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Maxacalcitol

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Origin: China

Cas No: 103909-75-7

Specification: 99%min

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  • Products Specification
  • Product Description

  • Property

    CAS No.: 103909-75-7 Formula: C26H42O4 Molecular Weight: 418.60900

    Description

    22-Oxacalcitriol is the noncalcemic analogue of vitamine D and was found to suppress parathyroid hormone synthesis and secretion.

    Basic Info

    Chemical Name Maxacalcitol
    Synonyms

    1,25-Dihydroxy-22-oxavitamin D3;
    Prezios;
    MC 1275;
    22-Oxa-1,25-dihydroxyvitamin D3;
    (1R,3S,5Z)-5-[(2E)-2-[(1S,3aS,7aS)-1-[(1S)-1-(3-hydroxy-3-methylbutoxy)ethyl]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexane-1,3-diol;
    1alpha,25-Dihydroxy-22-oxavitamin D3;
    1R,25-dihydroxy-22-oxavitamin D3;
    22-Oxacalcitriol;

    CAS No. 103909-75-7
    Molecular Formula C26H42O4
    Molecular Weight 418.60900
    PSA 69.92000
    LogP 4.69350

    Properties

    Density 1.09 g/cm3
    Boiling Point 581.4ºC at 760mmHg
    Flash Point 305.4ºC
    Refractive Index 1.549
    Vapor Pressure 6.11E-16mmHg at 25°C

    Synthesis Route

    (6Z)-(1S,3R,20S)-20-(3-hydroxy-3-methylbutoxy)-9,10-secopregna-5(10),6,8-triene-1,3-diol→Maxacalcitol
    methyllithium+ethyl 3-((S)-1-((1S,3aS,7aS,E)-4-((Z)-2-((3S,5R)-3,5-bis((tert-butyldimethylsilyl)oxy)-2-methylenecyclohexylidene)ethylidene)-7a-methyloctahydro-1H-inden-1-yl)ethoxy)propanoate→Maxacalcitol
    4-{(S)-1-[(1S,3R,9S,10R,13S,14R)-1,3-Bis-(tert-butyl-dimethyl-silanyloxy)-10,13-dimethyl-2,3,4,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl]-ethoxy}-2-methyl-butan-2-ol→Maxacalcitol

    Precursor

    4-{(S)-1-[(1S,3R,9S,10R,13S,14R)-1,3-Bis-(tert-butyl-dimethyl-silanyloxy)-10,13-dimethyl-2,3,4,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl]-ethoxy}-2-methyl-butan-2-ol
    methyllithium
    1α,3β-dihydroxy-androst-5-en-17-one
    ethyl 3-((S)-1-((1S,3aS,7aS,E)-4-((Z)-2-((3S,5R)-3,5-bis((tert-butyldimethylsilyl)oxy)-2-methylenecyclohexylidene)ethylidene)-7a-methyloctahydro-1H-inden-1-yl)ethoxy)propanoate

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