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CAS 50-14-6

:

(+)-Vitamina D2

Descripción:
(+)-Vitamina D2, también conocido como ergocalciferol, es una vitamina liposoluble que desempeña un papel crucial en el metabolismo del calcio y el fósforo en el cuerpo. Se sintetiza mediante la irradiación ultravioleta del ergosterol, un compuesto que se encuentra en levaduras y hongos. Esta vitamina es esencial para mantener la salud ósea y apoyar la función inmunológica. Químicamente, se caracteriza por su estructura esteroide, que incluye una configuración de secosteroide debido a la ruptura de uno de sus anillos. El ergocalciferol se encuentra típicamente en suplementos dietéticos y alimentos fortificados, y también puede ser producido endógenamente cuando la piel se expone a la luz solar. Su actividad biológica es similar a la de la vitamina D3, aunque es menos potente. En términos de solubilidad, es soluble en disolventes orgánicos pero no en agua, lo que influye en su absorción y metabolismo en el cuerpo. La deficiencia de vitamina D2 puede llevar a varios problemas de salud, incluyendo raquitismo en niños y osteomalacia en adultos. En general, (+)-Vitamina D2 es vital para la salud en general, particularmente en el mantenimiento de la integridad esquelética.
Fórmula:C28H44O
InChI:InChI=1/C28H44O/c1-19(2)20(3)9-10-22(5)26-15-16-27-23(8-7-17-28(26,27)6)12-13-24-18-25(29)14-11-21(24)4/h9-10,12-13,19-20,22,25-27,29H,4,7-8,11,14-18H2,1-3,5-6H3/t20-,22+,25-,26+,27-,28+/m0/s1
Clave InChI:InChIKey=MECHNRXZTMCUDQ-RKHKHRCZSA-N
SMILES:C[C@@]12[C@](\C(=C\C=C\3/C(=C)CC[C@H](O)C3)\CCC1)(CC[C@@]2([C@@H](/C=C/[C@@H](C(C)C)C)C)[H])[H]
Sinónimos:
  • (+)-Vitamin D<sub>2</sub>
  • (1S,3Z)-4-Methylene-3-[(2E)-2-[(1R,3aS,7aR)-octahydro-7a-methyl-1-[(1R,2E,4R)-1,4,5-trimethyl-2-hexen-1-yl]-4H-inden-4-ylidene]ethylidene]cyclohexanol
  • (3S,22E)-9,10-secoergosta-5,7,10,22-tetraen-3-ol
  • (3S,5Z,7E,14xi,17alpha,22E)-9,10-secoergosta-5,7,10,22-tetraen-3-ol
  • (3S,5Z,7E,17xi,22E)-9,10-secoergosta-5,7,10,22-tetraen-3-ol
  • (3S,5Z,7E,22E)-9,10-secoergosta-5,7,10,22-tetraen-3-ol
  • (3beta)-9,10-Secoergosta-5,7,10(19),22-tetraen-3-ol
  • (7E)-9,10-secoergosta-5,7,10,22-tetraen-3-ol
  • 9,10-Secoergosta-5,7,10(19),22-tetraen-3-ol, (3beta,5Z,7E,22E)-
  • 9,10-Secoergosta-5,7,10(19),22-tetraen-3-ol, (3β,5Z,7E,22E)-
  • Ver más sinónimos
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Encontrado 20 productos.
  • Calciferol, 97%

    CAS:
    <p>Calciferol has a strong inhibitory effect against bladder tumor promotion by sodium saccharin and induces cell differentiation in leukemia cells. Calciferol has also been shown to be an inhibitor of DNA polymerase. Calciferol with calcium is used to treat or prevent bone loss (osteoporosis). Calcife</p>
    Fórmula:C28H44O
    Pureza:97%
    Forma y color:Crystalline powder
    Peso molecular:396.66

    Ref: 02-J62163

    1g
    A consultar
  • Calciferol

    CAS:
    <p>Calciferol is a strong inhibitory effect against bladder tumor promotion by sodium saccharin and induces cell differentiation in leukemia cells. Calciferol also been shown to be an inhibitor of DNA polymerase. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar produ</p>
    Fórmula:C28H44O
    Forma y color:White, Powder or crystals or crystalline powder
    Peso molecular:396.66

    Ref: 02-J61610

    1g
    A consultar
    10g
    243,00€
  • Ergocalciferol

    CAS:
    Ergocalciferol
    Fórmula:C28H44O
    Pureza:99.0%
    Forma y color:White To Orange Brown
    Peso molecular:396.33922

    Ref: 47-788

    500mg
    242,00€
  • ERGOCALCIFEROL CRS

    CAS:
    ERGOCALCIFEROL CRS

    Ref: 41-E0900000

    70mg
    115,00€
  • ERGOCALCIFEROL FOR SYSTEM SUITABILITY CRS

    CAS:
    ERGOCALCIFEROL FOR SYSTEM SUITABILITY CRS
    Fórmula:C28H44O
    Forma y color:Powder
    Peso molecular:396.6484

    Ref: 41-Y0001375

    10mg
    115,00€
  • ERGOCALCIFEROL (VITAMIN D2) RS

    CAS:
    ERGOCALCIFEROL (VITAMIN D2) RS
    Fórmula:C28H44O
    Forma y color:Powder
    Peso molecular:396.6484

    Ref: 41-ICRS0295

    500mg
    102,00€
  • Ergocalciferol (Vitamin D2)

    CAS:
    Other vitamins and their derivatives, nesoi
    Fórmula:C28H44O
    Forma y color:White Powder
    Peso molecular:396.33922
  • Vitamin D2

    CAS:
    Ergocaliferol (Vitamin D2), derived from ergosterol by UV, inhibits bladder tumor promotion and leukemia, and blocks DNA Polymerase.
    Fórmula:C28H44O
    Pureza:98.73% - 99.89%
    Forma y color:Prisms From Acetone 1998)
    Peso molecular:396.65
  • Vitamin D2

    CAS:
    Vitamin D2
    Pureza:≥98%
    Peso molecular:396.65g/mol

    Ref: 54-BUP18602

    500mg
    66,00€
  • Vitamin D2 (Ergocalciferol)

    CAS:
    Fórmula:C28H44O
    Forma y color:White To Off-White Solid
    Peso molecular:396.66

    Ref: 4Z-V-038001

    5mg
    A consultar
    10mg
    349,00€
    25mg
    444,00€
    50mg
    635,00€
    100mg
    A consultar
  • Vitamin D2

    CAS:
    Fórmula:C28H44O
    Pureza:≥ 97.5%
    Forma y color:White to pale yellow crystals or powder
    Peso molecular:396.65

    Ref: 7W-GV6132

    1g
    70,00€
    5g
    222,00€
  • Vitamin D2, Ph. Eur. grade

    CAS:
    Fórmula:C28H44O
    Pureza:(HPLC) 97.0 - 103.0 %
    Forma y color:White or pale yellow crystalline powder or crystals
    Peso molecular:396.65

    Ref: 7W-GV9823

    ne
    A consultar
  • Calciferol

    CAS:
    Fórmula:C28H44O
    Pureza:>98.0%(HPLC)
    Forma y color:White powder to crystal
    Peso molecular:396.66

    Ref: 3B-C0005

    1g
    68,00€
  • Vitamin D2

    Producto controlado
    CAS:
    Fórmula:C28H44O
    Forma y color:Neat
    Peso molecular:396.65

    Ref: 04-C17923900

    250mg
    70,00€
  • Ergocalciferol

    Producto controlado
    CAS:
    Fórmula:C28H44O
    Forma y color:Neat
    Peso molecular:396.65

    Ref: 86-MM1511.00

    250mg
    1.356,00€
  • Vitamin D2, USP grade

    CAS:
    Fórmula:C28H44O
    Pureza:97.0 - 103.0 % (C28H44O)
    Forma y color:White or pale yellow crystalline powder or crystals
    Peso molecular:396.65

    Ref: 7W-GV6134

    1g
    74,00€
    5g
    234,00€
  • Ergocalciferol RS

    CAS:
    Forma y color:White Solid Crystals

    Ref: 2K-1030000021

    100mg
    A consultar
  • Vitamin D2

    Producto controlado
    CAS:
    <p>Stability Light Sensitive<br>Applications Vitamin D2 is the synthetic form of Vitamin D. Prepared from Ergosterol (E599240) by UV irradiation in a suitable solvent. Commercial solutions are usually made with propylene glycol or sesame oil. Antirachitic.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Knudson, B., et al.: J. Biol. Chem., 124, 287 (1938), Huber, B., et al.: J. Biol. Chem., 149, 125 (1943), Crowfoot, D., et al.: Nature, 162, 608 (1948), Suda, et al.: Biochem. Biophys. Res. Commun., 35, 182 (1969),<br></p>
    Fórmula:C28H44O
    Forma y color:White To Orange Brown
    Peso molecular:396.65

    Ref: TR-V676040

    1g
    511,00€
    100mg
    96,00€
    250mg
    181,00€
  • Vitamin D2

    CAS:
    <p>Vitamin D2 is a fat-soluble vitamin that is required for the absorption of calcium and phosphate. It can be obtained through dietary supplements or by exposure to sunlight. Vitamin D2 is a prohormone that needs to undergo two hydroxylation reactions in the liver and kidney before it becomes the active form, calcitriol. Vitamin D2 has been shown to have beneficial effects on bone mineralization and phosphatase activity, as well as an inhibitory effect on the production of parathyroid hormone. Hydroxyapatite, a component of bone tissue, has been shown to react with vitamin D2 in vitro, which may be due to its ability to act as an additive or stabilizer.END&gt;&gt;</p>
    Fórmula:C28H44O
    Pureza:Min. 97 Area-%
    Forma y color:Powder
    Peso molecular:396.65 g/mol

    Ref: 3D-FV02394

    1g
    305,00€
    5g
    607,00€
    10g
    748,00€
    25g
    1.193,00€
  • Calciferol (Vitamin D2), 97%

    CAS:
    Fórmula:C28H44O
    Pureza:min. 97%
    Forma y color:White, Crystalline powder
    Peso molecular:396.65

    Ref: SR-99100

    1g
    Descatalogado
    5g
    Descatalogado
    500mg
    Descatalogado
    Producto descatalogado