Tadalafil is used to treat male erectile dysfunction. It is marketed worldwide under the brand name Cialis. Tadalafil is an orally administered drug.Reference standards of Tadalafil API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
stdClass Object ( [pname] => 2'-Oxo Tadalafil [catalogue_number] => PA 20 02520 [category_ids] => ,71,75,78,70,82, [chemical_name] => [weight] => 403.39 [form] => C22H17N3O5 [cas] => 1346602-17-2 [pslug] => 1346602-17-2-2-oxo-tadalafil-pa2002520 [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 02520
CAS :
Molecular Formula : C22H17N3O5
Molecular Weight : 403.39
stdClass Object ( [pname] => Tadalafil Epoxide [catalogue_number] => PA 20 02530 [category_ids] => ,71,75,78,70,82, [chemical_name] => [weight] => 405.4 [form] => C22H19N3O5 [cas] => NA [pslug] => tadalafil-epoxide-pa2002530 [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 02530
Molecular Formula : C22H19N3O5
Molecular Weight : 405.4
stdClass Object ( [pname] => N-Butyl Nortadalafil [catalogue_number] => PA 20 02540 [category_ids] => ,79,80,69,71,81,78,70,82, [chemical_name] => [weight] => 431.48 [form] => C25H25N3O4 [cas] => 171596-31-9 [pslug] => 171596-31-9-n-butyl-nortadalafil-pa2002540 [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 02540
Molecular Formula : C25H25N3O4
Molecular Weight : 431.48
stdClass Object ( [pname] => (1S,3R)-1-Benzo[1,3]dioxol-5-yl-2-(2-chloro-acetyl)-2,3,4,9-tetrahydro-1H-b-carboline-3-carboxylic Acid Methyl Ester [catalogue_number] => PA 20 02600 [category_ids] => ,80,71,100,81,78,70,82, [chemical_name] => [weight] => 426.85 [form] => C22H19ClN2O5 [cas] => 629652-40-0 [pslug] => 629652-40-0-1s-3r-1-benzo-1-3-dioxol-5-yl-2-2-chloro-acetyl-2-3-4-9-tetrahydro-1h-b-carboline-3-carboxylic-acid-methyl-ester-pa2002600 [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 02600
Molecular Formula : C22H19ClN2O5
Molecular Weight : 426.85
stdClass Object ( [pname] => Tadalafil and Lactose Mixture [catalogue_number] => PA 20 02640 [category_ids] => ,70,71,75,78,80,82,91, [chemical_name] => [weight] => 731.7 [form] => C34H41N3O15 [cas] => NA [pslug] => tadalafil-and-lactose-mixture-pa2002640 [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 02640
Molecular Formula : C34H41N3O15
Molecular Weight : 731.7
stdClass Object ( [pname] => 5-(1,3-Benzodioxol-5-yl)-1-piperidin-1-ylpentan-1-one [catalogue_number] => PA 20 02650 [category_ids] => ,80,71,78,70,82,75, [chemical_name] => [weight] => 289.36 [form] => C17H23NO3 [cas] => 23434-88-0 [pslug] => 23434-88-0-5-1-3-benzodioxol-5-yl-1-piperidin-1-ylpentan-1-one-pa2002650 [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 02650
Molecular Formula : C17H23NO3
Molecular Weight : 289.36
stdClass Object ( [pname] => (6R)-6-(Benzo[d][1,3]dioxol-5-yl)-2-methyl-7-((3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)-2,3,12,12a-tetrahydropyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4(6H,7H)-dione [catalogue_number] => PA 20 02660 [category_ids] => ,80,71,78,70,82,75, [chemical_name] => [weight] => 551.54 [form] => C28H29N3O9 [cas] => NA [pslug] => 6r-6-benzo-d-1-3-dioxol-5-yl-2-methyl-7-3r-4s-5r-6r-3-4-5-trihydroxy-6-hydroxymethyl-tetrahydro-2h-pyran-2-yl-2-3-12-12a-tetrahydropyrazino-1-2-1-6-pyrido-3-4-b-indole-1-4-6h-7h-dione-pa2002660 [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 02660
Molecular Formula : C28H29N3O9
Molecular Weight : 551.54
stdClass Object ( [pname] => (6R)-6-(Benzo[d][1,3]dioxol-5-yl)-7-((3R,4S,6R)-3,4-bis(2-hydroxypropoxy)-6-((2-hydroxypropoxy)methyl)-5-(((3R,4S,5S,6R)-3,4,5-tris(2-hydroxypropoxy)-6-((2-hydroxypropoxy)methyl)tetrahydro-2H-pyran-2-yl)oxy)tetrahydro-2H-pyran-2-yl)-2-methyl-2,3,12,12a-tetrahydropyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4(6H,7H)-dione [catalogue_number] => PA 20 02670 [category_ids] => ,80,71,78,70,82,75, [chemical_name] => [weight] => 1120.24 [form] => C55H81N3O21 [cas] => NA [pslug] => 6r-6-benzo-d-1-3-dioxol-5-yl-7-3r-4s-6r-3-4-bis-2-hydroxypropoxy-6-2-hydroxypropoxy-methyl-5-3r-4s-5s-6r-3-4-5-tris-2-hydroxypropoxy-6-2-hydroxypropoxy-methyl-tetrahydro-2h-pyran-2-yl-oxy-tetrahydro-2h-pyran-2-yl-2-methyl-2-3-12-12a-tetrahydropyrazino-1-2-1-6-pyrido-3-4-b-indole-1-4-6h-7h-dione-pa2002670 [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 02670
Molecular Formula : C55H81N3O21
Molecular Weight : 1120.24
stdClass Object ( [pname] => (6R)-6-(Benzo[d][1,3]dioxol-5-yl)-2-methyl-7-((3R,4S,5S,6R)-3,4,5-tris(2-hydroxypropoxy)-6-((2-hydroxypropoxy)methyl)tetrahydro-2H-pyran-2-yl)-2,3,12,12a-tetrahydropyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4(6H,7H)-dione [catalogue_number] => PA 20 02680 [category_ids] => ,80,71,78,70,82,75, [chemical_name] => [weight] => 783.86 [form] => C40H53N3O13 [cas] => NA [pslug] => 6r-6-benzo-d-1-3-dioxol-5-yl-2-methyl-7-3r-4s-5s-6r-3-4-5-tris-2-hydroxypropoxy-6-2-hydroxypropoxy-methyl-tetrahydro-2h-pyran-2-yl-2-3-12-12a-tetrahydropyrazino-1-2-1-6-pyrido-3-4-b-indole-1-4-6h-7h-dione-pa2002680 [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 02680
Molecular Formula : C40H53N3O13
Molecular Weight : 783.86
stdClass Object ( [pname] => (6R)-6-(benzo[d][1,3]dioxol-5-yl)-2,7-dimethyl-2,3,12,12a-tetrahydropyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4(6H,7H)-dione [catalogue_number] => PA 20 02690 [category_ids] => ,80,71,78,70,82,75, [chemical_name] => [weight] => 403.43 [form] => C23H21N3O4 [cas] => NA [pslug] => 6r-6-benzo-d-1-3-dioxol-5-yl-2-7-dimethyl-2-3-12-12a-tetrahydropyrazino-1-2-1-6-pyrido-3-4-b-indole-1-4-6h-7h-dione-pa2002690 [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 02690
Molecular Formula : C23H21N3O4
Molecular Weight : 403.43
stdClass Object ( [pname] => (6R)-6-(Benzo[d][1,3]dioxol-5-yl)-7-(hydroxymethyl)-2-methyl-2,3,12,12a-tetrahydropyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4(6H,7H)-dione [catalogue_number] => PA 20 02700 [category_ids] => ,80,71,78,70,82,75, [chemical_name] => [weight] => 419.43 [form] => C23H21N3O5 [cas] => NA [pslug] => 6r-6-benzo-d-1-3-dioxol-5-yl-7-hydroxymethyl-2-methyl-2-3-12-12a-tetrahydropyrazino-1-2-1-6-pyrido-3-4-b-indole-1-4-6h-7h-dione-pa2002700 [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 02700
Molecular Formula : C23H21N3O5
Molecular Weight : 419.43
stdClass Object ( [pname] => (6R)-6-(Benzo[d][1,3]dioxol-5-yl)-7-(hydroxy(5-(hydroxymethyl)furan-2-yl)methyl)-2-methyl-2,3,12,12a-tetrahydropyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4(6H,7H)-dione [catalogue_number] => PA 20 02710 [category_ids] => ,80,71,78,70,82,75, [chemical_name] => [weight] => 515.51 [form] => C28H25N3O7 [cas] => NA [pslug] => 6r-6-benzo-d-1-3-dioxol-5-yl-7-hydroxy-5-hydroxymethyl-furan-2-yl-methyl-2-methyl-2-3-12-12a-tetrahydropyrazino-1-2-1-6-pyrido-3-4-b-indole-1-4-6h-7h-dione-pa2002710 [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 02710
Molecular Formula : C28H25N3O7
Molecular Weight : 515.51
stdClass Object ( [pname] => N-Butyl Nortadalafil-d9 [catalogue_number] => PA STI 016650 [category_ids] => ,69,71,81,78,70,82,98, [chemical_name] => [weight] => 440.54 [form] => C25H16D9N3O4 [cas] => NA [pslug] => n-butyl-nortadalafil-d9-pasti016650 [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 016650
Molecular Formula : C25H16D9N3O4
Molecular Weight : 440.54
stdClass Object ( [pname] => N-Octyl Nortadalafil-d17 [catalogue_number] => PA STI 069740 [category_ids] => ,69,71,81,98,78,70,82, [chemical_name] => [weight] => 504.69 [form] => C29H16D17N3O4 [cas] => NA [pslug] => n-octyl-nortadalafil-d17-pasti069740 [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 069740
Molecular Formula : C29H16D17N3O4
Molecular Weight : 504.69
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