ChemInform Abstract: Synthesis of New 2-Thio-[1,2,4]triazolo[1,5-c]quinazoline Derivatives and Its Antimicrobial Activity.
β Scribed by Lyudmila Antipenko; Alexander Karpenko; Sergey Kovalenko; Andrew Katsev; Elena Komarovska-Porokhnyavets; Vladimir Novikov; Aleksey Chekotilo
- Publisher
- John Wiley and Sons
- Year
- 2009
- Weight
- 28 KB
- Volume
- 40
- Category
- Article
- ISSN
- 0931-7597
No coin nor oath required. For personal study only.
π SIMILAR VOLUMES
## Abstract The preparation of 1,2,4βtriazolo[1,5β__c__]quinazolines 4aβd, 5, 8aβd by cyclocondensation of 1aβc with carboxylic acids and carboxylic anhydrides, respectively, is described. By different pathways, the 5βthioxoβ5,6βdihydroβ1,2,4βtriazolo[1,5β__c__]quinazolines 4aβd react with hydrazin
Novel Synthesis of 2-Alkoxy(aralkoxy)-5-chloro[1,2,4]triazolo[1,5-a]quinazolines and Their Derivatives. -Title compounds (I) are obtained by chlorination of triazoloquinazolinones with either oxalyl chloride or phosphorus oxychloride. Replacing the chlorine atom at the 5-position with multifunctiona