Tetrabutylammonium Bromide (TBAB) Promoted Metal-Free Synthesis of 2H-Indazolo[1,2-b]Phthalazinetriones and Pyrazolo[1,2-b]Phthalazines from Benzylalcohol through Aerobic Oxidation, Sequential Addition-Cyclization with Phthalhydrazide and β-Diketones

Dalavai Pavithra,K. R. Ethiraj

Tetrabutylammonium Bromide (TBAB) Promoted Metal-Free Synthesis of 2H-Indazolo[1,2-b]Phthalazinetriones and Pyrazolo[1,2-b]Phthalazines from Benzylalcohol through Aerobic Oxidation, Sequential Addition-Cyclization with Phthalhydrazide and β-Diketones

2020

Dalavai Pavithra
K. R. Ethiraj

AbstractA solvent-free synthesis of 2H-indazolo[1,2-b]phthalazinetriones 4 and pyrazolo[1,2-b]phthalazines 6 scaffolds using benzyl alcohol 1 via TEMPO/CAN and TBAB mediated aerobic oxidation, sequ...

Keywords:

Catalysis
Organic chemistry
Phthalazines
Benzyl alcohol
Tetrabutylammonium bromide
Chemistry
Metal
metal free

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