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Impurity of Ibuprofen API
Ibuprofen Inhouse Impurity 18 / p-Isobutylstyrene
Impurity
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Product Name Ibuprofen Inhouse Impurity 18 / p-Isobutylstyrene
Product Category Impurities, Intermediates
Sub-Category Miscellaneous, Pharmaceutical Standards, Fine Chemicals
CAS No 63444-56-4
Catalog Number GS.03.IBU.48
Chemical Name/Synonyms 1-Ethenyl-4-(2-methylpropyl)benzene; 1-(4,-Isobutylphenyl)ethene; 1-Isobutyl-4-vinylbenzene; 4-Isobutylstyrene
Molecular Weight 160.26
Molecular Formula C12H16
Purity NLT 95 %
Applications p-Isobutylstyrene is a phototransformation product of Ibuprofen and Ketoprofen in aqueous solutions. p-Isobutylstyrene is also used in the preparation of copolymer series for migration imaging applications.
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