Sildenafil Citrate-impurities | Pharmaffiliates

sildenafil citrate

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.

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    [pname] => Sildenafil Citrate (1612561)
    [catalogue_number] => PA USP1612561
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    [chemical_name] => 
    [weight] => NA
    [form] => NA
    [cas] => 171599-83-0
    [pslug] => 171599-83-0-sildenafil-citrate-1612561-pausp1612561
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Sildenafil Citrate (1612561)


  • Catalogue No.:PA USP1612561

  • CAS :

    171599-83-0

  • Molecular Formula : NA

  • Molecular Weight : NA

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    [pname] => Sildenafil Related Compound A  (5-[2-Ethoxy-5-[(4-methylpiperazin-1-yl)sulfonyl]phenyl]-1-methyl-3-( (1612685)
    [catalogue_number] => PA USP1612685
    [category_ids] => ,149,
    [chemical_name] => 
    [weight] => NA
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    [pslug] => sildenafil-related-compound-a-5-2-ethoxy-5-4-methylpiperazin-1-yl-sulfonyl-phenyl-1-methyl-3-1612685-pausp1612685
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Sildenafil Related Compound A (5-[2-Ethoxy-5-[(4-methylpiperazin-1-yl)sulfonyl]phenyl]-1-methyl-3-( (1612685)


  • Catalogue No.:PA USP1612685

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA