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CAS 68-22-4

:

Noretindrona

Descripción:
Noretindrona es un progestágeno sintético, utilizado principalmente en anticonceptivos hormonales y terapia de reemplazo hormonal. Se caracteriza por su capacidad para imitar la hormona natural progesterona, regulando así diversas funciones reproductivas. Noretindrona se presenta típicamente como un polvo cristalino blanco a blanco sucio, con una fórmula molecular de C20H26O2 y un peso molecular de aproximadamente 298.43 g/mol. Es relativamente estable en condiciones normales, pero debe almacenarse en un lugar fresco y seco, alejado de la luz, para mantener su eficacia. La sustancia es lipofílica, lo que permite que se absorba bien en el cuerpo, y tiene una solubilidad moderada en disolventes orgánicos. Noretindrona actúa inhibiendo la ovulación, alterando el ciclo menstrual y espesando el moco cervical para prevenir la penetración de los espermatozoides. Sus efectos farmacológicos pueden llevar a diversos efectos secundarios, incluyendo cambios en los patrones menstruales, aumento de peso y alteraciones del estado de ánimo. Debido a su actividad hormonal, está contraindicado en ciertas condiciones, como cánceres sensibles a hormonas y enfermedades hepáticas severas.
Fórmula:C20H26O2
InChI:InChI=1/C20H26O2/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/h1,12,15-18,22H,4-11H2,2H3/t15-,16?,17?,18?,19-,20-/m0/s1
Clave InChI:InChIKey=VIKNJXKGJWUCNN-XGXHKTLJSA-N
SMILES:C[C@@]12[C@]([C@]3([C@](CC1)([C@@]4(C(CC3)=CC(=O)CC4)[H])[H])[H])(CC[C@]2(C#C)O)[H]
Sinónimos:
  • (17Beta)-17-Ethynyl-17-Hydroxyestr-4-En-3-One
  • (17α)-17-Hydroxy-19-Norpregn-4-en-20-yn-3-one
  • (8Xi,9Xi,14Xi,17Beta)-17-Ethynyl-17-Hydroxyestr-4-En-3-One
  • 17-Alpha-Ethynyl-17-Beta-Hydroxyoestr-4-En-3-One
  • 17-Ethynyl-17-Hydroxyestr-4-En-3-One
  • 17-Hydroxy-19-nor-17α-pregn-4-en-20 yn-3-one
  • 17α-Ethinyl-17β-hydroxy-Δ4-estren-3-one
  • 17α-Ethinyl-17β-hydroxy-Δ<sup>4</sup>-estren-3-one
  • 17α-Ethinyl-19-nortestosterone
  • 17α-Ethinylestr-4-en-17β-ol-3-one
  • Ver más sinónimos
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Pureza (%)
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100
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90
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95
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Encontrado 21 productos.
  • Norethisterone

    CAS:
    Fórmula:C20H26O2
    Pureza:>98.0%(T)
    Forma y color:White to Light yellow powder to crystal
    Peso molecular:298.43

    Ref: 3B-N0449

    1g
    117,00€
    100mg
    27,00€
  • NORETHISTERONE RS

    CAS:
    NORETHISTERONE RS
    Fórmula:C20H26O2
    Peso molecular:298.4192

    Ref: 41-ICRS0366

    100mg
    102,00€
  • NORETHISTERONE CRS

    CAS:
    NORETHISTERONE CRS
    Fórmula:C20H26O2
    Forma y color:Crystalline Powder. White. Powder.
    Peso molecular:298.4192

    Ref: 41-N1200000

    25mg
    115,00€
  • Norethisterone

    CAS:
    Norethisterone
    Fórmula:C20H26O2
    Pureza:98.4%
    Forma y color:White To Off-White
    Peso molecular:298.19328

    Ref: 47-266

    50mg
    242,00€
  • NORETHISTERONE FOR SYSTEM SUITABILITY CRS

    CAS:
    NORETHISTERONE FOR SYSTEM SUITABILITY CRS
    Fórmula:C20H26O2
    Peso molecular:298.4192

    Ref: 41-Y0000522

    10mg
    115,00€
  • Norethindrone

    CAS:
    Estrogens and progestins
    Fórmula:C20H26O2
    Forma y color:White Powder
    Peso molecular:298.43 g/mol
  • Norethindrone

    CAS:
    Norethindrone is a potent synthetic hormone used for amenorrhea, uterine bleeding, endometriosis, and contraception.
    Fórmula:C20H26O2
    Pureza:99.33% - 99.82%
    Forma y color:White Crystalline Powder Solid
    Peso molecular:298.42
  • Norethindrone-d6

    CAS:
    Fórmula:C20H20D6O2
    Forma y color:Off-White Solid
    Peso molecular:304.46

    Ref: 4Z-N-293

    5mg
    A consultar
    10mg
    1.092,00€
    25mg
    1.942,00€
    50mg
    3.034,00€
    100mg
    A consultar
  • Norethindrone

    CAS:
    Norethindrone
    Pureza:98%
    Peso molecular:298.42g/mol

    Ref: 54-OR1029303

    1g
    32,00€
    5g
    54,00€
    25g
    176,00€
    100g
    605,00€
    500g
    2.567,00€
  • Norethindrone

    CAS:
    Fórmula:C20H26O2
    Pureza:≥ 97.0%
    Forma y color:White to off-white crystalline powder
    Peso molecular:298.42

    Ref: 7W-GP2176

    ne
    A consultar
  • Norethindrone

    CAS:
    Norethindrone
    Pureza:≥98%
    Peso molecular:298.42g/mol

    Ref: 54-BUP14913

    1g
    130,00€
    2g
    218,00€
    500mg
    79,00€
  • Norethindrone (Norethisterone Acetate EP Impurity A, Levonorgestrel EP Impurity U)

    CAS:
    Fórmula:C20H26O2
    Forma y color:White To Off-White Solid
    Peso molecular:298.43

    Ref: 4Z-N-294

    5mg
    A consultar
    10mg
    349,00€
    25mg
    444,00€
    50mg
    635,00€
    100mg
    A consultar
  • Norethisterone 100 µg/mL in Acetonitrile

    CAS:
    Fórmula:C20H26O2
    Forma y color:Single Solution
    Peso molecular:298.42

    Ref: 04-A15644950AL-100

    1ml
    81,00€
  • Norethisterone

    Producto controlado
    CAS:
    Fórmula:C20H26O2
    Forma y color:Neat
    Peso molecular:298.42

    Ref: 86-MM0218.00

    250mg
    1.302,00€
  • Norethisterone

    Producto controlado
    CAS:
    Fórmula:C20H26O2
    Forma y color:Neat
    Peso molecular:298.42

    Ref: 04-C15644950

    100mg
    105,00€
  • Norethindrone Acetate Dimer

    CAS:
    Fórmula:C42H54O6
    Forma y color:White To Off-White Solid
    Peso molecular:654.89

    Ref: 4Z-N-2941

    5mg
    A consultar
    10mg
    A consultar
    25mg
    A consultar
    50mg
    A consultar
    100mg
    A consultar
  • Norethindrone

    Producto controlado
    CAS:
    <p>Applications Norethindrone is a progesterone in combination with acetate used as an oral contraceptive (1,2). It is reasonably anticipated to be a human carcinogen. Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA), environmental, and food contaminants. This compound is a contaminant of emerging concern (CECs).<br>References 1. Shroff, A. et al.: Anal. Profiles Drug Subst. 1975 ; 4;268-2932. Singh, H. et al.: Am. J .Obstet. Gynecol. 1979 Oct 1;135(3):409-14<br></p>
    Fórmula:C20H26O2
    Forma y color:White To Off-White
    Peso molecular:298.42

    Ref: TR-N676000

    1g
    249,00€
    100mg
    138,00€
    250mg
    172,00€
  • Norethindrone-d7 (Major)

    Producto controlado
    CAS:
    Fórmula:C20H19D7O2
    Forma y color:Neat
    Peso molecular:305.46

    Ref: TR-N676004

    25mg
    2.040,00€
    2500µg
    316,00€
  • Norethindrone

    Producto controlado
    CAS:
    <p>Norethindrone is a synthetic progestin that is used in oral contraceptives. Norethindrone has been shown to significantly up-regulate the expression of polymerase chain reaction (PCR) products from a response element in human endometrial cells, suggesting that it may be involved in disease activity. In addition, norethindrone has been shown to inhibit the growth of various infectious microorganisms, including those responsible for diseases such as endometriosis and pelvic inflammatory disease. The drug has also been shown to have receptor activity on cells that are responsive to progesterone and testosterone.</p>
    Fórmula:C20H26O2
    Pureza:Min. 95%
    Forma y color:White Powder
    Peso molecular:298.42 g/mol

    Ref: 3D-FN26442

    2g
    203,00€
    5g
    382,00€
    10g
    509,00€
    25g
    735,00€
    50g
    975,00€
  • Levonorgestrel EP Impurity U

    CAS:
    Fórmula:C20H26O2
    Peso molecular:298.43

    Ref: ST-EA-CP-L19021

    10mg
    A consultar
    25mg
    A consultar
    50mg
    A consultar
    100mg
    A consultar
  • Norethindrone Acetate EP Impurity A

    CAS:
    Fórmula:C20H26O2
    Peso molecular:298.43

    Ref: ST-EA-CP-N52001

    10mg
    A consultar
    25mg
    A consultar
    50mg
    A consultar
    100mg
    A consultar