76972-82-2Relevant articles and documents
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