A new convenient synthesis of 2,4-disubs
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Ahmad S. Shawali; Hamdi M. Hassaneen; Nabil Kh. Shurrab
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Article
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2008
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Journal of Heterocyclic Chemistry
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English
โ 215 KB
๐ 1 views
## Abstract magnified image A novel series of 2,4โdisubstitutedโ1,2,4โtriazolo[1,5โ__a__]quinazolinโ5(4__H__)โones were prepared by Dimroth rearrangement of their respective isomers namely 1,4โdisubstitutedโ[1,2,4]triazolo[4,3โ__a__]โquinazolinโ5(4__H__)โones. The latter were prepared __via__ new