Puyang Yifan New Materials Co., Ltd

Phthalic anhydride

• Category :

  Organic chemicals and Derivatives

• Synonyms :

  2,5-Isobenzofurandione;2-benzofuran-1,3-dione;2,2'-(oxydicarbonyl)dibenzoic acid;o-Phthalic anhydride;

• CAS NO :

  85-44-9

• EC NO :

  201-607-5

• Molecular Formula :

  C₈H₄O₃

• Molecular Weight :

  148.12

• Main Specifications :

• InChI :

  InChI=1/C16H10O7/c17-13(18)9-5-1-3-7-11(9)15(21)23-16(22)12-8-4-2-6-10(12)14(19)20/h1-8H,(H,17,18)(H,19,20)

• Product description :

  Product name: Phthalic anhydride
  Alias: 2,5-Isobenzofurandione; 2-benzofuran-1,3-dione; 2,2'-(oxydicarbonyl)dibenzoic acid; o-Phthalic anhydride
  CAS: 85-44-9
  EINECS: 201-607-5
  Molecular formula: C8H4O3
  Molecular Weight: 148.12
  Physicochemical Properties:
  Property: White needle-like crystals with a slight odor.
  Melting Point: 131.6°c
  Boiling Point: 295°C
  Relative density: 1.527
  Flash Point: 151.7°C
  Solubility: Slightly soluble in hot water and ether, soluble in ethanol, benzene and pyridine.
  Product Uses:
  It is used as an analytical reagent and is also used in organic synthesis

• Molecular Structure :