121582-45-4

Basic information

• Product Name: dimethyl 3-oxo-2-(2-phenylhydrazono)pentane-1,5-dioate
• Synonyms: dimethyl 3-oxo-2-(2-phenylhydrazono)pentane-1,5-dioate
• CAS NO: 121582-45-4
• Molecular Weight: 278.265
• Mol File: 121582-45-4.mol
• Article Data: 3

Chemical Properties

• CAS DataBase Reference: dimethyl 3-oxo-2-(2-phenylhydrazono)pentane-1,5-dioate(CAS DataBase Reference)
• NIST Chemistry Reference: dimethyl 3-oxo-2-(2-phenylhydrazono)pentane-1,5-dioate(121582-45-4)
• EPA Substance Registry System: dimethyl 3-oxo-2-(2-phenylhydrazono)pentane-1,5-dioate(121582-45-4)

Safety Data

• Hazardous Substances Data: 121582-45-4(Hazardous Substances Data)

Upstream product

• 1830-54-2 3-oxopentanedioic acid dimethyl ester 
• 62-53-3 aniline 

Downstream Products

• 1105707-61-6 dimethyl 1-phenyl-4-oxo-1,4-dihydropyridazine-3,5-dicarboxylate 
• 121582-92-1 6-hydrazinocarbonyl-5-hydroxy-2-phenylpyridazin-3(2H)-one 
• 121582-84-1 4-(4-Bromo-benzenesulfonyloxy)-6-oxo-1-phenyl-1,6-dihydro-pyridazine-3-carboxylic acid methyl ester 
• 121582-88-5 3-benzyl-6-phenyl-4-hydroxy-8-methoxycarbonylpyrano<2,3-d>pyridazine-2,5(6H)-dione 
• 121582-89-6 3,6-diphenyl-4-hydroxy-8-methoxycarbonylpyrano<2,3-d>pyridazine-2,5(6H)-dione 
• 121582-82-9 6-Oxo-1-phenyl-4-(toluene-4-sulfonyloxy)-1,6-dihydro-pyridazine-3-carboxylic acid methyl ester 
• 121582-87-4 3-butyl-6-phenyl-4-hydroxy-8-methoxycarbonylpyrano<2,3-d>pyridazine-2,5(6H)-dione 
• 121582-97-6 6-(2,5-dimethoxybenzylidene)hydrazinocarbonyl-5-hydroxy-2-phenylpyridazin-3(2H)-one 
• 121582-80-7 4-Benzenesulfonyloxy-6-oxo-1-phenyl-1,6-dihydro-pyridazine-3-carboxylic acid methyl ester 
• 121582-98-7 6-(4-hydroxy-3-methoxybenzylidene)hydrazinocarbonyl-5-hydroxy-2-phenylpyridazin-3(2H)-one 
• 121582-78-3 4-Dimethylsulfamoyloxy-6-oxo-1-phenyl-1,6-dihydro-pyridazine-3-carboxylic acid methyl ester 
• 121582-99-8 6-(4-N,N-dimethylaminobenzylidene)hydrazinocarbonyl-5-hydroxy-2-phenylpyridazin-3(2H)-one 
• 121582-96-5 6-(4-methoxybenzylidene)hydrazinocarbonyl-5-hydroxy-2-phenylpyridazin-3(2H)-one 
• 121603-79-0 ethyl (6-methoxycarbonyl-3-oxo-2-phenyl-2,3-dihydropyridazin-5-yloxy)acetate 

Relevant articles and documents

Synthesis of dimethyl 1-(hetero)aryl-4-oxo-1,4-dihydropyridazine-3,5- dicarboxylates from dimethyl 3-oxopentane-1,5-dioates

Dimethyl 3-oxopentane-1,5-dioate (dimethyl acetone-1,3-dicarboxylate) (1) was transformed first with (hetero)arenediazonium salts 3a-j into dimethyl 2-[(hetero)arylhydrazono]pentane-1,5-dioates 4a - j followed by reaction with N, N-dimethylformamide dimet

Pyridazines with Heteroatom Substituents in Position 3 and 5. 3) 2-Aryl-5-hydroxypyridazin-3(2H)-ones as Potential Herbicides: Synthesis and Some Reactions

The coupling of dimethyl acetonedicarboxylate 1 with a variety of aryldiazonium salts 2a-i produces the hydrazones 3a-i which can be cyclized in boiling dichlorobenzene to yield the pyridazone esters 4a-i, or in sodium hydroxide solution to give the pyrid