topiramate

Topiramate is used to manage seizures and prevent migraines. It is available as a generic medication. It is sold under the brand name Topamax.Reference standards of Topiramate API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

stdClass Object
(
    [pname] => Topiramate
    [catalogue_number] => PA 20 41000
    [category_ids] => ,91,78,70,82,
    [chemical_name] => 
    [weight] => 339.36
    [form] => C12H21NO8S
    [cas] => 97240-79-4
    [pslug] => 97240-79-4-topiramate-api-pa2041000
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PA 20 41000

Topiramate

  • Catalogue No.:PA 20 41000

  • CAS :

    97240-79-4

  • Molecular Formula : C12H21NO8S

  • Molecular Weight : 339.36

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Details 
stdClass Object
(
    [pname] => Topiramate - Impurity A
    [catalogue_number] => PA 20 41010
    [category_ids] => ,91,
    [chemical_name] => 
    [weight] => 260.28
    [form] => C12H20O6
    [cas] => 20880-92-6
    [pslug] => 20880-92-6-topiramate-impurity-a-pa2041010
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PA 20 41010

Topiramate - Impurity A

  • Catalogue No.:PA 20 41010

  • CAS :

    20880-92-6

  • Molecular Formula : C12H20O6

  • Molecular Weight : 260.28

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Details 
stdClass Object
(
    [pname] => (3aR,5aR,8aR,8bS)-3a-(Chloromethyl)-2,2,7,7-tetramethyltetrahydro-5H-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran
    [catalogue_number] => PA 20 41510
    [category_ids] => ,91,78,70,82,
    [chemical_name] => 
    [weight] => 278.73
    [form] => C12H19ClO5
    [cas] => 32785-90-3
    [pslug] => 32785-90-3-3ar-5ar-8ar-8bs-3a-chloromethyl-2-2-7-7-tetramethyltetrahydro-5h-bis-1-3-dioxolo-4-5-b-4-5-d-pyran-pa2041510
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PA 20 41510

(3aR,5aR,8aR,8bS)-3a-(Chloromethyl)-2,2,7,7-tetramethyltetrahydro-5H-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran

  • Catalogue No.:PA 20 41510

  • CAS :

    32785-90-3

  • Molecular Formula : C12H19ClO5

  • Molecular Weight : 278.73

Enquire
Details 
stdClass Object
(
    [pname] => ((3aS,5aR,8aR,8bS)-2,2,7,7-Tetramethyltetrahydro-3aH-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-3a-yl)methyl Dimethylsulfamate;
    [catalogue_number] => PA 20 41520
    [category_ids] => ,91,78,70,82,
    [chemical_name] => 
    [weight] => 367.42
    [form] => C14H25NO8S
    [cas] => 106881-33-8
    [pslug] => 106881-33-8-3as-5ar-8ar-8bs-2-2-7-7-tetramethyltetrahydro-3ah-bis-1-3-dioxolo-4-5-b-4-5-d-pyran-3a-yl-methyl-dimethylsulfamate;-pa2041520
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PA 20 41520

((3aS,5aR,8aR,8bS)-2,2,7,7-Tetramethyltetrahydro-3aH-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-3a-yl)methyl Dimethylsulfamate;

  • Catalogue No.:PA 20 41520

  • CAS :

    106881-33-8

  • Molecular Formula : C14H25NO8S

  • Molecular Weight : 367.42

Enquire
Details 
stdClass Object
(
    [pname] => N-Methyl Topiramate
    [catalogue_number] => PA 20 41530
    [category_ids] => ,91,78,70,82,
    [chemical_name] => 
    [weight] => 353.39
    [form] => C13H23NO8S
    [cas] => 97240-80-7
    [pslug] => 97240-80-7-n-methyl-topiramate-pa2041530
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PA 20 41530

N-Methyl Topiramate

  • Catalogue No.:PA 20 41530

  • CAS :

    97240-80-7

  • Molecular Formula : C13H23NO8S

  • Molecular Weight : 353.39

Enquire
Details 
stdClass Object
(
    [pname] => Topiramate Azidosulfate
    [catalogue_number] => PA 20 41540
    [category_ids] => ,91,75,78,70,82,
    [chemical_name] => 
    [weight] => 365.36
    [form] => C12H19N3O8S
    [cas] => 106881-35-0
    [pslug] => 106881-35-0-topiramate-azidosulfate-pa2041540
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PA 20 41540

Topiramate Azidosulfate

  • Catalogue No.:PA 20 41540

  • CAS :

    106881-35-0

  • Molecular Formula : C12H19N3O8S

  • Molecular Weight : 365.36

Enquire
Details 
stdClass Object
(
    [pname] => Topiramate Didesacetal Impurity
    [catalogue_number] => PA 20 41550
    [category_ids] => ,91,78,70,82,
    [chemical_name] => 
    [weight] => 259.23
    [form] => C6H13NO8S
    [cas] => 106881-42-9
    [pslug] => 106881-42-9-topiramate-didesacetal-impurity-pa2041550
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PA 20 41550

Topiramate Didesacetal Impurity

  • Catalogue No.:PA 20 41550

  • CAS :

    106881-42-9

  • Molecular Formula : C6H13NO8S

  • Molecular Weight : 259.23

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Details 
stdClass Object
(
    [pname] => 2,3:4,5-bis-O-(1-Methylethylidene)-1-chlorosulfate-β-D-Fructopyranose
    [catalogue_number] => PA 20 41560
    [category_ids] => ,91,71,70,78,70,82,88,
    [chemical_name] => 
    [weight] => 358.79
    [form] => C12H19ClO8S
    [cas] => 150609-95-3
    [pslug] => 150609-95-3-2-3-4-5-bis-o-1-methylethylidene-1-chlorosulfate-beta-d-fructopyranose-pa2041560
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PA 20 41560

2,3:4,5-bis-O-(1-Methylethylidene)-1-chlorosulfate-β-D-Fructopyranose

  • Catalogue No.:PA 20 41560

  • CAS :

    150609-95-3

  • Molecular Formula : C12H19ClO8S

  • Molecular Weight : 358.79

Enquire
Details 
stdClass Object
(
    [pname] => Topiramate-d12
    [catalogue_number] => PA STI 083880
    [category_ids] => ,91,78,70,82,98,
    [chemical_name] => 
    [weight] => 351.44
    [form] => C12H9D12NO8S
    [cas] => 1279037-95-4
    [pslug] => 1279037-95-4-topiramate-d12-pasti083880
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PA STI 083880

Topiramate-d12

  • Catalogue No.:PA STI 083880

  • CAS :

    1279037-95-4

  • Molecular Formula : C12H9D12NO8S

  • Molecular Weight : 351.44

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Details 
stdClass Object
(
    [pname] => ((3aR,6S,7S,7aR)-6,7-Dihydroxy-2,2-dimethyltetrahydro-3aH-[1,3]dioxolo[4,5-b]pyran-3a-yl)methyl Sulfamate
    [catalogue_number] => PA 20 41580
    [category_ids] => ,91,78,70,82,
    [chemical_name] => 
    [weight] => 299.29
    [form] => C9H17NO8S
    [cas] => 152192-21-7
    [pslug] => 152192-21-7-3ar-6s-7s-7ar-6-7-dihydroxy-2-2-dimethyltetrahydro-3ah-1-3-dioxolo-4-5-b-pyran-3a-yl-methyl-sulfamate-pa2041580
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PA 20 41580

((3aR,6S,7S,7aR)-6,7-Dihydroxy-2,2-dimethyltetrahydro-3aH-[1,3]dioxolo[4,5-b]pyran-3a-yl)methyl Sulfamate

  • Catalogue No.:PA 20 41580

  • CAS :

    152192-21-7

  • Molecular Formula : C9H17NO8S

  • Molecular Weight : 299.29

Enquire
Details 
stdClass Object
(
    [pname] => ((3aR,5aS,8aS,8bR)-2,2,7,7-Tetramethyltetrahydro-3aH-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-3a-yl)methyl ((((3aR,5aS,8aS,8bR)-2,2,7,7-tetramethyltetrahydro-3aH-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-3a-yl)methoxy)carbonyl)sulfamate
    [catalogue_number] => PA 20 41590
    [category_ids] => ,91,78,70,82,
    [chemical_name] => 
    [weight] => 621.7
    [form] => C27H43NO13S
    [cas] => NA
    [pslug] => 3ar-5as-8as-8br-2-2-7-7-tetramethyltetrahydro-3ah-bis-1-3-dioxolo-4-5-b-4-5-d-pyran-3a-yl-methyl-3ar-5as-8as-8br-2-2-7-7-tetramethyltetrahydro-3ah-bis-1-3-dioxolo-4-5-b-4-5-d-pyran-3a-yl-methoxy-carbonyl-sulfamate-pa2041590
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PA 20 41590

((3aR,5aS,8aS,8bR)-2,2,7,7-Tetramethyltetrahydro-3aH-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-3a-yl)methyl ((((3aR,5aS,8aS,8bR)-2,2,7,7-tetramethyltetrahydro-3aH-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-3a-yl)methoxy)carbonyl)sulfamate

  • Catalogue No.:PA 20 41590

  • CAS :

    NA

  • Molecular Formula : C27H43NO13S

  • Molecular Weight : 621.7

Enquire
Details 
stdClass Object
(
    [pname] => ((3aR,5aS,8aS,8bR)-2,2,7,7-Tetramethyltetrahydro-3aH-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-3a-yl)methyl (diethylcarbamoyl)sulfamate
    [catalogue_number] => PA 20 41600
    [category_ids] => ,91,78,70,82,
    [chemical_name] => 
    [weight] => 438.49
    [form] => C17H30N2O9S
    [cas] => NA
    [pslug] => 3ar-5as-8as-8br-2-2-7-7-tetramethyltetrahydro-3ah-bis-1-3-dioxolo-4-5-b-4-5-d-pyran-3a-yl-methyl-diethylcarbamoyl-sulfamate-pa2041600
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PA 20 41600

((3aR,5aS,8aS,8bR)-2,2,7,7-Tetramethyltetrahydro-3aH-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-3a-yl)methyl (diethylcarbamoyl)sulfamate

  • Catalogue No.:PA 20 41600

  • CAS :

    NA

  • Molecular Formula : C17H30N2O9S

  • Molecular Weight : 438.49

Enquire
Details 
stdClass Object
(
    [pname] => ((3aS,5aR,8aR,8bS)-2,2,7,7-Tetramethyltetrahydro-3aH-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-3a-yl)methyl (((3aS,5aR,8aR,8bS)-2,2,7,7-tetramethyltetrahydro-3aH-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-3a-yl)methyl)sulfamate
    [catalogue_number] => PA 20 41610
    [category_ids] => ,91,78,70,82,
    [chemical_name] => 
    [weight] => 581.63
    [form] => C24H39NO13S
    [cas] => NA
    [pslug] => 3as-5ar-8ar-8bs-2-2-7-7-tetramethyltetrahydro-3ah-bis-1-3-dioxolo-4-5-b-4-5-d-pyran-3a-yl-methyl-3as-5ar-8ar-8bs-2-2-7-7-tetramethyltetrahydro-3ah-bis-1-3-dioxolo-4-5-b-4-5-d-pyran-3a-yl-methyl-sulfamate-pa2041610
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PA 20 41610

((3aS,5aR,8aR,8bS)-2,2,7,7-Tetramethyltetrahydro-3aH-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-3a-yl)methyl (((3aS,5aR,8aR,8bS)-2,2,7,7-tetramethyltetrahydro-3aH-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-3a-yl)methyl)sulfamate

  • Catalogue No.:PA 20 41610

  • CAS :

    NA

  • Molecular Formula : C24H39NO13S

  • Molecular Weight : 581.63

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Details 
stdClass Object
(
    [pname] => ((3aR,5aS,8aS,8bS)-5-Chloro-2,2,7,7-tetramethyltetrahydro-3aH-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-3a-yl)methyl sulfamate
    [catalogue_number] => PA 20 0411004
    [category_ids] => ,91,78,70,82,
    [chemical_name] => 
    [weight] => 373.8
    [form] => C12H20ClNO8S
    [cas] => NA
    [pslug] => 3ar-5as-8as-8bs-5-chloro-2-2-7-7-tetramethyltetrahydro-3ah-bis-1-3-dioxolo-4-5-b-4-5-d-pyran-3a-yl-methyl-sulfamate-pa200411004
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PA 20 0411004

((3aR,5aS,8aS,8bS)-5-Chloro-2,2,7,7-tetramethyltetrahydro-3aH-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-3a-yl)methyl sulfamate

  • Catalogue No.:PA 20 0411004

  • CAS :

    NA

  • Molecular Formula : C12H20ClNO8S

  • Molecular Weight : 373.8

Enquire
Details 
stdClass Object
(
    [pname] => (R)-Chloro((3aR,5aR,8aR,8bS)-2,2,7,7-tetramethyltetrahydro-3aH-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-3a-yl)methyl sulfamate
    [catalogue_number] => PA 20 0411005
    [category_ids] => ,91,78,70,82,
    [chemical_name] => 
    [weight] => 373.8
    [form] => C12H20ClNO8S
    [cas] => NA
    [pslug] => r-chloro-3ar-5ar-8ar-8bs-2-2-7-7-tetramethyltetrahydro-3ah-bis-1-3-dioxolo-4-5-b-4-5-d-pyran-3a-yl-methyl-sulfamate-pa200411005
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PA 20 0411005

(R)-Chloro((3aR,5aR,8aR,8bS)-2,2,7,7-tetramethyltetrahydro-3aH-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-3a-yl)methyl sulfamate

  • Catalogue No.:PA 20 0411005

  • CAS :

    NA

  • Molecular Formula : C12H20ClNO8S

  • Molecular Weight : 373.8

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CPHI INDIA- 28, 30 November