135128-63-1

Basic information

• Product Name: 6-(4-Ethoxy-phenyl)-2-ethyl-4-(3-methyl-5-oxo-1-phenyl-4,5-dihydro-1H-pyrazol-4-yl)-4,5-dihydro-2H-pyridazin-3-one
• Synonyms: 6-(4-Ethoxy-phenyl)-2-ethyl-4-(3-methyl-5-oxo-1-phenyl-4,5-dihydro-1H-pyrazol-4-yl)-4,5-dihydro-2H-pyridazin-3-one
• CAS NO: 135128-63-1
• Molecular Weight: 418.495
• Mol File: 135128-63-1.mol
• Article Data: 1

Chemical Properties

• CAS DataBase Reference: 6-(4-Ethoxy-phenyl)-2-ethyl-4-(3-methyl-5-oxo-1-phenyl-4,5-dihydro-1H-pyrazol-4-yl)-4,5-dihydro-2H-pyridazin-3-one(CAS DataBase Reference)
• NIST Chemistry Reference: 6-(4-Ethoxy-phenyl)-2-ethyl-4-(3-methyl-5-oxo-1-phenyl-4,5-dihydro-1H-pyrazol-4-yl)-4,5-dihydro-2H-pyridazin-3-one(135128-63-1)
• EPA Substance Registry System: 6-(4-Ethoxy-phenyl)-2-ethyl-4-(3-methyl-5-oxo-1-phenyl-4,5-dihydro-1H-pyrazol-4-yl)-4,5-dihydro-2H-pyridazin-3-one(135128-63-1)

Safety Data

• Hazardous Substances Data: 135128-63-1(Hazardous Substances Data)

Upstream product

• 64-67-5 diethyl sulfate 
• 135128-61-9 6-(p-Ethoxyphenyl)-4-(3-methyl-5-oxo-1-phenyl-2-pyrazolin-4-yl)-4,5-dihydro-3(2H)-pyridazinone 
• 29582-31-8 (E)-4-(4-ethoxyphenyl)-4-oxobut-2-enoic acid 
• 135128-60-8 4,5-Dihydro-α-<2-(4-ethoxyphenyl)-2-oxoethyl>-3-methyl-5-oxo-1-phenyl-1H-pyrazole-4-acetic acid 
• 89-25-8 edaravone 

Relevant articles and documents

Synthesis and Reactions of Some New Pyridazinones

3-(p-Ethoxybenzoyl)acrylic acid (1) reacts with 3-methyl-1-phenyl-2-pyrazolin-5-one to give an addition compound 2.The condensation of 2 with hydrazine hydrate affords 4,5-dihydro-3(2H)-pyridazinone (3a).Reaction of 3a with dimethyl sulfate, diethyl sulfa