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Picture of 4,4,4',4',7,7'-hexamethyl-2,2'-spirobi[3H-chromene]-6,6'-diol

4,4,4',4',7,7'-hexamethyl-2,2'-spirobi[3H-chromene]-6,6'-diol

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Origin: China

Cas No: 40278-59-9

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 100 mt/month

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

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  • Products Specification
  • Product Description
  • Property

    CAS No.: 40278-59-9 Formula: C23H28O4 Molecular Weight: 368.46600

    Basic Info

    Chemical Name 4,4,4',4',7,7'-hexamethyl-2,2'-spirobi[3H-chromene]-6,6'-diol
    Synonyms

    6,6'-Dihydroxy-4,4,4',4',7,7'-hexamethyl-2,2'-spirobischroman;
    6,6'-Dihydroxy-4,4,4',4',7,7'-hexamethyl-2,2'-spirobichroman;
    6,6'-DIHYDROXY-4,4,4',4',7,7'-HEXAMETHYL-2,2'-SPIROBICHROMAN,2-PROPANOL ADDUCT;
    D2286;

    CAS No. 40278-59-9
    Molecular Formula C23H28O4
    Molecular Weight 368.46600
    PSA 58.92000
    LogP 5.23130

    Properties

    Density 1.238g/cm3
    Boiling Point 559.165ºC at 760 mmHg
    Melting Point 210ºC
    Flash Point 291.973ºC
    Refractive Index 1.622

    Safety Info

    HS Code 2932999099

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