Istradefylline used as an add-on treatment to levodopa/carbidopa in adults with Parkinson's disease experiencing "off" episodes. It is sold under the brand name Nourianz. Reference standards of Istradefylline API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
stdClass Object ( [pname] => 4-Desmethyl Istradefylline-d3,13C [catalogue_number] => PA STI 028270 [category_ids] => ,80,71,78,70,82,98, [chemical_name] => [weight] => 374.41 [form] => C1813CH19D3N4O4 [cas] => NA [pslug] => 4-desmethyl-istradefylline-d3-13c-pasti028270 [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 028270
CAS :
Molecular Formula : C1813CH19D3N4O4
Molecular Weight : 374.41
stdClass Object ( [pname] => Istradefylline - API Standards [catalogue_number] => PA 09 1360000 [category_ids] => ,76,78,70,82, [chemical_name] => [weight] => 384.44 [form] => C20H24N4O4 [cas] => 155270-99-8 [pslug] => 155270-99-8-istradefylline-api-pa091360000 [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 09 1360000
Molecular Formula : C20H24N4O4
Molecular Weight : 384.44
stdClass Object ( [pname] => 8,8'-((1R,2R,3S,4S)-2,4-Bis(3,4-dimethoxyphenyl)cyclobutane-1,3-diyl)bis(1,3-diethyl-7-methyl-3,7-dihydro-1H-purine-2,6-dione) [catalogue_number] => PA 09 1361000 [category_ids] => ,76,78,70,82, [chemical_name] => [weight] => 768.87 [form] => C40H48N8O8 [cas] => 702697-27-6 [pslug] => 702697-27-6-8-8-1r-2r-3s-4s-2-4-bis-3-4-dimethoxyphenyl-cyclobutane-1-3-diyl-bis-1-3-diethyl-7-methyl-3-7-dihydro-1h-purine-2-6-dione-pa091361000 [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 09 1361000
Molecular Formula : C40H48N8O8
Molecular Weight : 768.87
stdClass Object ( [pname] => (E)-8-(3,4-Dimethoxystyryl)-1,3-diethyl-3,7-dihydro-1H-purine-2,6-dione [catalogue_number] => PA 09 1361001 [category_ids] => ,76,78,70,82, [chemical_name] => [weight] => 370.41 [form] => C19H22N4O4 [cas] => 155270-98-7 [pslug] => 155270-98-7-e-8-3-4-dimethoxystyryl-1-3-diethyl-3-7-dihydro-1h-purine-2-6-dione-pa091361001 [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 09 1361001
Molecular Formula : C19H22N4O4
Molecular Weight : 370.41
stdClass Object ( [pname] => (E)-8-(3,4-Dimethoxystyryl)-1,3,7-triethyl-3,7-dihydro-1H-purine-2,6-dione [catalogue_number] => PA 09 1361002 [category_ids] => ,76,78,70,82, [chemical_name] => [weight] => 398.46 [form] => C21H26N4O4 [cas] => NA [pslug] => e-8-3-4-dimethoxystyryl-1-3-7-triethyl-3-7-dihydro-1h-purine-2-6-dione-pa091361002 [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 09 1361002
Molecular Formula : C21H26N4O4
Molecular Weight : 398.46
stdClass Object ( [pname] => (Z)-8-(3,4-Dimethoxystyryl)-1,3-diethyl-7-methyl-3,7-dihydro-1H-purine-2,6-dione [catalogue_number] => PA 09 1361003 [category_ids] => ,76,78,70,82, [chemical_name] => [weight] => 384.44 [form] => C20H24N4O4 [cas] => 606080-73-3 [pslug] => 606080-73-3-z-8-3-4-dimethoxystyryl-1-3-diethyl-7-methyl-3-7-dihydro-1h-purine-2-6-dione-pa091361003 [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 09 1361003
stdClass Object ( [pname] => 5,6-Diamino-1,3-diethylpyrimidine-2,4(1H,3H)-dione Hydrochloride [catalogue_number] => PA 09 1361004 [category_ids] => ,76,78,70,82, [chemical_name] => [weight] => 234.68 [form] => C8H15ClN4O2 [cas] => 1785764-26-2 [pslug] => 1785764-26-2-5-6-diamino-1-3-diethylpyrimidine-2-4-1h-3h-dione-hydrochloride-pa091361004 [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 09 1361004
Molecular Formula : C8H15ClN4O2
Molecular Weight : 234.68
stdClass Object ( [pname] => (E)-N-(6-Amino-1,3-diethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)-3-(3,4-dimethoxyphenyl)acrylamide [catalogue_number] => PA 09 1361005 [category_ids] => ,76,78,70,82, [chemical_name] => [weight] => 388.42 [form] => C19H24N4O5 [cas] => 187393-68-6 [pslug] => 187393-68-6-e-n-6-amino-1-3-diethyl-2-4-dioxo-1-2-3-4-tetrahydropyrimidin-5-yl-3-3-4-dimethoxyphenyl-acrylamide-pa091361005 [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 09 1361005
Molecular Formula : C19H24N4O5
Molecular Weight : 388.42
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