CAS: 57-63-6 - Ethinylestradiol

Description: Oestradiol is a molecule that is part of oestrogen as it is an oestrogen receptor agonist. It is widely used in contraceptive pills, to treat menopausal symptoms and other gynaecological related problems.

Formula: C₂₀H₂₄O₂

InChI: InChI=1S/C20H24O2/c1-3-20(22)11-9-18-17-6-4-13-12-14(21)5-7-15(13)16(17)8-10-19(18,20)2/h1,5,7,12,16-18,21-22H,4,6,8-11H2,2H3/t16-,17-,18+,19+,20+/m1/s1

InChI key: InChIKey=BFPYWIDHMRZLRN-SLHNCBLASA-N

SMILES: C#CC1(O)CCC2C3CCC4=CC(O)=CC=C4C3CCC21C

Synonyms:

• (17Alpha)-17-Ethynylestra-1,3,5(10)-Triene-3,17-Diol
• (17Beta)-17-Ethynylestra-1,3,5(10)-Triene-3,17-Diol
• (17α)-19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol
• (8Alpha,13Alpha,17Beta)-17-Ethynylestra-1,3,5(10)-Triene-3,17-Diol
• (8Xi,9Xi,14Xi,17Beta)-17-Ethynylestra-1,3,5(10)-Triene-3,17-Diol
• 17-Ethinyl-3,17-estradiol
• 17-Ethinylestradiol
• 17-Ethynyl Estradiol
• 17-Ethynyl-3,17-dihydroxy-1,3,5-oestratriene
• 17-Ethynylestra-1,3,5(10)-Triene-3,17-Diol
• 17-Ethynylestra-1,3,5(10)-triene-3,17β-diol
• 17-Ethynylestradiol
• 17-Nor-17α-pregna-1,3,5-(10)-trien-20-yne-3,17-diol
• 17A-Ethynyl-1,3,5(10)-Estratriene-3,17B-Diol
• 17Alpha-Ethynyl-3,17-Dihydroxy-Delta-(Sup1,3,5)-Estratriene
• 17alpha-Ethynyl-3-hydroxy-1,3,5(10)-estratrien-17beta-ol
• 17α-Ethinyl estradiol (EE2)
• 17α-Ethinyl-1,3,5(10)-estratriene-3,17-diol
• 17α-Ethinyl-17β-estradiol
• 17α-Ethinyl-3,17-dihydroxy-Δ1,3,5-estratriene
• 17α-Ethinyl-3,17-dihydroxy-Δ^1,3,5-estratriene
• 17α-Ethinylestra-1,3,5(10)-triene-3,17β-diol
• 17α-Ethinylestradiol
• 17α-Ethynylestra-1,3,5(10)-triene-3,17β-diol
• 17α-Ethynylestra-3,17β-diol
• 17α-Ethynylestradiol
• 19-Nor-17Alpha-Pregna-1,3,5(10)-Trien-20-Yne-3,17,Diol
• 19-Nor-17α-pregna-1,3,5(10)-trien-20-yne-3,17-diol
• 19-Nor-17α-pregna-1,3,5(10)-trien-20-yne-3,17β-diol
• 19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol, (17alpha)-
• 19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol, (17α)-
• 3,17Beta-Dihydroxy-17Alpha-Ethynyl-1,3,5(10)-Estratriene
• Acetylene estradiol
• Amenoron
• Anovlar
• Chee-O-Gen
• Chee-O-Genf
• Diognat-E
• Diogyn-E
• Dyloform
• EE
• Esteed
• Estigyn
• Estinyl
• Eston-E
• Estone
• Estoral
• Estoral (Orion)
• Estorals
• Estra-1,3,5(10)-Triene-3,17Beta-Diol, 17Alpha-Ethynyl-
• Estradiol, 17-ethynyl-
• Estroals
• Ethidol
• Ethinoral
• Ethinyl estradiol
• Ethinyloestradiol
• Ethynyl estradiol
• Ethynylestradiol
• Ethynyloestradiol
• Eticyclin
• Eticyclol
• Etinestrol
• Etinestryl
• Etinilestradiol
• Etinoestryl
• Etistradiol
• Feminone
• Follicoral
• Ginestrene
• Gynofen
• Inestra
• Linoral
• Lynoral
• Menolyn
• Microfollin
• Neo-Estrone
• Novestrol
• Novinet
• Nsc 10973
• Oradiol
• Orestralyn
• Palonyl
• Perovex
• Primogyn
• Primogyn C
• Primogyn C(Or M)
• Primogyn M
• Progynon C
• Prosexol
• Roldiol
• Spanestrin
• Ylestrol

Ethynylestradiol

CAS: 57-63-6

• Formula: C₂₀H₂₄O₂
• Purity: >98.0%(T)(HPLC)
• Color and Shape: White to Light yellow to Light orange powder to crystal
• Molecular weight: 296.41

Ethinylestradiol for system suitability CRS

CAS: 57-63-6

Ethinylestradiol

CAS: 57-63-6

• Formula: C₂₀H₂₄O₂
• Purity: 97.0%
• Color and Shape: Off-White
• Molecular weight: 296.17763

Ethinylestradiol CRS

CAS: 57-63-6

Ethinylestradiol RS

CAS: 57-63-6

Ethinyl Estradiol

CAS: 57-63-6

Estrogens and progestins

• Formula: C₂₀H₂₄O₂
• Color and Shape: White Light Yellow Crystalline Powder
• Molecular weight: 296.17763

Ethynyl estradiol

CAS: 57-63-6

Ethynyl estradiol is a semisynthetic alkylated ESTRADIOL with a 17-alpha-ethinyl substitution,which has high estrogenic potency …

• Formula: C₂₀H₂₄O₂
• Purity: 99.46% - 99.75%
• Color and Shape: Fine White To Creamy White Crystalline Powder
• Molecular weight: 296.4

Ethinylestradiol

CAS: 57-63-6

• Formula: C₂₀H₂₄O₂
• Purity: ≥ 98.0%
• Color and Shape: White to off-white powder
• Molecular weight: 296.40

Ethinyl Estradiol

CAS: 57-63-6

• Formula: C₂₀H₂₄O₂
• Color and Shape: White To Off-White Solid
• Molecular weight: 296.41

Ethinylestradiol

CAS: 57-63-6

• Formula: C₂₀H₂₄O₂
• Color and Shape: Neat
• Molecular weight: 296.40

GB 31660.2-2019 Antibiotics Mixture 168 30-100 µg/mL in Methanol

CAS: 140-66-9 25154-52-3 50-27-1 50-28-2 53-16-7 56-53-1 57-63-680-05-7

• Color and Shape: Mixture

17a-Ethinylestradiol

CAS: 57-63-6

• Formula: C₂₀H₂₄O₂
• Color and Shape: Neat
• Molecular weight: 296.40

17a-Ethinylestradiol 100 µg/mL in Acetonitrile

CAS: 57-63-6

• Formula: C₂₀H₂₄O₂
• Color and Shape: Single Solution
• Molecular weight: 296.40

Ethinylestradiol-d7

CAS: 57-63-6

• Formula: C₂₀H₁₇O₂D₇
• Molecular weight: 303.46

Ethinylestradiol-13C2

CAS: 57-63-6

• Formula: C₁₈₁₃C₂H₂₄O₂
• Molecular weight: 298.39

Ethinylestradiol RS

CAS: 57-63-6

• Color and Shape: White To Pale Yellow

Ethynyl Estradiol

CAS: 57-63-6

Applications Ethynyl Estradiol, an oral contraceptive (1), is a synthetic steroid with high oral estrogenic …

• Formula: C₂₀H₂₄O₂
• Color and Shape: Off-White
• Molecular weight: 296.40

Ethynyl Estradiol-2,4,9,6,6,16,16-d7 (Major)

CAS: 57-63-6

Applications Isotope labelled Ethynyl Estradiol (E685100), an oral contraceptive (1), is a synthetic steroid with …

• Formula: C₂₀H₁₇D₇O₂
• Color and Shape: Neat
• Molecular weight: 303.45

Ethynylestradiol

CAS: 57-63-6

Ethynylestradiol is a synthetic estrogen that is used in hormone replacement therapy. It belongs to …

• Formula: C₂₀H₂₄O₂
• Purity: Min. 95%
• Color and Shape: Powder
• Molecular weight: 296.4 g/mol

Ethynyl Estradiol-d7

CAS: 57-63-6

• Formula: C₂₀D₇H₁₇O₂
• Color and Shape: Neat
• Molecular weight: 303.447