Chemical Name: 6β-Hydroxy-3-oxo-19-nor-17α-pregn-4-en-20-yn-17-yl acetate (as per EP)
Synonym: Norethindrone Acetate 6-beta-Hydroxy Impurity
Smiles: O=C1CC[C@@]2([H])C([C@H](O)C[C@]3([H])[C@]2([H])CC[C@@]4(C)[C@@]3([H])CC[C@]4(C#C)OC(C)=O)=C1
Inchi: InChI=1S/C22H30O4/c1-13(23)22(26-14(2)24)11-9-20-19-6-4-15-12-16(25)5-7-17(15)18(19)8-10-21(20,22)3/h12,17-20H,4-11H2,1-3H3/t17-,18+,19+,20-,21-,22+/m0/s1
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
Norethindrone acetate (NA) and ethynyl estradiol (EE) related oxidative transformation products in stability samples of formulated drug product: synthesis of authentic references
By Ekhato, I. Victor; Hurley, Tim; Lovdahl, Michael; Revitte, T. J.; Guo, Luyi; Huang, Yun; Clipper, Scott; Colson, Charles
From Steroids (2002), 67(3,4), 165-174