Ibuprofen EP Impurity D

Chemical Name: (2RS)-2-(p-tolyl)propanoic acid ; (2RS)-2-(4-methylphenyl)propanoic acid,

Synonym: 4-(3-(5-((3-(1-(4-carboxyphenyl)-3-(2-hydroxyphenyl)-1H-1,2,4-triazol-5-yl)-4-hydroxyphenyl)sulfinyl)-2-hydroxyphenyl)-5-(2-hydroxyphenyl)-1H-1,2,4-triazol-1-yl)benzoic acid