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Sildenafil Lactam Impurity

Sildenafil Lactam Impurity

Product Description
CAT No.
ALN-S006018
CAS No.
139756-21-1
Mol. F.
C17H20N4O2
Mol. Wt.
312.4
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RFQ
Chemical Name : 5-(2-Ethoxyphenyl)-1-methyl-3-propyl-1,6-dihydro-7H-pyrazole[4,3-d]pyrimidine-7-one
Smiles : O=C1C(N(C)N=C2CCC)=C2N=C(C3=CC=CC=C3OCC)N1
Inchi : InChI=1S/C9H12N4/c1-6(2)3-7-9-8(13-12-7)4-10-5-11-9/h4-6H,3H2,1-2H3,(H,12,13)

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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