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Norethisterone EP Impurity B Dihydrochloride

SZ CAT No SZ-N012027
CAS No 888714-84-9
Mol.F. C18H24O2 : 2HCl
Mol.Wt. 272.4 : 2 (36.5)
Inv. Status Custom Synthesis
Rel. CAS No 734-32-7 (free base)

Chemical Name: Estr-4-ene-3,17-dione Dihydrochloride (as per EP); Estr-4-ene-3,17-dione Dihydrochloride (as per USP)

Smiles: O=C(C=C1CC[C@@]2([H])[C@]3([H])CC4)CC[C@]1([H])[C@@]2([H])CC[C@]3(C)C4=O.[2HCl]

Inchi: InChI=1S/C8H7NO4/c1-5-2-3-6(8(10)11)4-7(5)9(12)13/h2-4H,1H3,(H,10,11)

Method development and validation of norethindrone acetate assay and its related impurities in API and pharmaceutical formulation with ortogonal detector technques
By Satish, J.; Radhakrishnanand, P.; Babu, K. Surendra
From International Journal of Pharmacy and Pharmaceutical Sciences (2017), 9(12), 110-118
Reversed-​phase high-​performance liquid chromatographic determination of Norethindrone acetate and ethinyl estradiol in pharmaceutical formulation
By Koneru, Ajitha; Kimbahune, Ritu; Mubeen, G.; Lalitha, N.; Chakraborty, Krishnasis
From Indo American Journal of Pharmaceutical Research (2015), 5(6), 2442-2449
Development and validation of method for the determination of related substances of norethindrone in norethindrone tablets and degradation studies
By Murali Krishna, P.; Thirupathi Rao, B.; Kishore Kumar, R.; Venkateswarlu, P.
From International Journal of ChemTech Research (2011), 3(1), 143-148