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    Ketotifen EP Impurity F Hemifumarate (Mixture of Enol and Ketone)

    Ketotifen EP Impurity F Hemifumarate (Mixture of Enol and Ketone)

    Synonym

    4-(1-methylpiperidin-4-ylidene)-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-9(10H)-onefumarate

    Molecular Formula

    C19H19NOS. 1/2 C4H4O4

    Molecular Weight

    309.43 1/2 116.07

    Catalogue Number

    AR-K01107

    Parent Drug

    KETOTIFEN

    CAS Number

    59743-87-2

    Common Package:10,25,50,100 mg

    Collections: KETOTIFEN

    Category: 59743-87-2 AR-K01107 C19H19NOS. 1/2 C4H4O4 KETOTIFEN

    RELATED PRODUCTS
    4-(piperidin-4-ylidene)-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-10(9H)-one-D4HCl

    Synonym

    4-(piperidin-4-ylidene)-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-10(9H)-one-D4HCl

    Molecular Formula

    C18H13D4NOS. HCl

    Molecular Weight

    299.42 36.46

    Catalogue Number

    AR-K01113

    Parent Drug

    KETOTIFEN

    CAS Number

    34580-20-6 (non-labelled)
    Ketotifen-13C-d3

    Synonym

    4-(1-methylpiperidin-4-ylidene)-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-10(9H)-one-13CD3HCl

    Molecular Formula

    13C C18H16D3NOS

    Molecular Weight

    313.44

    Catalogue Number

    AR-K01112

    Parent Drug

    KETOTIFEN

    CAS Number

    34580-13-7 (non-labelled)
    4-(piperidin-4-ylidene)-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-10(9H)-one

    Synonym

    4-(piperidin-4-ylidene)-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-10(9H)-one

    Molecular Formula

    C18H17NOS

    Molecular Weight

    295.40

    Catalogue Number

    AR-K01111

    Parent Drug

    KETOTIFEN

    CAS Number

    34580-20-6
    10-methoxy-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one

    Synonym

    10-methoxy-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one

    Molecular Formula

    C14H10O2S

    Molecular Weight

    242.29

    Catalogue Number

    AR-K01110

    Parent Drug

    KETOTIFEN

    CAS Number

    59743-84-9
    10-(1-methylpiperidin-4-ylidene)-10H-benzo[5,6]cyclohepta[1,2-b]thiophen-5-olhydrochloride

    Synonym

    10-(1-methylpiperidin-4-ylidene)-10H-benzo[5,6]cyclohepta[1,2-b]thiophen-5-olhydrochloride

    Molecular Formula

    C19H19NOS. HCl

    Molecular Weight

    309.43 36.46

    Catalogue Number

    AR-K01109

    Parent Drug

    KETOTIFEN
    Ketotifen EP Impurity G

    Synonym

    4-(1-methylpiperidin-4-ylidene)-4H-benzo[4,5]cyclohepta[1,2-b]thiophene-9,10-dione

    Molecular Formula

    C19H17NO2S

    Molecular Weight

    323.42

    Catalogue Number

    AR-K01108

    Parent Drug

    KETOTIFEN

    CAS Number

    43076-16-0
    Ketotifen EP Impurity E

    Synonym

    10-(1-methylpiperidin-4-ylidene)-5,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-b]thiophen-4-one

    Molecular Formula

    C19H19NOS

    Molecular Weight

    309.43

    Catalogue Number

    AR-K01106

    Parent Drug

    KETOTIFEN

    CAS Number

    1346603-71-1
    Ketotifen EP Impurity D

    Synonym

    1-methyl-4-(10-oxo-9,10-dihydro-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-ylidene)piperidine1-oxide

    Molecular Formula

    C19H19NO2S

    Molecular Weight

    325.43

    Catalogue Number

    AR-K01105

    Parent Drug

    KETOTIFEN

    CAS Number

    88456-70-6
    Ketotifen EP Impurity C

    Synonym

    4-hydroxy-4-(1-methylpiperidin-4-yl)-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-10(9H)-one

    Molecular Formula

    C19H21NO2S

    Molecular Weight

    327.45

    Catalogue Number

    AR-K01104

    Parent Drug

    KETOTIFEN

    CAS Number

    126939-27-3
    Ketotifen EP Impurity B

    Synonym

    (R)-10-methoxy-4-(1-methylpiperidin-4-yl)-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-ol

    Molecular Formula

    C20H23NO2S

    Molecular Weight

    341.48

    Catalogue Number

    AR-K01103

    Parent Drug

    KETOTIFEN

    CAS Number

    59743-88-3
    Ketotifen EP Impurity A

    Synonym

    4-(4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-ylidene)-1-methylpiperidine

    Molecular Formula

    C19H19NS

    Molecular Weight

    293.43

    Catalogue Number

    AR-K01102

    Parent Drug

    KETOTIFEN

    CAS Number

    4673-38-5
    Ketotifen Fumarate

    Synonym

    4-(1-methylpiperidin-4-ylidene)-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-10(9H)-onefumarate

    Molecular Formula

    C19H19NOS. C4H4O4

    Molecular Weight

    309.43 116.07

    Catalogue Number

    AR-K01101

    Parent Drug

    KETOTIFEN

    CAS Number

    34580-14-8