Valdecoxib-impurities | Pharmaffiliates

valdecoxib

Valdecoxib used in the treatment of osteoarthritis, rheumatoid arthritis, and painful menstruation and menstrual symptoms. It is a selective cyclooxygenase-2 inhibitor.Reference standards of Valdecoxib API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

stdClass Object
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    [pname] => 3-(5-Methyl-4-(4-sulfamoylphenyl)isoxazol-3-yl)benzenesulfonamide
    [catalogue_number] => PA 22 02610
    [category_ids] => ,80,71,76,75,78,70,82,88,
    [chemical_name] => 
    [weight] => 393.44
    [form] => C16H15N3O5S2
    [cas] => 1373038-59-5
    [pslug] => 1373038-59-5-3-5-methyl-4-4-sulfamoylphenyl-isoxazol-3-yl-benzenesulfonamide-pa2202610
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PA 22 02610

3-(5-Methyl-4-(4-sulfamoylphenyl)isoxazol-3-yl)benzenesulfonamide


  • Catalogue No.:PA 22 02610

  • CAS :

    1373038-59-5

  • Molecular Formula : C16H15N3O5S2

  • Molecular Weight : 393.44

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stdClass Object
(
    [pname] => Valdecoxib - Impurity D
    [catalogue_number] => PA 22 02040
    [category_ids] => 88,76,75,71,82,78,70,79,80
    [chemical_name] => 
    [weight] => 315.34
    [form] => C16H13NO4S
    [cas] => 181696-35-5
    [pslug] => 181696-35-5-valdecoxib-impurity-d-pa2202040
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PA 22 02040

Valdecoxib - Impurity D


  • Catalogue No.:PA 22 02040

  • CAS :

    181696-35-5

  • Molecular Formula : C16H13NO4S

  • Molecular Weight : 315.34

stdClass Object
(
    [pname] => 1-Hydroxy Valdecoxib
    [catalogue_number] => PA 22 02510
    [category_ids] => ,80,71,76,75,78,70,82,
    [chemical_name] => 
    [weight] => 330.36
    [form] => C16H14N2O4S
    [cas] => 181695-81-8
    [pslug] => 181695-81-8-1-hydroxy-valdecoxib-pa2202510
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PA 22 02510

1-Hydroxy Valdecoxib


  • Catalogue No.:PA 22 02510

  • CAS :

    181695-81-8

  • Molecular Formula : C16H14N2O4S

  • Molecular Weight : 330.36

stdClass Object
(
    [pname] => 2-(5-Methyl-3-phenylisoxazol-4-yl)benzenesulfonamide
    [catalogue_number] => PA 22 02520
    [category_ids] => ,80,71,76,75,78,70,82,88,
    [chemical_name] => 
    [weight] => 314.36
    [form] => C16H14N2O3S
    [cas] => 2304623-35-4
    [pslug] => 2304623-35-4-2-5-methyl-3-phenylisoxazol-4-yl-benzenesulfonamide-pa2202520
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PA 22 02520

2-(5-Methyl-3-phenylisoxazol-4-yl)benzenesulfonamide


  • Catalogue No.:PA 22 02520

  • CAS :

    2304623-35-4

  • Molecular Formula : C16H14N2O3S

  • Molecular Weight : 314.36

stdClass Object
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    [pname] => 2-(5-Methyl-4-phenylisoxazol-3-yl)benzenesulfonamide
    [catalogue_number] => PA 22 02530
    [category_ids] => ,80,71,76,75,78,70,82,88,
    [chemical_name] => 
    [weight] => 314.36
    [form] => C16H14N2O3S
    [cas] => 2304623-37-6
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PA 22 02530

2-(5-Methyl-4-phenylisoxazol-3-yl)benzenesulfonamide


  • Catalogue No.:PA 22 02530

  • CAS :

    2304623-37-6

  • Molecular Formula : C16H14N2O3S

  • Molecular Weight : 314.36

stdClass Object
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    [pname] => N-((2-(5-Methyl-3-phenylisoxazol-4-yl)phenyl)sulfonyl)propionamide
    [catalogue_number] => PA 22 02540
    [category_ids] => ,80,71,76,75,78,70,82,88,
    [chemical_name] => 
    [weight] => 370.42
    [form] => C19H18N2O4S
    [cas] => 2304623-36-5
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PA 22 02540

N-((2-(5-Methyl-3-phenylisoxazol-4-yl)phenyl)sulfonyl)propionamide


  • Catalogue No.:PA 22 02540

  • CAS :

    2304623-36-5

  • Molecular Formula : C19H18N2O4S

  • Molecular Weight : 370.42

stdClass Object
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    [pname] => N-((2-(5-Methyl-4-phenylisoxazol-3-yl)phenyl)sulfonyl)propionamide
    [catalogue_number] => PA 22 02550
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    [weight] => 370.42
    [form] => C19H18N2O4S
    [cas] => 2304623-38-7
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PA 22 02550

N-((2-(5-Methyl-4-phenylisoxazol-3-yl)phenyl)sulfonyl)propionamide


  • Catalogue No.:PA 22 02550

  • CAS :

    2304623-38-7

  • Molecular Formula : C19H18N2O4S

  • Molecular Weight : 370.42

stdClass Object
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    [pname] => N-((4-(5-Methyl-4-phenylisoxazol-3-yl)phenyl)sulfonyl)propionamide
    [catalogue_number] => PA 22 02560
    [category_ids] => 82,80,78,71,70,75,76,88
    [chemical_name] => 
    [weight] => 370.42
    [form] => C19H18N2O4S
    [cas] => 2235371-89-6
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PA 22 02560

N-((4-(5-Methyl-4-phenylisoxazol-3-yl)phenyl)sulfonyl)propionamide


  • Catalogue No.:PA 22 02560

  • CAS :

    2235371-89-6

  • Molecular Formula : C19H18N2O4S

  • Molecular Weight : 370.42

stdClass Object
(
    [pname] => 5-Methyl-3,4-diphenylisoxazole
    [catalogue_number] => PA 22 02570
    [category_ids] => ,80,71,76,75,78,70,82,
    [chemical_name] => 
    [weight] => 235.28
    [form] => C16H13NO
    [cas] => 37928-17-9
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PA 22 02570

5-Methyl-3,4-diphenylisoxazole


  • Catalogue No.:PA 22 02570

  • CAS :

    37928-17-9

  • Molecular Formula : C16H13NO

  • Molecular Weight : 235.28

stdClass Object
(
    [pname] => Methyl 4-(5-methyl-3-phenylisoxazol-4-yl)benzenesulfonate
    [catalogue_number] => PA 22 02580
    [category_ids] => ,80,71,76,75,78,70,82,88,
    [chemical_name] => 
    [weight] => 329.37
    [form] => C17H15NO4S
    [cas] => 2749361-92-8
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PA 22 02580

Methyl 4-(5-methyl-3-phenylisoxazol-4-yl)benzenesulfonate


  • Catalogue No.:PA 22 02580

  • CAS :

    2749361-92-8

  • Molecular Formula : C17H15NO4S

  • Molecular Weight : 329.37

stdClass Object
(
    [pname] => Ethyl 4-(5-methyl-3-phenylisoxazol-4-yl)benzenesulfonate
    [catalogue_number] => PA 22 02590
    [category_ids] => ,80,71,76,75,78,70,82,88,
    [chemical_name] => 
    [weight] => 343.4
    [form] => C18H17NO4S
    [cas] => 1884279-18-8
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PA 22 02590

Ethyl 4-(5-methyl-3-phenylisoxazol-4-yl)benzenesulfonate


  • Catalogue No.:PA 22 02590

  • CAS :

    1884279-18-8

  • Molecular Formula : C18H17NO4S

  • Molecular Weight : 343.4

stdClass Object
(
    [pname] => 3-(5-Methyl-3-phenylisoxazol-4-yl)benzenesulfonamide
    [catalogue_number] => PA 22 02600
    [category_ids] => ,80,71,76,75,78,70,82,88,
    [chemical_name] => 
    [weight] => 314.36
    [form] => C16H14N2O3S
    [cas] => 386273-25-2
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PA 22 02600

3-(5-Methyl-3-phenylisoxazol-4-yl)benzenesulfonamide


  • Catalogue No.:PA 22 02600

  • CAS :

    386273-25-2

  • Molecular Formula : C16H14N2O3S

  • Molecular Weight : 314.36

stdClass Object
(
    [pname] => Valdecoxib Sulfonic Acid-13C2,15N
    [catalogue_number] => PA STI 086430
    [category_ids] => ,79,80,71,76,75,78,70,82,88,98,
    [chemical_name] => 
    [weight] => 318.32
    [form] => C1413C2H1315NO4S
    [cas] => 1391053-52-3
    [pslug] => 1391053-52-3-valdecoxib-sulfonic-acid-13c2-15n-pasti086430
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PA STI 086430

Valdecoxib Sulfonic Acid-13C2,15N


  • Catalogue No.:PA STI 086430

  • CAS :

    1391053-52-3

  • Molecular Formula : C1413C2H1315NO4S

  • Molecular Weight : 318.32

stdClass Object
(
    [pname] => Valdecoxib Sulfonyl Chloride-13C2,15N
    [catalogue_number] => PA STI 086440
    [category_ids] => ,79,80,71,76,75,78,70,82,88,98,
    [chemical_name] => 
    [weight] => 336.77
    [form] => C1413C2H12Cl15NO3S
    [cas] => 1391051-92-5
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PA STI 086440

Valdecoxib Sulfonyl Chloride-13C2,15N


  • Catalogue No.:PA STI 086440

  • CAS :

    1391051-92-5

  • Molecular Formula : C1413C2H12Cl15NO3S

  • Molecular Weight : 336.77

stdClass Object
(
    [pname] => 3-(N-Tosyl-L-alaninyloxy)-5-phenylpyrrole
    [catalogue_number] => PA 22 0021000
    [category_ids] => ,75,76,78,82,
    [chemical_name] => 
    [weight] => 384.45
    [form] => C20H20N2O4S
    [cas] => 221446-55-5
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PA 22 0021000

3-(N-Tosyl-L-alaninyloxy)-5-phenylpyrrole


  • Catalogue No.:PA 22 0021000

  • CAS :

    221446-55-5

  • Molecular Formula : C20H20N2O4S

  • Molecular Weight : 384.45

stdClass Object
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    [pname] => 4,5-Dihydro-5-methyl-3,4-diphenyl-5-isoxazolol
    [catalogue_number] => PA 22 0021001
    [category_ids] => ,75,76,134,91,94,78,70,82,
    [chemical_name] => 
    [weight] => 253.3
    [form] => C16H15NO2
    [cas] => 181696-73-1
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PA 22 0021001

4,5-Dihydro-5-methyl-3,4-diphenyl-5-isoxazolol


  • Catalogue No.:PA 22 0021001

  • CAS :

    181696-73-1

  • Molecular Formula : C16H15NO2

  • Molecular Weight : 253.3

stdClass Object
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    [pname] => 4-(5-Methyl-3-phenylisoxazol-4-yl)benzenesulfonamide
    [catalogue_number] => PA 22 0021002
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    [weight] => 314.36
    [form] => C16H14N2O3S
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PA 22 0021002

4-(5-Methyl-3-phenylisoxazol-4-yl)benzenesulfonamide


  • Catalogue No.:PA 22 0021002

  • CAS :

    181695-72-7

  • Molecular Formula : C16H14N2O3S

  • Molecular Weight : 314.36