CAS 18959-30-3

4,5-Difluorophthalic anhydride

Description:

4,5-Difluorophthalic anhydride is a chemical compound characterized by its anhydride functional group derived from phthalic acid, with two fluorine atoms substituted at the 4 and 5 positions of the aromatic ring. This compound typically appears as a white to light yellow solid and is known for its reactivity, particularly in forming polyesters and other polymers through condensation reactions. The presence of fluorine atoms enhances its thermal stability and chemical resistance, making it useful in various industrial applications, including the production of high-performance materials and coatings. Additionally, 4,5-Difluorophthalic anhydride can be utilized in the synthesis of specialty chemicals and pharmaceuticals. It is important to handle this compound with care, as it may pose health hazards if inhaled or if it comes into contact with skin. Proper safety measures, including the use of personal protective equipment, should be observed when working with this substance.

Formula: C₈H₂F₂O₃

InChI: InChI=1/C8H2F2O3/c9-5-1-3-4(2-6(5)10)8(12)13-7(3)11/h1-2H

SMILES: c1c2c(cc(c1F)F)C(=O)OC2=O

Synonyms:

• 5,6-Difluoroisobenzofuran-1,3-dione
• 6-Deoxy-6-Fluorohexopyranose
• 5,6-Difluoro-2-Benzofuran-1,3-Dione
• 4,5-DIFLUOROPHTHALIC ANHYDRIDE 98%
• 4,5-DIFLUOROPHTHALIC ANHYDRIDE

1,3-Isobenzofurandione, 5,6-difluoro-

CAS: 18959-30-3

Formula: C₈H₂F₂O₃

Purity: 97%

Color and Shape: Solid

Molecular weight: 184.0965

Ref: IN-DA002DSF

4,5-Difluorophthalic anhydride

CAS: 18959-30-3

4,5-Difluorophthalic anhydride

Formula: C₈H₂F₂O₃

Purity: 98%

Color and Shape: gray solid

Molecular weight: 184.10g/mol

Ref: 54-PC1162

5,6-Difluoroisobenzofuran-1,3-dione

CAS: 18959-30-3

Formula: C₈H₂F₂O₃

Purity: 97%

Color and Shape: Solid, Light yellow powder

Molecular weight: 184.098

Ref: 10-F091462