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New route to 2-cyanobenzothiazoles via N-arylimino-1,2,3-dithiazoles †

✍ Scribed by Besson, Thierry; Dozias, Marie-Joëlle; Guillard, Jérôme; Rees, Charles W.

Book ID
115484714
Publisher
Royal Society of Chemistry
Year
1998
Weight
87 KB
Volume
23
Category
Article
ISSN
1472-7781

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Expeditious routes to 4-alkoxyquinazolin
Expeditious routes to 4-alkoxyquinazoline-2-carbonitriles and thiocarbamates via N-arylimino-1,2,3-dithiazoles using microwave irradiation
✍ Thierry Besson; Marie-Joëlle Dozias; Jérôme Guillard; Patrick Jacquault; Marie-D 📂 Article 📅 1998 🏛 Elsevier Science 🌐 French ⚖ 603 KB

Conversion of N-arylimino-4-chloro-5H-l,2,3-dithiazole 11 into the 4-alkoxyquinazoline-2carbonitriles 13a-i and of the aryl isothiocyanates 15 into aryl thiocarbamates 16a-j with sodium alkoxides in the corresponding alcohol, either by conventional thermolysis or by microwave irradiation are describ