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Allopurinol EP Impurity A

N° de SZ CAT SZ-A074016
Número CAS 5334-31-6
Mol.F. C4H6N4O
Peso Molecular 126.1
Status de Fatura Custom Synthesis
Rel. CAS No 27511-79-1 (sulfate salt)


Nome Químico: 5-Amino-1H-pyrazole-4-carboxamide (as per EP); 3-Amino-4-carboxamidopyrazole (as per USP)

Sinônimo: Allopurinol USP Related Compound A

Sorrisos: O=C(C1=C(N)NN=C1)N

Inchi: InChI=1S/C5H4N4O.H2O4S/c10-5-3-1-8-9-4(3)6-2-7-5;1-5(2,3)4/h1-2H,(H2,6,7,8,9,10);(H2,1,2,3,4)

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