Estradiol is used to treat menopause symptoms such as hot flashes and vaginal changes, and to prevent osteoporosis in menopausal women. It is used as a medication. Reference standards of Estradiol API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
Estradiol 3-Enanthate
Catalogue No.:PA 05 45510
CAS :
Molecular Formula : C25H36O3
Molecular Weight : 384.56
6,7-Dehydro Estradiol
Catalogue No.:PA 05 45520
Molecular Formula : C18H22O2
Molecular Weight : 270.37
6α-Hydroxyestradiol
Catalogue No.:PA 05 45530
Molecular Formula : C18H24O3
Molecular Weight : 288.38
6β-Hydroxy 17β-Estradiol
Catalogue No.:PA 05 45540
Molecular Weight : 288.39
5'-Hydroxy Drospirenone
Catalogue No.:PA 05 45550
Molecular Formula : C24H32O3
Molecular Weight : 368.51
β-Estradiol 17-Acetate
Catalogue No.:PA 05 45560
Molecular Formula : C20H26O3
Molecular Weight : 314.42
Estradiol 3-Propyl Ether
Catalogue No.:PA 05 45570
Molecular Formula : C21H30O2
Molecular Weight : 314.46
3-O-Methyl Estradiol
Catalogue No.:PA 05 45580
Molecular Formula : C19H26O2
Molecular Weight : 286.41
17β-Estradiol Dimethyl Ether
Catalogue No.:PA 05 45590
Molecular Formula : C20H28O2
Molecular Weight : 300.44
6-Keto-17β-Estradiol
Catalogue No.:PA 05 45600
Molecular Formula : C18H22O3
Molecular Weight : 286.37
16-Keto 17β-Estradiol
Catalogue No.:PA 05 45610
4-Methyl Estradiol Enanthate Impurity
Catalogue No.:PA 05 20520
Molecular Formula : C26H38O3
Molecular Weight : 398.58
Delta-9(11)-Estradiol 17-Enanthate
Catalogue No.:PA 05 20530
Molecular Formula : C25H34O3
Molecular Weight : 382.54
17α-Estradiol 17-Valerate
Catalogue No.:PA 05 20540
Molecular Formula : C23H32O3
Molecular Weight : 356.5
2-Methyl Estradiol-d3
Catalogue No.:PA STI 061520
Molecular Formula : C19H23D3O2
Molecular Weight : 289.43
4-Methyl Estradiol-d3
Catalogue No.:PA STI 061530
3-O-Methyl Estradiol-d3
Catalogue No.:PA STI 061540
3-O-Methyl Estradiol-d5
Catalogue No.:PA STI 061550
Molecular Formula : C19H21D5O2
Molecular Weight : 291.44
3-O-Methyl 17β-Estradiol-d5 17-O-Tetrahydropyran (Mixture of Diastereomers)
Catalogue No.:PA STI 061560
Molecular Formula : C24H29D5O3
Molecular Weight : 375.56
3-O-Methyl 6-Hydroxy-17β-estradiol-d3 17-O-Tetrahydropyran
Catalogue No.:PA STI 062030
Molecular Formula : C24H31D3O4
Molecular Weight : 389.54
3-O-Methyl 6-Keto 17β-Estradiol-d2 17-O-Tetrahydropyran
Catalogue No.:PA STI 062370
Molecular Formula : C24H30D2O4
Molecular Weight : 386.52
2-Hydroxy-17β-estradiol-16,16,17-d5
Catalogue No.:PA STI 048770
Molecular Formula : C18H19D5O3
Molecular Weight : 293.41
4-Hydroxy-17β-estradiol-16,16,17-d5
Catalogue No.:PA STI 048780
16-Keto 17β-Estradiol-d5 (Major)
Catalogue No.:PA STI 055000
Molecular Formula : C18H17D5O3
Molecular Weight : 291.4
2-Methoxy-d3 17β-Estradiol
Catalogue No.:PA STI 059340
Molecular Formula : C19H23D3O3
Molecular Weight : 305.43
2-Methoxy 17β-Estradiol-16,16,17-d3
Catalogue No.:PA STI 059350
4-Methoxy-d3 17β-estradiol
Catalogue No.:PA STI 059360
4-Methoxy 17β-Estradiol-16,16,17-d3
Catalogue No.:PA STI 059370
2-(Methoxymethoxy)-1,3-propanediyl Dibenzoate-d5
Catalogue No.:PA STI 059500
Molecular Formula : C19H15D5O6
Molecular Weight : 349.39
[1S-(1α,3aβ,4β,7aα)]-4-[2-(2,5-Dihydroxyphenyl)ethyl]octahydro-1-hydroxy-7a-methyl-5H-inden-5-one
Catalogue No.:PA 05 45620
Molecular Formula : C18H24O4
Molecular Weight : 304.39
17β-Acetyl-estradiol 3-(Tri-O-acetyl-β-D-glucuronic Acid Methyl Ester)
Catalogue No.:PA 05 45630
Molecular Formula : C33H42O12
Molecular Weight : 630.68
17-O-Acetyl-3-O-methyl-6-oxo 17β-Estradiol
Catalogue No.:PA 05 45640
Molecular Formula : C21H26O4
Molecular Weight : 342.43
17-O-Acetyl-3-O-methyl 17β-Estradiol
Catalogue No.:PA 05 45650
Molecular Formula : C21H28O3
Molecular Weight : 328.45
3-(Acetyloxy)-1-methylestra-1,3,5(10),6-tetraen-17-one
Catalogue No.:PA 05 45660
Molecular Formula : C21H24O3
Molecular Weight : 324.41
2-Allyl-estrone
Catalogue No.:PA 05 45670
Molecular Formula : C21H26O2
Molecular Weight : 310.43
4-Allyl-estrone Acetate
Catalogue No.:PA 05 45680
Molecular Formula : C23H28O3
Molecular Weight : 352.47
Estradiol benzoate (E1600000)
Catalogue No.:PA EPE1600000
Molecular Formula : NA
Molecular Weight : NA
Estradiol hemihydrate (E1620000)
Catalogue No.:PA EPE1620000
Estradiol Benzoate (JP 0075)
Catalogue No.:PA JP0075
Estradiol valerate (Y0000046)
Catalogue No.:PA EPY0000046
Estradiol for peak identification (Y0000314)
Catalogue No.:PA EPY0000314
Estradiol benzoate for system suitability (Y0000852)
Catalogue No.:PA EPY0000852
Estradiol valerate for system suitability (Y0001823)
Catalogue No.:PA EPY0001823
Estradiol (1250008)
Catalogue No.:PA USP1250008
Estradiol Related Compound B (1,3,5(10),6-estratetraen-3,17beta-diol) (1250020)
Catalogue No.:PA USP1250020
Estradiol Related Compound C (1,3,5(10)-estratrien-3,17beta-diol-6-one) (1250041)
Catalogue No.:PA USP1250041
Estradiol Benzoate (1251000)
Catalogue No.:PA USP1251000
Estradiol Cypionate (1252003)
Catalogue No.:PA USP1252003
Estradiol Cypionate System Suitability Mixture (1252193)
Catalogue No.:PA USP1252193
Estradiol Valerate (1254009)
Catalogue No.:PA USP1254009
Ethinyl Estradiol (1260001)
Catalogue No.:PA USP1260001
Ethinyl Estradiol Related Compound A (6-Keto-ethinyl estradiol) (1260012)
Catalogue No.:PA USP1260012
Ethinyl Estradiol Related Compound B (19-Nor-17alpha-pregna-1,3,5(10),9(11)-tetraen-20-yne-3,17-dio (1260023)
Catalogue No.:PA USP1260023
estradiol benzoate (396RB)
Catalogue No.:PA BP396RB
estradiol hemihydrate (729RB)
Catalogue No.:PA BP729RB
Methyl 3α,7α-Diacetoxy-12-oxo-5β-cholan-24-oate
Catalogue No.:PA 05 45690
Molecular Formula : C29H44O7
Molecular Weight : 504.66
18-Nor-17β-estradiol
Catalogue No.:PA 05 45700
Molecular Formula : C17H22O2
Molecular Weight : 258.36
17β-Estradiol-2,4,16,16,17-d5
Catalogue No.:PA STI 088291
Molecular Formula : C18H19D5O2
Molecular Weight : 277.42
Δ8,9-Dehydro-17β-estradiol-16,16,17-d3
Catalogue No.:PA STI 088473
Molecular Formula : C18H19D3O2
Molecular Weight : 273.39
17β-Estradiol-16,16,17-d3 3-Benzoate
Catalogue No.:PA STI 088477
Molecular Formula : C25H25D3O3
Molecular Weight : 379.51
17β-Estradiol-2,4,16,16-d4 17-Pentanoate
Catalogue No.:PA STI 088478
Molecular Formula : C23H28D4O3
Molecular Weight : 360.53
16-Keto-17β-estradiol-2,4,15,15,17-d5
Catalogue No.:PA STI 088492
4-Methoxy-17β-estradiol-1,2,16,16,17-d5
Catalogue No.:PA STI 088493
Molecular Formula : C19H21D5O3
Molecular Weight : 307.44
Estradiol 3-Sulfate 17β-Glucuronide Dipotassium Salt
Catalogue No.:PA 05 0451000
Molecular Formula : C24H30K2O11S
Molecular Weight : 604.75
(8R,9S,13S,14S,17S)-13-Methyl-3,17-dipropoxy-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthrene
Catalogue No.:PA 05 0451001
Molecular Formula : C24H36O2
Molecular Weight : 356.55
Estradiol Valerate Identification Mixture
Catalogue No.:PA 05 0201000
17α-4’-Benzyloxybenzyl Estradiol
Catalogue No.:PA 05 1501000
Molecular Formula : C31H34O3
Molecular Weight : 454.61
6β-Hydroxy-17β-estradiol 17-Valerate
Catalogue No.:PA 05 0201001
Molecular Formula : C23H32O4
Molecular Weight : 372.51
(6S,8R,9S,13S,14S,17S)-3,6-Dihydroxy-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-yl pentanoate
Catalogue No.:PA 05 0201002
6-Oxo-17β-estradiol 17-Valerate
Catalogue No.:PA 05 0201003
Molecular Formula : C23H30O4
Molecular Weight : 370.49
(8R,9S,13S,14S,17R)-13-Methyl-7,8,9,11,12,13,14,17-octahydro-6H-cyclopenta[a]phenanthrene-3,17-diol
Catalogue No.:PA 05 0451002
Estradiol-13C6
Catalogue No.:PA STI 089200
Molecular Formula : C1213C6H24O2
Molecular Weight : 278.34
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