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Impurity of Ketotifen Hydrogen Fumarate API
Ketotifen Inhouse Impurity 5 / 9,10-dihydro-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one
Impurity
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Product Name Ketotifen Inhouse Impurity 5 / 9,10-dihydro-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one
Product Category Impurities, Intermediates
Sub-Category Pharmaceutical Standards, Fine Chemicals
CAS No 1622-55-5
Catalog Number GS.05.KTT.35
Chemical Name/Synonyms 4-Oxo-9,10-dihydro-4H-benzo(4,5)-cyclohepta-(1,2b)thiophene ; 6-thiatricyclo[8.4.0.03,7]tetradeca-1(14),3(7),4,10,12-pentaen-2-one
Molecular Weight 214.28
Molecular Formula C13H10OS
Purity NLT 95 %
Appearance Brown Semi-Solid
Solubility Chloroform, Methanol
Applications Intermediate in the preparation of Ketotifen.
Inventory Status QC Pending