A simple and efficient synthesis of methyl 3, 4-dihydro-2-methyl-2H-1, 2-benzothiazine-3-carboxylate 1, 1-dioxide from saccharin sodium salt

A Vidal, JC Madelmont, E Mounetou

Index: Synthesis, , # 4 p. 591 - 594

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Citation Number: 12

Abstract

... New QA conjugates were then synthesized by introducing the QA entity to 5 and 6 via an amide link in a two-step procedure ... Compound 5 was used as a key intermediate for the preparation of QA derivatives and could be useful for the synthesis of derivatives of ... 1973, 16: 493. 4 ...