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Home > Chiral Compounds> (1S,2R,3S,5R)-3-phenylmethoxy-2-(phenylmethoxymethyl)-6-oxabicyclo[3.1.0]hexane
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(1S,2R,3S,5R)-3-phenylmethoxy-2-(phenylmethoxymethyl)-6-oxabicyclo[3.1.0]hexane

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Origin: China

Cas No: 110567-22-1

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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  • Products Specification
  • Product Description

  • Quick Details

    CAS No.:
    110567-22-1
    Other Names:
    CAS NO 110567-22-1
    MF:
    C20H22O3
    EINECS No.:
    1592732-453-0
    Place of Origin:
    Shaanxi, China
    Type:
    Agrochemical Intermediates, Dyestuff Intermediates, Flavor & Fragrance Intermediates, Pharmaceutical Intermediates, Syntheses Material Intermediates
    Purity:
    99%min
    Brand Name:
    DIDAC
    Model Number:
    DAC170112
    Application:
    Pharm/Chem Industries
    Appearance:
    Liquid Form
    Structure Identification:
    H-NMR&LC-MS
    Identification:
    Infrared Absorption
    Test method:
    HPLC-ESI-MS
    Content:
    99.0% to 101.0%
    Water:
    0.5% Max.
    Sulfated ash:
    0.1% Max.
    Heavy metals:
    10ppm Max
    Total Impurity:
    0.2% Max.
    Assay:
    HPLC
    Disregard limit:
    0.0005%

    Packaging&Delivery

    Packaging Details
    25kgs/Drum; 200kgs/Drum
    Port
    Any main port of China

    Products Description

    Item
    Standard
    Test Results





    Identification
    A.H-NMR:Comply with the structure
    Complies
    B.LC-MS:Comply with the structure
    Complies
    C.The IR spectrum of sample should be identical with that of reference standard;
    Complies
    D.HPLC-ESI-MS
    The retention time of the major peak in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the
    Standard preparation, as obtained in the Assay.
    Complies
    Crystallinity
    meets the requirements.
    Complies
    Loss on drying
    ≤2.0%
    0.19%
    Heavy metals
    ≤10 ppm
    <10ppm
    Water
    ≤1.0%
    0.1%
    Sulphated ash
    ≤0.5%, determined on 1.0 g.
    0.009%

    Related substances
    Unspecified impurities: for each impurity ≤0.10%
    <0.10%
    Total Impurity ≤0.5%
    0.18%
    Purity
    ≥99.0%
    99.7%
    Assay
    99.0%~101.0% (anhydrous substance).
    99.8%
    Storage
    Preserve in well-closed, light-resistant and airtight containers.
    Complies

  • Property

    CAS No.: 110567-22-1 Formula: C20H22O3 Molecular Weight: 310.38700

    Description

    Entecavir intermediate.

    Basic Info

    Chemical Name (1S,2R,3S,5R)-3-phenylmethoxy-2-(phenylmethoxymethyl)-6-oxabicyclo[3.1.0]hexane
    Synonyms

    (1S,2R,3S,5R)-3-(Benzyloxy)-2-((benzyloxy)methyl)-6-oxabicyclo[3,1,0]hexane;
    (1S,2R,3S,5R)-3-(Phenylmethoxy)-2-[(phenylmethoxy)methyl]-6-oxabicyclo[3.1.0]hexane;
    (2R,3S)-benzyloxy-2-benzyloxymethyl-6-oxabicyclo<3.1.0>hexane;
    (1S,2R,3S,5R)-3-(benzyloxy)-2-(benzyloxymethyl)-6-oxabicyclo[3.1.0]hexane;

    CAS No. 110567-22-1
    Molecular Formula C20H22O3
    Molecular Weight 310.38700
    PSA 30.99000
    LogP 3.57590

    Properties

    Density 1.17
    Boiling Point 427.928ºC at 760 mmHg
    Flash Point 145.852ºC
    Refractive Index 1.593
    Vapor Pressure 0mmHg at 25°C

    Safety Info

    HS Code 2932999099

    Synthesis Route

    benzyl bromide+(1S,2R,3S,5R)-2-((Benzyloxy)methyl)-6-oxabicyclo[3.1.0]hexan-3-ol→(1S,2R,3S,5R)-3-phenylmethoxy-2-(phenylmethoxymethyl)-6-oxabicyclo[3.1.0]hexane
    Benzylchloromethyl ether→(1S,2R,3S,5R)-3-phenylmethoxy-2-(phenylmethoxymethyl)-6-oxabicyclo[3.1.0]hexane
    (benzyloxymethyl)cyclopenta-2,4-diene→(1S,2R,3S,5R)-3-phenylmethoxy-2-(phenylmethoxymethyl)-6-oxabicyclo[3.1.0]hexane

    Precursor

    (1S,2R,3S,5R)-2-((Benzyloxy)methyl)-6-oxabicyclo[3.1.0]hexan-3-ol
    (benzyloxymethyl)cyclopenta-2,4-diene
    benzyl bromide
    Benzylchloromethyl ether

    Downstream Product

    (1S,2S,3S,5S)-5-(2-Amino-6-(benzyloxy)-9H-purin-9-yl)-3-(benzyloxy)-2-(benzyloxymethyl)cyclopentanol
    (2R,3S,5S)-5-[2-[[(4-methoxyphenyl)-diphenylmethyl]amino]-6-phenylmethoxypurin-9-yl]-3-phenylmethoxy-2-(phenylmethoxymethyl)cyclopentan-1-one
    Entecavir
    (1S,2S,3S,5S)-5-Azido-3-(phenylmethoxy)-2-[(phenylmethoxy)methyl]cyclopentanol

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