91923-44-3

Basic information

• Product Name: 2H-Pyrrole-2-carboxylic acid, 2-cyano-3-(3,4-dimethylphenyl)-5-(4-methoxyphenyl)-, ethyl ester
• CAS NO: 91923-44-3
• Molecular Formula: C23H22N2O3
• Molecular Weight: 374.439
• Mol File: 91923-44-3.mol
• Article Data: 1

Chemical Properties

• CAS DataBase Reference: 2H-Pyrrole-2-carboxylic acid, 2-cyano-3-(3,4-dimethylphenyl)-5-(4-methoxyphenyl)-, ethyl ester(CAS DataBase Reference)
• NIST Chemistry Reference: 2H-Pyrrole-2-carboxylic acid, 2-cyano-3-(3,4-dimethylphenyl)-5-(4-methoxyphenyl)-, ethyl ester(91923-44-3)
• EPA Substance Registry System: 2H-Pyrrole-2-carboxylic acid, 2-cyano-3-(3,4-dimethylphenyl)-5-(4-methoxyphenyl)-, ethyl ester(91923-44-3)

Safety Data

• Hazardous Substances Data: 91923-44-3(Hazardous Substances Data)

Upstream product

• 113019-46-8 1-(3,4-Dimethyl-phenyl)-3-(4-methoxy-phenyl)-propane-1,3-dione 
• 32683-02-6 ethyl-2-aminocyano acetate 
• 123-11-5 4-methoxy-benzaldehyde 
• 91923-48-7 2,3-Dibromo-1-(3,4-dimethyl-phenyl)-3-(4-methoxy-phenyl)-propan-1-one 

Relevant articles and documents

The Synthesis and Chemistry of Azolenines. Part 10. Reinvestigation of a Reaction Reported to yield Ethyl 2-Cyano-3-(3,4-dimethylphenyl)-5-(4-methoxyphenyl)-2H-pyrrole-2-carboxylate, and Thermal Rearrangements of this and a Regio-isomer

The reaction between 3-(4-methoxyphenyl)-1-(3,4-dimethylphenyl)propanone and ethyl cyanoacetate in the presence of ammonium acetate yields not the title compound as claimed by earlier workers, but a mixture of two substituted pyridines.The title compound,