465498-64-0Relevant academic research and scientific papers
A facile synthesis of 4-diarylmethyl-1-(2H)phthalazinones from 2,2-diaryl-1,3-indanediones
Kundu, Sandip Kumar,Pramanik, Animesh,Patra, Amarendra
, p. 823 - 825 (2002)
Refluxing of 2,2-diaryl-1,3-indanediones in hydrazine hydrate for a brief period affords 4-diarylmethyl-1-(2H)phthalazinones in very high yield.
Facile synthesis of 3-(diarylmethylene)isobenzofuranones, 4-(diarylmethyl)-1(2H)-phthalazinones and diarylmethanes
Das, Suven,Froehlich, Roland,Pramanik, Animesh
, p. 84 - 86 (2007/10/03)
Reflux of 2,2-diaryl-1,3-indanediones in ethyleneglycol with a catalytic amount of triethylamine affords 3-(diarylmethylene)isobenzofuranones in very good yields. The latter produces 4-diarymethyl-1(2H)-phthalazinones under reflux in hydrazine hydrate (99%), and diarylmethanes upon stirring in ethylenediamine.
A convenient synthesis of 4-diarylmethyl-, 4-(α-hydroxy- α-aryl/naphthyl)methyl- and 4-(benzoyl/naphthanoyl)-1-(2H)-phthalazinones from ninhydrin
Kundu, Sandip Kumar,Pramanik, Animesh
, p. 595 - 603 (2007/10/03)
Refluxing of 2,2-diaryl-1,3-indanediones in hydrazine hydrate for a brief period affords 4-diarylmethyl-1-(2H) phthalazinones in very high yield. A series of 4-(α-hydroxy-α-aryl/naphthyl)methyl- and 4-(benzoyl/naphthanoyl)-1-(2H) phthalazinones also have
