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Home > All categories> Biochemicals and Pharmaceutical Chemicals> Pharmaceutical Impurities> 1,1'-(((2-Hydroxypropane-1,3-diyl)bis(oxy))bis(2-hydroxy-6,1-phenylene))diethanone
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1,1'-(((2-Hydroxypropane-1,3-diyl)bis(oxy))bis(2-hydroxy-6,1-phenylene))diethanone

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Origin: China

Cas No: 16150-44-0

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

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  • Products Specification
  • Product Description

  • Property

    CAS No.: 16150-44-0 Formula: C19H20O7 Molecular Weight: 360.35800

    Description

    1,3-Bis(2-acetyl-3-hydroxyphenoxy)-2-hydroxypropane is an impurity in the synthesis of Sodium Cromoglycate, a chromone complex which blocks mast cell degranulation.

    Basic Info

    Chemical Name 1,1'-(((2-Hydroxypropane-1,3-diyl)bis(oxy))bis(2-hydroxy-6,1-phenylene))diethanone
    Synonyms

    1-[2-[3-(2-acetyl-3-hydroxyphenoxy)-2-hydroxypropoxy]-6-hydroxyphenyl]ethanone;

    CAS No. 16150-44-0
    Molecular Formula C19H20O7
    Molecular Weight 360.35800
    PSA 113.29000
    LogP 2.32170

    Properties

    Density 1.321g/cm3
    Boiling Point 574.4ºC at 760mmHg
    Flash Point 205.3ºC
    Refractive Index 1.603
    Vapor Pressure 4.92E-14mmHg at 25°C

    Safety Info

    HS Code 2914509090

    Synthesis Route

    2',6'-Dihydroxyacetophenone+1-[2-hydroxy-6-(oxiran-2-ylmethoxy)phenyl]ethanone→1,1'-(((2-Hydroxypropane-1,3-diyl)bis(oxy))bis(2-hydroxy-6,1-phenylene))diethanone
    2',6'-Dihydroxyacetophenone+epichlorohydrin→1,1'-(((2-Hydroxypropane-1,3-diyl)bis(oxy))bis(2-hydroxy-6,1-phenylene))diethanone
    2',6'-Dihydroxyacetophenone→1,1'-(((2-Hydroxypropane-1,3-diyl)bis(oxy))bis(2-hydroxy-6,1-phenylene))diethanone

    Toxicity

    Exposure Route Type of Test Species Observed Dose/Duration Toxic Effects
    Intraperitoneal LD50 - Lethal dose, 50 percent kill Rodent - mouse 825 mg/kg 1.Details of toxic effects not reported other than lethal dose value

    Precursor

    1-[2-hydroxy-6-(oxiran-2-ylmethoxy)phenyl]ethanone
    disodium cromoglycate
    Ethanone, 1-[2-(3-chloro-2-hydroxypropoxy)-6-hydroxyphenyl]-
    2',6'-Dihydroxyacetophenone

    Downstream Product

    [2-acetyl-3-[3-(2-acetyl-3-acetyloxyphenoxy)-2-acetyloxypropoxy]phenyl] acetate
    ethyl 2-[2-acetyl-3-[3-[2-acetyl-3-(2-ethoxy-2-oxoethoxy)phenoxy]-2-hydroxypropoxy]phenoxy]acetate

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