4-Bromo-1,8-naphthalic anhydride

• Post Date:

  May 28,2020

• Expiry Date:

  Nov 24,2020

• Detailed Description:

  Cas No. :81-86-7 Specs:Melting range 217-219 ;Assay 98.0%min ;Loss on dry
  

  Molecular Formula: C12H5BrO3

  Molecular Weight: 277.07

  Appearance: pinkish white powder

  Usage:Raw material of dyes , pigments and fluorescent whiteners etc.

• CAS Registry Number:

  81-86-7

• Synonyms:

  ;1H,3H-Naphtho(1,8-cd)pyran-1,3-dione, 6-bromo-;6-bromo-1H,3H-benzo[de]isochromene-1,3-dione;

• Molecular Formula:

  C₁₂H₅BrO₃

• Molecular Weight:

  277.0703

• Molecular Structure:

  

• Hazard Symbols:

   Xi:Irritant;
  

• Risk Codes:

  R36/37/38:;
  

• Safety Description:

  S26:;
  S37/39:;
  

• Company:

  Anshan HIFI Chemical Co., Ltd.     [ China ]        

• Contact:

  qi xuebo

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