Ketotifen fumarate
Ketotifen fumarate
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Ketotifen fumarate

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Catalog Number PR34580148
CAS 34580-14-8
Description Ketotifen Fumarate is the fumarate salt of ketotifen, a cycloheptathiophene derivative with anti-allergic activity. Ketotifen selectively blocks histamine (H1) receptors and prevents the typical symptoms caused by histamine release.
Synonyms Zaditen; Ketotifen hydrogen fumarate; Zaditor; Alaway
IUPAC Name (E)-but-2-enedioic acid;2-(1-methylpiperidin-4-ylidene)-6-thiatricyclo[8.4.0.03,7]tetradeca-1(14),3(7),4,10,12-pentaen-8-one
Molecular Weight 425.5
Molecular Formula C23H23NO5S
InChI YNQQEYBLVYAWNX-WLHGVMLRSA-N
InChI Key InChI=1S/C19H19NOS.C4H4O4/c1-20-9-6-13(7-10-20)18-15-5-3-2-4-14(15)12-17(21)19-16(18)8-11-22-19;5-3(6)1-2-4(7)8/h2-5,8,11H,6-7,9-10,12H2,1H3;1-2H,(H,5,6)(H,7,8)/b;2-1+
Isomeric SMILES CN1CCC(=C2C3=C(C(=O)CC4=CC=CC=C42)SC=C3)CC1.C(=C/C(=O)O)\C(=O)O
Standard BP
Therapeutic Category Ophthalmic Agents

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