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Home > Heterocyclic Compounds> 1,2-O-Isopropylidene-α-D-xylofuranose
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1,2-O-Isopropylidene-α-D-xylofuranose

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Origin: China

Cas No: 20031-21-4

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 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.:
    20031-21-4
    Other Names:
    1 2-O-isopropylidene-alpha-D-xylose
    MF:
    C8H14O5
    EINECS No.:
    /
    Place of Origin:
    Shaanxi, China
    Type:
    Pharmaceutical Intermediates
    Purity:
    98%, 98%
    Brand Name:
    GEEKEE
    Model Number:
    GEEKEE-I
    Application:
    Pharmaceutical Intermediates
    Appearance:
    white crystaline powder, White powder
    Product name:
    High Quality 1,2-O-isopropylidene-alpha-D-xylose powder cas 20031-21-4
    CAS:
    20031-21-4
    Molecular Weight:
    190.2
    Grade Standard:
    Medicine/Tech Grade
    Shelf life:
    2years
    Certification:
    ISO9001
    Grade:
    Phamaceutical Grade
    Supplier:
    GEEKEE

    Packaging&Delivery

    Packaging Details
    Paper Drum with 2 plastic bags or Aluminium Foiled bag with zip-lock bag.
    High Quality 1,2-O-isopropylidene-alpha-D-xylose powder cas 20031-21-4 with good price
    Port
    Main Chinese Port
    Lead Time:
    Quantity(Grams)1 - 25>25
    Est. Time(days)2To be negotiated

    Products Description

    1,2-O-isopropylidene-α-D-xylose
    20031-21-4
    1,2-O-isopropylidene-α-D-xylo-pentodialdo-1,4-furanose
    53167-11-6
    (+)-2,3-O-Isopropylidene-L-threitol
    50622-09-8

  • Property

    CAS No.: 20031-21-4 Formula: C8H14O5 Molecular Weight: 190.19400

    Basic Info

    Chemical Name 1,2-O-Isopropylidene-α-D-xylofuranose
    Synonyms

    Monoacetone-D-xylose;
    1,2-Di-O-isopropylidene-a-D-xylofuranose;
    (3aR,5R,6S,6aR)-5-(Hydroxymethyl)-2,2-dimethyltetrahydrofuro[2,3-d][1,3]dioxol-6-ol;
    1,2-O-Isoproplyidene-a-d-xylofuranose;
    1,2-O-(1-methylethylidene)-a-D-xylofuranose;
    1,2-O-Isopropylidene-alpha-D-xylofuranose;

    CAS No. 20031-21-4
    Molecular Formula C8H14O5
    Molecular Weight 190.19400
    PSA 68.15000
    LogP -0.78400

    Properties

    Appearance & Physical State White Crystalline Solid
    Density 1.267g/cm3
    Boiling Point 112-114ºC (0.06 mmHg)
    Melting Point 69-71ºC
    Flash Point 155.2ºC
    Refractive Index -19 ° (C=1, H2O)
    Storage Condition 2-8ºC
    Vapor Pressure 1E-05mmHg at 25°C

    Safety Info

    Safety Statements S22-S24/25
    WGK Germany 3

    Synthesis Route

    (3aR,4aR,8aS,8bR)-2,2,7,7-tetramethyl-4a,5,8a,8b-tetrahydro-3aH-[1,3]dioxolo[3,4]furo[1,3-d][1,3]dioxine→2,2-dimethyl-4-phenyl-1,3-dioxolane+aldehydo-D-xylose
    D-Lyxofuranose (9CI)+acetone→1,2-O-Isopropylidene-α-D-xylofuranose
    5-O-tert-butyldimethylsilyl-1,2-O-isopropylidene-3-O-ethoxycarbonyl-α-D-xylofuranoside→1,2-O-isopropylidene-5-O-ethoxycarbonyl-α-D-xylofuranoside+1,2-O-Isopropylidene-α-D-xylofuranose

    Precursor

    acetone
    5-O-tert-butyldimethylsilyl-1,2-O-isopropylidene-3-O-ethoxycarbonyl-α-D-xylofuranoside
    5-O-tert-butyldimethylsilyl-1,2-O-isopropylidene-3-O-methoxycarbonyl-α-D-xylofuranoside
    (3aR,4aR,8aS,8bR)-2,2,7,7-tetramethyl-4a,5,8a,8b-tetrahydro-3aH-[1,3]dioxolo[3,4]furo[1,3-d][1,3]dioxine

    Downstream Product

    1,2-O-ISOPROPYLIDENE-5-O-TRIPHENYLMETHYL-α-D-XYLOFURANOSIDE
    stavudine
    thymidine
    2,2-dimethyl-5-(methylsulfanylmethyl)-3a,5,6,6a-tetrahydrofuro[2,3-d][1,3]dioxol-6-ol

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