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CAS 34580-14-8

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ketotifen fumarate

Description:
Ketotifen fumarate is a pharmaceutical compound primarily used as an antihistamine and mast cell stabilizer, often prescribed for the management of allergic conditions such as asthma and allergic rhinitis. It is a derivative of the compound ketotifen, which is known for its ability to inhibit the release of histamine and other mediators from mast cells. Ketotifen fumarate is typically presented as a white to off-white crystalline powder, which is soluble in water and exhibits a relatively stable profile under standard storage conditions. The fumarate salt form enhances its solubility and bioavailability. The compound acts by blocking H1 histamine receptors and has additional anti-inflammatory properties, making it effective in reducing bronchial hyperreactivity. Its pharmacokinetics involve oral administration, with a notable half-life that allows for once or twice daily dosing. As with any medication, potential side effects may include sedation, dry mouth, and gastrointestinal disturbances, necessitating careful consideration in patients with specific health conditions.
Formula:C23H23NO5S
InChI:InChI=1/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+
InChI key:InChIKey=YNQQEYBLVYAWNX-WLHGVMLRSA-N
SMILES:O=C1C2=C(C(C=3C(C1)=CC=CC3)=C4CCN(C)CC4)C=CS2.C(=C/C(O)=O)\C(O)=O
Synonyms:
  • 1-methyl-4-(10-oxo-9,10-dihydro-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-ylidene)piperidinium
  • 10H-Benzo(4,5)cyclohepta(1,2-b)thiophen-10-one, 4,9-dihydro-4-(1-methyl-4-piperidinylidene)-, (E)-2-butenedioate (1:1)
  • 10H-Benzo[4,5]cyclohepta[1,2-b]thiophen-10-one, 4,9-dihydro-4-(1-methyl-4-piperidinylidene)-, (2E)-2-butenedioate (1:1)
  • 4,9-Dihydro-4-(1-methyl-4-piperidinylidene)-10H-benzo[4,5]cyclohepta[1,2-b]thiophen-10-one fumarate
  • 4,9-Dihydro-4-(1-methyl-4-piperidylidene)-10H-benzo(4,5)cyclohepta(1,2-b)thiophen-10-one fumarate (1:1)
  • 4,9-Dihydro-4-(1-methylpiperidin-4-yliden)-10H-benzo[4,5]cyclohepta[1,2-b]thiophen-10-onfumarat
  • 4,9-Dihydro-4-(1-methylpiperidin-4-ylidene)-10H-benzo(4,5)cyclohepta(1,2-b)thiophene-10-one fumarate
  • 4-(1-methylpiperidin-4-ylidene)-4,9-dihydro-10H-benzo[4,5]cyclohepta[1,2-b]thiophen-10-one
  • 4-(1-methylpiperidin-4-ylidene)-4,9-dihydro-10H-benzo[4,5]cyclohepta[1,2-b]thiophen-10-one (2E)-but-2-enedioate
  • Alaway
  • See more synonyms
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Found 18 products.
  • Ketotifen fumarate, 99%

    CAS:
    Ketotifen fumaratin is an H1 receptor antagonist. In its ophthalmic form, it is used to treat allergic conjunctivitis, or the itchy red eyes caused by allergies. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label infor
    Formula:C23H23NO5S
    Purity:99%
    Color and Shape:White to pale cream to pale yellow, Powder
    Molecular weight:425.50

    Ref: 02-J63708

    1g
    To inquire
    250mg
    64.00€
  • KETOTIFEN HYDROGEN FUMARATE CRS

    CAS:
    KETOTIFEN HYDROGEN FUMARATE CRS
    Formula:C23H23NO5S
    Color and Shape:White. Yellow-Brown. Crystalline Powder.
    Molecular weight:425.4974

    Ref: 41-Y0001619

    10mg
    132.00€
  • Ketotifen Fumarate

    CAS:
    Nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds, nesoi
    Formula:C19H19NOS·C4H4O4
    Color and Shape:White Brownish Yellow Powder
    Molecular weight:309.11874
  • Ref: IN-DA003R69

    100mg
    31.00€
    250mg
    49.00€
    1g
    81.00€
  • Ketotifen fumarate

    CAS:
    Ketotifen fumarate (HC 20511 fumarate) is a cycloheptathiophene blocker of histamine H1 receptors and release of inflammatory mediators.
    Formula:C23H23NO5S
    Purity:99.25% - 99.73%
    Color and Shape:White Solid
    Molecular weight:425.50

    Ref: TM-T0994

    1mL*10mM (DMSO)
    33.00€
    500mg
    46.00€
    1g
    59.00€
  • Ketotifen fumarate

    CAS:
    Ketotifen fumarate
    Formula:C19H19NOS·C4H4O4
    Purity:99.7% (hplc) (Typical Value in Batch COA)
    Color and Shape:Solid
    Molecular weight:425.49741

    Ref: 54-BIK4000

    250mg
    32.00€
    1g
    84.00€
    5g
    229.00€
  • Ketotifen Fumarate

    CAS:
    Formula:C19H19NOS·C4H4O4
    Color and Shape:Off-White Solid
    Molecular weight:309.43 116.07

    Ref: 4Z-K-061

    5mg
    To inquire
    100mg
    To inquire
    10mg
    343.00€
    25mg
    436.00€
    50mg
    623.00€
  • Ketotifen fumarate

    CAS:
    Formula:C19H19NOS·C4H4O4
    Purity:≥ 98%
    Color and Shape:White to off-white powder
    Molecular weight:425.50

    Ref: 7W-GP2795

    ne
    To inquire
  • Ketotifen fumarate

    CAS:
    Ketotifen fumarate
    Formula:C23H23NO5S
    Purity:≥95%, 10 mM in DMSO
    Molecular weight:425.5

    Ref: 54-BUP14763

    500mg
    62.00€
    1g
    88.00€
  • Ketotifen Fumarate

    CAS:
    Formula:C19H19NOS·C4H4O4
    Purity:>98.0%(T)(HPLC)
    Color and Shape:White to Almost white powder to crystal
    Molecular weight:425.50

    Ref: 3B-K0048

    1g
    90.00€
    5g
    269.00€
  • Ref: 61-FOR0180.00

    10mg
    264.00€
  • Ketotifen Hydrogen Fumarate

    Controlled Product
    CAS:
    Formula:C19H19NOS·C4H4O4
    Color and Shape:Neat
    Molecular weight:425.50

    Ref: 86-MM0180.00

    250mg
    1,531.00€
  • Ketotifen Fumarate

    Controlled Product
    CAS:

    Applications Ketotifen is used as an antiasthmatic. Ketotifen is an antiallergic agent.
    References Tsuji, F., et al.: Biol. Pharm. Bull., 33, 1050 (2010), Al O., et al.: J., Mol., Liq., 155, 103 (2010), Uccello-Barretta, G., et al.: Int. J. Pharm., 395, 122 (2010),

    Formula:C19H19NOS·C4H4O4
    Color and Shape:Neat
    Molecular weight:425.5

    Ref: TR-K315100

    100mg
    98.00€
    250mg
    127.00€
    500mg
    163.00€
  • Ketotifen fumarate

    CAS:

    Ketotifen fumarate is an anti-inflammatory drug that belongs to the class of histamine H1 receptor antagonists. It has been shown to be effective in the treatment of inflammatory bowel diseases, such as Crohn’s disease and ulcerative colitis. Ketotifen fumarate also has biological properties, such as eosinophil cationic protein release inhibition, that are important for its therapeutic effects. In vitro studies have shown that ketotifen fumarate can inhibit h1-receptor mediated responses in a dose-dependent manner. The drug is metabolized by the liver enzyme CYP3A4 and has been shown to interact with other drugs metabolized through this pathway. Ketotifen fumarate is currently being used as a research tool in experimental models of infectious diseases, such as tuberculosis and influenza A virus infection.

    Formula:C23H23NO5S
    Purity:Min. 95%
    Color and Shape:White Powder
    Molecular weight:425.5 g/mol

    Ref: 3D-FK01539

    5g
    206.00€
    10g
    320.00€
    25g
    478.00€
    50g
    725.00€
    100g
    1,023.00€
  • Ketotifen fumarate salt

    CAS:
    Ketotifen fumarate
    Formula:C23H23NO5S
    Purity:95%
    Molecular weight:425.5
  • Ketotifen fumarate

    CAS:
    Purity:95%
    Molecular weight:425.13

    Ref: 10-F556523

    5g
    194.00€
    25g
    672.00€
  • Ketotifen Fumarate

    CAS:
    Formula:C19H19NOSC4H4O4
    Molecular weight:309.4 : 116.1

    Ref: ST-EA-CP-K1000

    10mg
    To inquire
    25mg
    To inquire
    50mg
    To inquire
    100mg
    To inquire