111585-59-2Relevant academic research and scientific papers
Hydrazine derivatives and o-benzoylbenzoic acid as a source of phthalazines with their antimicrobial activities
Hemdan, Magdy M.,Taha, Sherif M.,Gabr, Adel M.,Elkady, Mohamed Y.
experimental part, p. 102 - 105 (2010/06/19)
Starting from 2-benzoylbenzoic acid (1) and prototype hydrazine itself or some of its simple congeners produce phthalazin-1(2H)-one derivatives 2a-d. Reactions of 2 with P2S5 or POCl3 gave their thione derivatives 3a-c or
ALKYLATION OF 1-THIOXO-2-PHENYL-4-ARYL-1,2-DIHYDROPHTHALAZINES BY TRIETHYLOXONIUM TETRAFLUOROBORATE
Oparin, D. A.,Yakovlev, S. V.,Pavlova, L. A.
, p. 843 - 846 (2007/10/02)
1-Thioxo-2-phenyl-4-aryl-1,2-dihydrophthalazines are alkylated by triethyloxonium tetrafluoroborate exclusively at the thiocarbonyl group with the formation of the salts of heteroaromatic ions.Hydrolysis of the latters lead to 1-oxo-2-phenyl-4-aryl-1,2-di
