters in the presence of sodium methoxide. The hydrolysis, animation, and hydrazinolysis of the ester were studied.


Sodium Ester Hydrolysis Ethyl Organic Chemistry 
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Copyright information

© Plenum Publishing Corporation 1977

Authors and Affiliations

  • V. P. Chernykh
    • 1
  • V. I. Gridasov
    • 1
  • P. A. Petyunin
    • 1
  1. 1.Kharkov Pharmaceutical InstituteRussia

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