Ethinylestradiol :
19-Nor-17α-pregna-1,3,5(10)-trien-20-yne-3,17-diol ; CAS : 57-63-6 ; C20H24O2 ; MW: 296.40 ;
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Ethinylestradiol Impurity A :
17β-Ethinylestradiol ; 17-epi-Ethynyl Estradiol ; 19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol ; CAS : 4717-38-8 ; C20H24O2 ; MW: 296.40 ; |
Ethinylestradiol Impurity B :
Ethinylestradiol�USP RC�B ; 9,11-Dehydro Ethynyl Estradiol ; 19-Nor-17α-pregna-1,3,5(10),9(11)-tetraen-20-yne-3,17-diol ; CAS : 1231-96-5 ; C20H22O2 ; MW: 294.39 ; |
Ethinylestradiol Impurity C:
Estrone ; 3-Hydroxyestra-1,3,5(10)-trien-17-one ; CAS : 53-16-7 ; C18H22O2 ; MW: 270.37 ; |
Ethinylestradiol Impurity D:
Estradiol ; Estra-1,3,5(10)-triene-3,17β-diol ; CAS : 50-28-2 ; C18H24O2 ; MW: 272.38 ; |
Ethinylestradiol Impurity E:
6α-Hydroxy-ethinylestradiol ; 19-Nor-17α-pregna-1,3,5(10)-trien-20-yne-3,6α,17-triol ; CAS : 27521-34-2 ; C20H24O3 ; MW: 312.4 ; |
Ethinylestradiol Impurity F:
6β-Hydroxy-ethinylestradiol ; 19-Nor-17α-pregna-1,3,5(10)-trien-20-yne-3,6β,17-triol ; CAS : 56324-28-8 ; C20H24O3 ; MW: 312.4 ; |
Ethinylestradiol Impurity G:
Ethinylestradiol�USP RC�A ; 6-Oxo-ethinylestradiol ; 3,17-Dihydroxy-19-nor-17α-pregna-1,3,5(10)-trien-20-yn-6-one ; CAS : 38002-18-5 ; C20H22O3 ; MW: 310.39 ; |
Ethinylestradiol Impurity H:
16-Oxo-ethinylestradiol ; 3,17-Dihydroxy-19-nor-17α-pregna-1,3,5(10)-trien-20-yn-16-one ; CAS : 1350468-76-6 ; C20H22O3 ; MW: 310.39 ; |
Ethinylestradiol Impurity I:
6,7-Dehydro Ethynyl Estradiol ; 19-Nor-17α-pregna-1,3,5(10),6-tetraen-20-yne-3,17-diol ; CAS : 67703-68-8 ; C20H22O2 ; MW: 294.39 ; |
Ethinylestradiol Impurity J:
1-Methyl Ethynyl Estradiol ; (17α)-1-Methyl-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol ; CAS : 15071-66-6 ; C21H26O2 ; MW: 310.43 ; |
Ethinylestradiol Impurity K:
4-Methyl Ethynyl Estradiol ; (17α)-4-Methyl-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol ; CAS : 155683-61-7 ; C21H26O2 ; MW: 310.43 ; |
Ethinylestradiol Impurity L:
17α-Estradiol ; Estra-1,3,5(10)-triene-3,17α-diol ; CAS : 57-91-0 ; C18H24O2 ; MW: 272.38 ; |
Ethinylestradiol Impurity M:
2-Methyl Ethynyl Estradiol ; (17α)-2-Methyl-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol ; CAS : 3240-39-9 ; C21H26O2 ; MW: 310.43 ; |