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Impurity of Ibuprofen API
Ibuprofen Inhouse Impurity 29 / 1-Ethyl-4-isobutylbenzene
Impurity
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Product Name Ibuprofen Inhouse Impurity 29 / 1-Ethyl-4-isobutylbenzene
Product Category Impurities, Intermediates
Sub-Category Metabolites, Pharmaceutical Standards, Fine Chemicals
CAS No 100319-40-2
Catalog Number GS.03.IBU.139
Chemical Name/Synonyms Para Ethyl Isobutyl Benzene; 1-Ethyl-4-(2-methylpropyl)benzene; 1-(4'-Isobutylphenyl)ethane; p-Isobutylethylbenzene
Molecular Weight 162.28
Molecular Formula C12H18
Purity NLT 95 %
Appearance Colorless to Light Yellow Liquid
Solubility DMSO
Applications 1-Ethyl-4-isobutylbenzene is produced from the reductive deoxygenation of 4''-Isobutylacetophenone, a degradation product of Ibuprofen in tablets, which is a known toxin.
Inventory Status QC Pending