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Sildenafil Acid Impurity

Sildenafil Acid Impurity

Product Description
CAT No.
ALN-S006029
CAS No.
139756-00-6
Mol. F.
C8H11N3O4
Mol. Wt.
213.2
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RFQ
Chemical Name : 1-Methyl-4-nitro-3-propyl-1H-pyrazole-5-carboxylic acid
Smiles : CN1N=C(CCC)C([N+]([O-])=O)=C1C(O)=O
Inchi : InChI=1S/C8H6F2O2/c9-6-2-1-5(3-8(11)12)7(10)4-6/h1-2,4H,3H2,(H,11,12)

Quantification of active pharmaceutical ingredient and impurities in sildenafil citrate obtained from the Internet

Michael A Veronin , Mohammad T Nutan , Uday Krishna Reddy DodlanTher Adv Drug Saf. 2014 Oct;5(5):180-9

Validated Methods for Determination of Sildenafil Citrate in The Presence of its Potential Impurities

A.E. El-Gindy , E. Shokry M. Farouk , L. Abd El-Aziz – J Biomed Sci and Res., Vol 2 (4), 2010,262-278

Validated LC method for sildenafil citrate related substances and its potential oxidative degradation product

A.Nageswari, P.Surya Prakash Rao, B.Gowri Sankar Rao, B.Satyanarayana , M.Saravanan , V.Ranga Reddy , Mukkanti – ACAIJ, 10(10) 2011 683-690

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