sildenafil
Sildenafil is used for the treatment of erectile dysfunction and pulmonary arterial hypertension. It is sold under the brand name of Viagra. 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 API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
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[pname] => O-Desethyl-O-propyl Methisosildenafil-d4
[catalogue_number] => PA STI 027470
[category_ids] => ,70,71,74,78,80,82,98,
[chemical_name] =>
[weight] => 506.65
[form] => C24H30D4N6O4S
[cas] => 2124278-11-9
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O-Desethyl-O-propyl Methisosildenafil-d4
Catalogue No.:PA STI 027470
Molecular Formula : C24H30D4N6O4S
Molecular Weight : 506.65
stdClass Object
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[pname] => Desmethyl Thiosildenafil-d8
[catalogue_number] => PA STI 028770
[category_ids] => ,74,71,78,70,82,88,98,
[chemical_name] =>
[weight] => 484.66
[form] => C21H20D8N6O3S2
[cas] => 1215321-44-0
[pslug] => 1215321-44-0-desmethyl-thiosildenafil-d8-pasti028770
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Desmethyl Thiosildenafil-d8
Catalogue No.:PA STI 028770
Molecular Formula : C21H20D8N6O3S2
Molecular Weight : 484.66
stdClass Object
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[pname] => Propoxyphenyl-thiosildenafil-d8
[catalogue_number] => PA STI 075440
[category_ids] => ,74,71,98,78,70,82,88,
[chemical_name] =>
[weight] => 512.72
[form] => C23H24D8N6O3S2
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[pslug] => propoxyphenyl-thiosildenafil-d8-pasti075440
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Propoxyphenyl-thiosildenafil-d8
Catalogue No.:PA STI 075440
Molecular Formula : C23H24D8N6O3S2
Molecular Weight : 512.72
stdClass Object
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[pname] => Thiosildenafil-d3
[catalogue_number] => PA STI 082870
[category_ids] => ,74,71,78,70,82,88,98,
[chemical_name] =>
[weight] => 493.66
[form] => C22H27D3N6O3S2
[cas] => 1216671-11-2
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Catalogue No.:PA STI 082870
Molecular Formula : C22H27D3N6O3S2
Molecular Weight : 493.66
