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Synthesis of a novel series of 6-chloro-1,4,2-benzodithiazine 1,1-dioxide derivatives with potential biological activity

✍ Scribed by Z. Brzozowski; F. Sa̧zewski


Publisher
Journal of Heterocyclic Chemistry
Year
2005
Tongue
English
Weight
178 KB
Volume
42
Category
Article
ISSN
0022-152X

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✦ Synopsis


A novel series of 6-chloro-1,4,2-benzodithiazine 1,1-dioxide derivatives 2-19 with alkyl, aryl or heteroaryl substituents at position 3 have been synthesized by the reaction of 4-chloro-2-mercaptobenzenesulfonamides with aldehydes, aldehyde acetals or acid anhydrides. 6-Chloro-3-(2-hydroxyphenyl)-7-methyl-2,3-dihydro-1,4,2-benzodithiazine 1,1-dioxide ( 7) exhibited remarkable activity on the leukemia CCRF-CEM cell line (GI 50 <10 nM) and moderate activity against the other 49 human tumor cell lines derived from nine different cancer type.


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✍ Elżbieta Pomarnacka; Anita Kornicka; Anna Kuchnio; Maike Heinrichs; Renate Grüne 📂 Article 📅 2011 🏛 John Wiley and Sons 🌐 English ⚖ 472 KB 👁 2 views

## Abstract A new series of 16 6‐chloro‐1,1‐dioxo‐7‐{4‐[(4‐R^1^‐phenyl)imino]‐4__H__‐3,1‐benzoxazin‐2‐yl}‐3‐(substituted amino)‐1,4,2‐benzodithiazines **7–22** was prepared in order to evaluate the cytotoxic activity against six human cancer cell lines. The structures of the new compounds were conf