120450-34-2Relevant academic research and scientific papers
Synthesis of 4-Alkyl-1(2H)-phthalazinones and 4-Alkyl-2, 3-benzoxazin-1-ones via Ring Cleavage of 3-Substituted N-Alkylated-3-hydroxyisoindolin-1-ones
Chun, Tae Gyu,Kim, Kyung Soon,Lee, Sangku,Jeong, Tae-Sook,Lee, Hee-Yoon,Kim, Yong Hae,Lee, Woo Song
, p. 1301 - 1308 (2007/10/03)
N-Alkyl (Me, Et, i-Pr, t-Bu)-substituted phthalimdes 5a-d were easily transformed to 1(2H)-phthalazinones 8d-i and 2,3-benzoxazin-1-ones 9d, f, and j via a one-pot addition-decyclization-cyclocondensation process.
Synthesis and reactions of some condensed heterocyclic nitrogen rings
El-Hashash, M. A.,Soliman, F. M. A.,Souka, L.,Abdel-Ghaffar, N.
, p. 173 - 180 (2007/10/02)
The synthesis of 4-(p-biphenyl)-1-(2H)-phthalazinone (1) is describrd.Acylation of 1 using acetic acid/acetic anhydride mixture gave 2-N-acetylphthalazinone 2a and 1-acetoxyphthalazine 2a'.Condensation of 2a with aromatic aldehydes gave 2N-cinnamoyl-1-(2H
REACTIONS OF SOME NEW PHTHALAZINONE DERIVATIVES WITH HYDRAZINES, AMINES, ALKYLATING AGENTS AND AROMATIC ALDEHYDES
Soliman, F. M. A.,Souka, L. M.,El-Ghaffar, N. F. Abd
, p. 827 - 832 (2007/10/02)
The synthesis of 4-(biphenylyl)-1-(2H)phthalazinone (I) is described.The action of hydroxylamine on o-xenoylbenzoic acid is investigated.Reaction of phthalazinone with acetic acid/acetic anhydride gave a mixture of 2N-acetyl- and 1-acetoxy-4-biphenyl phth
Synthesis of Some 4-Substituted 1H-2,3-Benzoxazin-1-ones
Bansal, R. K.,Kumar, Girijesh,Jain, S. K.,Puri, B. K.
, p. 1045 (2007/10/02)
The title compounds have been prepared by treating the corresponding o-aroylbenzoic acids with hydroxylamine hydrochloride and sodium acetate in ethanol, and their structures established by elemental analyses and spectral data.The mechanism suggested for
