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 - Impurity B [catalogue_number] => PA 20 41020 [category_ids] => ,76,75,78,70,82,88, [chemical_name] => [weight] => 438.49 [form] => C17H30N2O9S [cas] => 876403-98-4 [pslug] => 876403-98-4-topiramate-impurity-b-pa2041020 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 20 41020
CAS :
Molecular Formula : C17H30N2O9S
Molecular Weight : 438.49
stdClass Object ( [pname] => Topiramate - Impurity C [catalogue_number] => PA 20 41030 [category_ids] => 70,75,76,78,82 [chemical_name] => [weight] => 299.30 [form] => C9H17NO8S [cas] => 106881-41-8 [pslug] => 106881-41-8-topiramate-impurity-c-pa2041030 [latest_product] => 1 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 20 41030
Molecular Formula : C9H17NO8S
Molecular Weight : 299.30
stdClass Object ( [pname] => Topiramate - Impurity D [catalogue_number] => PA 20 41040 [category_ids] => ,76,75,78,70,82,88, [chemical_name] => [weight] => 625.64 [form] => C25H39NO15S [cas] => 950603-46-0 [pslug] => 950603-46-0-topiramate-impurity-d-pa2041040 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 20 41040
Molecular Formula : C25H39NO15S
Molecular Weight : 625.64
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 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 20 41540
Molecular Formula : C12H19N3O8S
Molecular Weight : 365.36
stdClass Object ( [pname] => 2,3-Desisopropylidene Topiramate [catalogue_number] => PA 20 41570 [category_ids] => ,76,75,78,70,82, [chemical_name] => [weight] => 299.3 [form] => C9H17NO8S [cas] => 851957-35-2 [pslug] => 851957-35-2-2-3-desisopropylidene-topiramate-pa2041570 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 20 41570
Molecular Weight : 299.3
stdClass Object ( [pname] => (3aS,6R,7R,7aS)-3a-(Hydroxymethyl)-2,2-dimethyltetrahydro-5H-[1,3]dioxolo[4,5-b]pyran-6,7-diol [catalogue_number] => PA 20 0411000 [category_ids] => ,78,75,70,76,82, [chemical_name] => [weight] => 220.22 [form] => C9H16O6 [cas] => 58238-46-3 [pslug] => 58238-46-3-3as-6r-7r-7as-3a-hydroxymethyl-2-2-dimethyltetrahydro-5h-1-3-dioxolo-4-5-b-pyran-6-7-diol-pa200411000 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 20 0411000
Molecular Formula : C9H16O6
Molecular Weight : 220.22
stdClass Object ( [pname] => 4,5-O-(1-Methylethylidene)-β-D-fructopyranose [catalogue_number] => PA 20 0411001 [category_ids] => ,78,75,70,76,82, [chemical_name] => [weight] => 220.22 [form] => C9H16O6 [cas] => 912456-61-2 [pslug] => 912456-61-2-4-5-o-1-methylethylidene-beta-d-fructopyranose-pa200411001 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 20 0411001
stdClass Object ( [pname] => Topiramate 13C6 [catalogue_number] => PA STI 088798 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 345.31 [form] => C613C6H21NO8S [cas] => 1217455-55-4 [pslug] => 1217455-55-4-topiramate-13c6 -pasti088798 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA STI 088798
Molecular Formula : C613C6H21NO8S
Molecular Weight : 345.31
stdClass Object ( [pname] => ((3aS,5aS,8aR,8bS)-2,2,7,7-Tetramethylhexahydrocyclopenta[d][1,3]dioxolo[4,5-b]pyran-3a(5H)-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)methoxy)carbonyl)sulfamate [catalogue_number] => PA 20 0411002 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 621.7 [form] => C27H43NO13S [cas] => NA [pslug] => 3as-5as-8ar-8bs-2-2-7-7-tetramethylhexahydrocyclopenta-d-1-3-dioxolo-4-5-b-pyran-3a-5h-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-methoxy-carbonyl-sulfamate-pa200411002 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 20 0411002
Molecular Formula : C27H43NO13S
Molecular Weight : 621.7
stdClass Object ( [pname] => Topiramate (IPRS/32/18) - from IPC [catalogue_number] => PA IPRS 32 18 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => NA [form] => NA [cas] => NA [pslug] => topiramate-iprs-32-18-from-ipc-paiprs3218 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA IPRS 32 18
Molecular Formula : NA
Molecular Weight : NA
stdClass Object ( [pname] => N-Ethyl Topiramate [catalogue_number] => PA 20 0411003 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 367.41 [form] => C14H25NO8S [cas] => 205248-77-7 [pslug] => 205248-77-7-n-ethyl-topiramate-pa200411003 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 20 0411003
Molecular Formula : C14H25NO8S
Molecular Weight : 367.41
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