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3-Acyl-4-hydroxy-2H-1,2-benzothiazine 1,1-dioxides. II. Reaction with aziridines. Nucleophilic displacements on (1,2,3,4-tetrahydro-11-hydroxy-1-oxopyrazino[1,2-b][1,2]benzothiazin-2-yl)ethyl methanesulfonate 6,6-dioxide

✍ Scribed by Rasmussen, C. R.; Shaw, David L.

Book ID
126845746
Publisher
American Chemical Society
Year
1974
Tongue
English
Weight
538 KB
Volume
39
Category
Article
ISSN
0022-3263

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Synthesen von 2H-1,2-Benzothiazin-1,1-di
Synthesen von 2H-1,2-Benzothiazin-1,1-dioxiden, I. Neue 4-Hydroxy-2H-1,2-benzothiazin- und 4-Hydroxy-2H-naphtho[2,1-e]-1,2-thiazin-3-carboxamid-1,1-dioxide
✍ Steiner, Gerd 📂 Article 📅 1978 🏛 Wiley (John Wiley & Sons) ⚖ 421 KB 👁 1 views

## Abstract Neue 4‐Hydroxy‐2__H__‐1,2‐benzothiazin‐3‐carboxamid‐1,1‐dioxide **1** stellte man durch Aminolyse des entsprechenden Carbonsäureesters **2** her. Die analogen Naphtho[2,1‐e]‐1,2‐thiazin‐1,1‐dioxide **3** wurden in einer 5‐Stufen‐synthese aufgebaut.