154535-48-5

Upstream product

• 5515-31-1 5-amino-1,3-diphenylpyrazole-4-carbonitrile 
• 588-64-7 benzaldehyde phenylhydrazone 
• 15424-14-3 N-phenylbenzohydrazonoyl chloride 

Downstream Products

• 154535-55-4 7,9-Diphenyl-7H-pyrazolo[4,3-e][1,2,4]triazolo[1,5-c]pyrimidine-2-carboxylic acid ethyl ester 
• 154535-57-6 7,9-Diphenyl-7H-pyrazolo[4,3-e][1,2,4]triazolo[1,5-c]pyrimidine-2-carboxylic acid 
• 1082607-20-2 4-hydrazino-1,3-diphenylpyrazolo[3,4-d]pyrimidine 
• 1115459-17-0 1,3-diphenyl-7-methyl-1H-pyrazolo[3',4':4,5]pyrimido[1,6-b][1,2,4]triazepin-5(6H)-one 
• 1115459-35-2 6-(4-nitrophenylhydrazono)-1,3-diphenyl-7-methyl-1H-pyrazolo[3',4':4,5]pyrimido[1,6-b][1,2,4]triazepin-5(6H)-one 
• 1115459-28-3 1,3-diphenyl-7-methyl-6-(phenylhydrazono)-1H-pyrazolo[3',4':4,5]pyrimido[1,6-b][1,2,4]triazepin-5(6H)-one 
• 1115459-22-7 6-(4-methoxyphenylhydrazono)-1,3-diphenyl-7-methyl-1H-pyrazolo[3',4':4,5]pyrimido[1,6-b][1,2,4]triazepin-5(6H)-one 
• 1262329-11-2 1,3,7-triphenyl-1H-pyrazolo[3',4':4,5]pyrimido[1,6-b][1,2,4]triazepin-5(6H)-one 
• 1262329-13-4 1,3,9-triphenyl-6-methyl-7-acetyl-1H-pyrazolo[3',4':4,5]pyrimido[1,6-b]pyrido[2,3-e][1,2,4]triazepine 
• 1262329-19-0 ethyl 6-methyl-1,3,9-triphenyl-1H-pyrazolo[3',4':4,5]pyrimido[1,6-b]pyrido[2,3-e] [1,2,4]triazepine-7-carboxylate 
• 1262329-20-3 ethyl 1,3,6,9-tetraphenyl-1H-pyrazolo[3',4':4,5]pyrimido[1,6-b]pyrido[2,3-e][1,2,4]triazepine-7-carboxylate 
• 1262329-14-5 1,3,8-triphenyl-1,6-dihydro-pyrazolo[3',4':4,5]pyrimido[1,6-b]pyrazolo[3,4-e][1,2,4]triazepine 
• 1262329-15-6 1,3,8-triphenyl-1H-pyrazolo[3',4':4,5]pyrimido[1,6-b]isoxazolo[5,4-e][1,2,4]triazepine 
• 1262329-16-7 1,3,11-triphenyl-1H-pyrazolo[3',4':4,5]pyrimido[1,6-b][1,2,4]triazolo[3',4':2,1]pyrimido[6,5-e][1,2,4]triazepine 

Relevant academic research and scientific papers

Synthesis, reactions, and antimicrobial activity of some novel pyrazolo[3,4-d]pyrimidine, pyrazolo[4,3-e][1,2,4]triazolo[1,5-c]pyrimidine, and pyrazolo[4,3-e][1,2,4]triazolo[3,4-c]pyrimidine derivatives

Treatment of N-phenyl-substituted benzenecarbo-hydrazonoyl chlorides 1a-d with malononitrile in sodium ethoxide solution gave 5-amino-4-cyanopyrazole derivatives 2-5. Compounds 2-5 were converted to formidate derivatives 6-9 upon treatment with TEOF in ac

A Facile Synthesis of Some Pyrazolo Analogues of Tricyclic Purine Derivatives Via Hydrazonoyl Halides

The synthesis of 5-amino-4-imino-4,5-dihydro-1H-pyrazolopyrimidines 9 and 4-amino-1H-pyrazolopyrimidines 10 has been accomplished from hydrazonoyl halides 5 as starting materials.Reactions of 9 with triethyl orthoformate, benzoyl chloride, a