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CAS 50-28-2

:

Estradiol

Description:
Estradiol, with the CAS number 50-28-2, is a potent estrogen steroid hormone primarily produced in the ovaries, although it is also synthesized in smaller amounts in the adrenal glands and testes. It plays a crucial role in the regulation of the menstrual cycle and reproductive system in females, as well as influencing various physiological processes in both sexes, including bone density, fat distribution, and cardiovascular health. Chemically, estradiol is characterized by its structure as a phenolic compound with a steroid backbone, featuring a hydroxyl group at the C-3 position and an aromatic A-ring. It is lipophilic, allowing it to easily cross cell membranes and bind to estrogen receptors, initiating a range of biological responses. Estradiol is also involved in various therapeutic applications, including hormone replacement therapy and treatment of certain hormone-sensitive cancers. Its synthesis and metabolism are tightly regulated, and imbalances can lead to various health issues, including reproductive disorders and osteoporosis.
Formula:C18H24O2
InChI:InChI=1S/C18H24O2/c1-18-9-8-14-13-5-3-12(19)10-11(13)2-4-15(14)16(18)6-7-17(18)20/h3,5,10,14-17,19-20H,2,4,6-9H2,1H3/t14-,15-,16+,17+,18+/m1/s1
InChI key:InChIKey=VOXZDWNPVJITMN-ZBRFXRBCSA-N
SMILES:C[C@@]12[C@]([C@]3([C@@](C=4C(CC3)=CC(O)=CC4)(CC1)[H])[H])(CC[C@@H]2O)[H]
Synonyms:
  • (+)-3,17β-Estradiol
  • (17β)-Estra-1,3,5(10)-triene-3,17-diol
  • (8Alpha,9Beta,13Alpha,14Beta,17Alpha)-Estra-1,3,5(10)-Triene-3,17-Diol
  • (8R,9S,13S,14S,17S)-13-Methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthrene-3,17-diol
  • 1,3,5-Estratriene-3,17Beta-Diol
  • 13β-Methyl-1,3,5(10)-gonatriene-3,17β-ol
  • 17Beta-Estradiol
  • 17β-Estradiol
  • 17β-Oestradiol
  • 3,17-Epidihydroxyestratriene
  • See more synonyms
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Found 18 products.
  • β-Estradiol, 99% (dry wt.), ca 3% water

    CAS:
    <p>-Estradiol is the major estrogen secreted by the premenopausal ovary. It acts as an estrogenic hormone receptor (ER) agonist and activator of PI 3-kinase. Further, it is used in the treatment of infertility in women, prostate cancer and breast cancer. It is also employed as an agent of stimulating f</p>
    Formula:C18H24O2
    Purity:99%
    Color and Shape:White, Powder
    Molecular weight:272.39

    Ref: 02-L03801

    1g
    56.00€
    5g
    191.00€
    25g
    696.00€
  • (1S,10R,11S,14S,15S)-15-methyltetracyclo[8.7.0.0^{2,7}.0^{11,15}]heptadeca-2(7),3,5-triene-5,14-diol

    CAS:
    Formula:C18H24O2
    Purity:98%
    Color and Shape:Solid
    Molecular weight:272.3820

    Ref: IN-DA0034TI

    1g
    28.00€
    5g
    46.00€
    10g
    65.00€
    1kg
    To inquire
    25g
    116.00€
    50g
    193.00€
    5kg
    To inquire
    100g
    231.00€
    500g
    To inquire
  • Estradiol

    CAS:
    Estradiol (E2) is a naturally occurring steroidal sex hormone that is essential for female fertility and maintenance of secondary sexual characteristics.
    Formula:C18H24O2
    Purity:98.25% - >99.99%
    Color and Shape:White Crystalline Powder Prisms From 80% Alcohol Solid
    Molecular weight:272.38
  • Ref: 4Z-E-09120

    5mg
    To inquire
    10mg
    3,640.00€
    25mg
    6,674.00€
    50mg
    10,920.00€
    100mg
    To inquire
  • Estradiol

    CAS:
    Formula:C18H24O2
    Purity:≥ 97.0% (dried basis)
    Color and Shape:White to almost white powder
    Molecular weight:272.39

    Ref: 7W-GP9683

    1g
    38.00€
    5g
    123.00€
    10g
    212.00€
    25g
    408.00€
  • Estradiol (Estradiol Valerate EP Impurity A, Estriol EP Impurity D, Ethinylestradiol EP Impurity D)

    CAS:
    Formula:C18H24O2
    Color and Shape:White To Off-White Solid
    Molecular weight:272.39

    Ref: 4Z-E-096

    5mg
    To inquire
    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
    100mg
    To inquire
  • Estradiol

    CAS:
    Estradiol
    Purity:≥98%
    Molecular weight:272.38g/mol

    Ref: 54-BUP14085

    1g
    81.00€
    2g
    111.00€
    5g
    183.00€
    10g
    256.00€
    200mg
    52.00€
    500mg
    68.00€
  • GB 31660.2-2019 Antibiotics Mixture 168 30-100 µg/mL in Methanol

    Controlled Product
    CAS:
    Color and Shape:Mixture

    Ref: 04-A50000168ME

    1ml
    To inquire
  • β-Estradiol

    CAS:
    Formula:C18H24O2
    Purity:>97.0%(GC)
    Color and Shape:White to Almost white powder to crystal
    Molecular weight:272.39

    Ref: 3B-E0025

    1g
    44.00€
    5g
    140.00€
    25g
    509.00€
  • 17-β-Estradiol 100 µg/mL in Acetonitrile

    Controlled Product
    CAS:
    Formula:C18H24O2
    Color and Shape:Single Solution
    Molecular weight:272.38

    Ref: 04-XA13213100AL

    1ml
    30.00€
  • 17-β-Estradiol

    Controlled Product
    CAS:
    Formula:C18H24O2
    Color and Shape:Neat
    Molecular weight:272.38

    Ref: 04-C13213100

    250mg
    58.00€
  • Estradiol

    CAS:
    Formula:C18H24O2
    Purity:95%~99%
    Color and Shape:Powder
    Molecular weight:272.388

    Ref: BP-SBP03440

    ne
    To inquire
  • Ethinylestradiol EP Impurity D

    CAS:
    Formula:C18H24O2
    Molecular weight:272.4

    Ref: ST-EA-CP-E21004

    10mg
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    25mg
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    50mg
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    100mg
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  • 17β-Estradiol

    Controlled Product
    CAS:
    <p>Impurity Ethinylestradiol EP Impurity D<br>Applications 17b-Estradiol is the major estrogen (1) secreted by the premenopausal ovary (2).This compound is a contaminant of emerging concern (CECs). Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA), environmental, and food contaminants.<br>References 1. Salole, E. et al.: Anal. Profiles Drug Subs. 1986 15, 23 283-3182. Lievertz, R. et al.: Am. J. Obstet. Gynecol. 1987 May;156(5):1289-93.<br></p>
    Formula:C18H24O2
    Color and Shape:Neat
    Molecular weight:272.38

    Ref: TR-E888000

    1g
    111.00€
    5g
    135.00€
    10mg
    91.00€
  • Estriol EP Impurity D

    CAS:
    Formula:C18H24O2
    Molecular weight:272.4

    Ref: ST-EA-CP-E28004

    10mg
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    25mg
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    50mg
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    100mg
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  • b-Estradiol

    Controlled Product
    CAS:
    <p>Estradiol is a synthetic or naturally occurring form of estrogen, predominantly sourced from ovarian secretions in females. It performs its mode of action by binding to estrogen receptors, ERα and ERβ, subsequently regulating gene expression and modulating various biological processes including reproductive system development, bone density maintenance, and cardiovascular function.</p>
    Formula:C18H24O2
    Purity:Min. 97 Area-%
    Color and Shape:Powder
    Molecular weight:272.38 g/mol

    Ref: 3D-FE10880

    25g
    341.00€
    50g
    486.00€
    100g
    729.00€
    250g
    1,036.00€
    500g
    1,356.00€
  • (1S,10R,11S,14S,15S)-15-methyltetracyclo[8.7.0.0^{2,7}.0^{11,15}]heptadeca-2(7),3,5-triene-5,14-diol

    CAS:
    Formula:C18H24O2
    Purity:97%
    Color and Shape:Solid, White powder
    Molecular weight:272.388

    Ref: 10-F358087

    1g
    25.00€
    5g
    34.00€
    10g
    55.00€
    25g
    114.00€
    100g
    378.00€
    500mg
    25.00€
  • Estradiol-(13,14,15,16,17,18-13C6)

    Controlled Product
    CAS:
    Formula:C12C6H24O2
    Color and Shape:Neat
    Molecular weight:278.34

    Ref: TR-E888001

    25mg
    28,560.00€