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Allopurinol USP Impurity

N° de SZ CAT SZ-A074009
Número CAS NA
Mol.F. C12H14N4O4
Peso Molecular 278.3
Status de Fatura Custom Synthesis


Nome Químico: Ethyl-(E/Z)-3-(2-carbethoxy-2-cyanoethenyl)amino-1H-pyrazole-4-carboxylate (as per USP)

Sorrisos: CCOC(C1=C(N/C=C(C#N)\C(OCC)=O)NN=C1)=O.CCOC(C2=C(N/C=C(C(OCC)=O)\C#N)NN=C2)=O

Inchi: InChI=1S/C17H16ClNO/c1-19-9-14-12-4-2-3-5-16(12)20-17-7-6-11(18)8-13(17)15(14)10-19/h2-8,14-15H,9-10H2,1H3/t14-,15-/m0/s1

Automated fluorimetric determination of the genotoxic impurity hydrazine in allopurinol pharmaceuticals using zone fluidics and on-line solid phase extraction
Paraskevas D. Tzanavaras a,∗, Stefanos Themistokleous a, Constantinos K. Zacharis
Journal of Pharmaceutical and Biomedical Analysis 177 (2020) 112887
 
A Validated Stability Indicating RP-UPLC Method for the Quantitative Determination of Potential Impurities of Allopurinol
Sajan PG*1, Rohith T1, Santosh Patil2, Mantelingu K3, Rangappa K S3, Kumara M N
Am. J. Pharm Health Res 2014;2(10)
 
Development Of A Stability Indicating RP-RRLC Method For Determination Of Allopurinol And Its Degradation Products In Solid Oral Dosage
Sukhdev Singh1*, Zakir Gadhawala
Int.J.PharmTech Res.2013,5(1), pp 44-53