A citrate salt of Sildenafil sold under the brand name of Viagra. Sildenafil is used for the treatment of erectile dysfunction and pulmonary arterial hypertension. Sildenafil inhibits an enzyme cGMP-specific phosphodiesterase type 5 that promotes degradation of cGMP, which regulates blood flow in the penis.Reference standards of Sildenafil Citrate API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
stdClass Object ( [pname] => Sildenafil Chloro Impurity [catalogue_number] => PA 19 09540 [category_ids] => ,80,92, [chemical_name] => [weight] => 184.62 [form] => C9H9ClO2 [cas] => 42926-52-3 [pslug] => 42926-52-3-sildenafil-chloro-impurity-pa1909540 [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 19 09540
CAS :
Molecular Formula : C9H9ClO2
Molecular Weight : 184.62
stdClass Object ( [pname] => (Z)-N'-(5-Chloro-4-methyl-2-propyl-1H-imidazol-1-yl)-2-ethoxy-5-((4-ethylpiperazin-1-yl)sulfonyl)benzimidamide [catalogue_number] => PA 19 09700 [category_ids] => ,71,78,70,82,79,92,80,88, [chemical_name] => [weight] => 497.05 [form] => C22H33ClN6O3S [cas] => NA [pslug] => z-n-5-chloro-4-methyl-2-propyl-1h-imidazol-1-yl-2-ethoxy-5-4-ethylpiperazin-1-yl-sulfonyl-benzimidamide-pa1909700 [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 19 09700
Molecular Formula : C22H33ClN6O3S
Molecular Weight : 497.05
stdClass Object ( [pname] => (Z)-N'-(5-Chloro-4-methyl-2-propyl-1H-imidazol-1-yl)-2-ethoxybenzimidamide [catalogue_number] => PA 19 09710 [category_ids] => ,71,78,70,82,79,92,80, [chemical_name] => [weight] => 320.82 [form] => C16H21ClN4O [cas] => NA [pslug] => z-n-5-chloro-4-methyl-2-propyl-1h-imidazol-1-yl-2-ethoxybenzimidamide-pa1909710 [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 19 09710
Molecular Formula : C16H21ClN4O
Molecular Weight : 320.82
stdClass Object ( [pname] => (E)-4-((2-Ethoxybenzylidene)amino)-1-methyl-3-propyl-1H-pyrazole-5-carboxamide [catalogue_number] => PA 19 09720 [category_ids] => ,71,78,70,82,88,79,92, [chemical_name] => [weight] => 314.38 [form] => C17H22N4O2 [cas] => 845302-49-0 [pslug] => 845302-49-0-e-4-2-ethoxybenzylidene-amino-1-methyl-3-propyl-1h-pyrazole-5-carboxamide-pa1909720 [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 19 09720
Molecular Formula : C17H22N4O2
Molecular Weight : 314.38
stdClass Object ( [pname] => 1-Methyl-4-nitroso-3-propyl-1H-pyrazole-5-carboxamide [catalogue_number] => PA 19 09740 [category_ids] => ,79,92,162, [chemical_name] => [weight] => 196.21 [form] => C8H12N4O2 [cas] => 732307-70-9 [pslug] => 732307-70-9-1-methyl-4-nitroso-3-propyl-1h-pyrazole-5-carboxamide-pa1909740 [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 19 09740
Molecular Formula : C8H12N4O2
Molecular Weight : 196.21
stdClass Object ( [pname] => 4-(Hydroxyamino)-1-methyl-3-propyl-1H-pyrazole-5-carboxamide [catalogue_number] => PA 19 09750 [category_ids] => ,79,92, [chemical_name] => [weight] => 198.23 [form] => C8H14N4O2 [cas] => 2512217-97-7 [pslug] => 2512217-97-7-4-hydroxyamino-1-methyl-3-propyl-1h-pyrazole-5-carboxamide-pa1909750 [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 19 09750
Molecular Formula : C8H14N4O2
Molecular Weight : 198.23
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