86842-55-9Relevant academic research and scientific papers
A new convenient synthesis of 2,4-disubstituted-1,2,4-triazolo[1,5-a] quinazolin-5(4H)-ones
Shawali, Ahmad S.,Hassaneen, Hamdi M.,Shurrab, Nabil Kh.
experimental part, p. 1825 - 1829 (2009/06/08)
(Chemical Equation Presented) A novel series of 2,4 disubstituted-1,2,4- triazolo[1,5-a]quinazolin-5(4H)-ones were prepared by Dimroth rearrangement of their respective isomers namely 1,4-disubstituted-[1,2,4]triazolo[4,3-a]- quinazolin-5(4H)-ones. The la
Synthesis of the 1,2,4-Triazoloquinazolin-5-ones and Related Compounds
El-Sherief, H. A.,Abdel-Rahman, A. E.,El-Naggar, G. M.,Mahmoud, A. M.
, p. 1227 - 1230 (2007/10/02)
2-Hydrazino-3-phenyl-4(3H)-quinazolinone (1) underwent ring closure with aliphatic acid, aldehydes, and carbon disulfide to 1-alkyl-, 1-aryl-, and 1-mercapto-4-phenyl-1,2,4-triazoloquinazolin-5(4H)-ones (7) for instance.The 1-alkylthio-3-phenyl-1,2
