Reaction of N-acylthioureas with electrophilic reagents : Synthesis of 1,3,5-oxadiazinium salts, 1,3,5-thiadiazinium salts, 1,2,4-dithiazolium salts and benzothiazoles |
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Authors: | Horst Hartmann Jürgen Liebscher Peter Czerney |
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Affiliation: | Sektion Chemie, Technische Universität, Mommsenstrasse 13, 8027 DresdenG.D.R. |
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Abstract: | N-Acylthioureas 1 can be easily transformed into 2,4-diamino-6-aryl-1,3,5-oxadiazinium salts 12, 2,4-diamino-6-aryl-1,3,5-thiadiazinium salts 13,3-amino-5-aryl-1,2,4-dithiazolium salts 19 and 2-acylimino-benzothiazolines 22, respectively by reaction with different electrophiles. The structure of the compounds prepared is confirmed by analytical data as well as by chemical transformations. |
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Keywords: | Present address : Sektion Chemie Technîsche Hochschule “Carl Schorlemmer” DDR-4200 Merseburg G.D.R. |
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