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Synthesis of Thiazino- and Thiazoloquinazolinones by Cyclization of S-(2-Propenyl) Derivatives of 2-Thioxo-2,3-dihydro-4(1H)-quinazolinone

✍ Scribed by V.V. Orysyk; Yu.L. Zborovskii; V.I. Staninets; A.A. Dobosh; S.M. Khripak


Book ID
111548564
Publisher
Springer US
Year
2003
Tongue
English
Weight
152 KB
Volume
39
Category
Article
ISSN
0009-3122

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## Abstract A novel one‐pot approach for the synthesis of aryl substituted quinazolin‐4(3__H__)‐ones and 2,3‐dihydro‐4(1__H__)‐quinazolinones has been reported based on the reductive desulfurization of 3‐aryl‐2‐thioxo‐4(3__H__)‐quinazolinones with nickel boride in dry methanol at ambient temperatur