Phthalic Anhydride

C₈H₄O₃

IUPAC: 2-Benzofuran-1,3-dione

CAS: 85-44-9

Обзор

Phthalic anhydride is one of the most important industrial organic chemicals, used to make plasticizers, alkyd resins, and dyes.

Состав

Элемент Символ Атомы Атомная масса
Hydrogen H 4 1,0080
Carbon C 8 12,0110
Oxygen O 3 15,9990

Элементный состав

H
Hydrogen ×4
2,7%
C
Carbon ×8
64,9%
O
Oxygen ×3
32,4%

Применение

  • • Plasticizer production (DOP)
  • • Alkyd resin
  • • Unsaturated polyester
  • • Dye synthesis

Интересные факты

  • ✦ Over 5 million tonnes produced annually worldwide, one of the largest-volume organic chemicals

Безопасность

  • ⚠ Irritant
  • ⚠ Sensitizer

Structure

SMILES

C1=CC=C2C(=C1)C(=O)OC2=O

Свойства

Тип
organic
Состояние
solid
Молярная масса
148,12 g/mol
Плотность
1,5270 g/cm³
Температура плавления
131,0 °C
Температура кипения
295,0 °C
Растворимость
decomposes

Molecular Descriptors

Exact Mass
148,0160
XLogP
1,3
TPSA
43,4 Ų
H-Bond Donors
0
H-Bond Acceptors
3
Rotatable Bonds
0
Heavy Atoms
11
Complexity
187,0

Связанные соединения

Caffeine

C₈H₁₀N₄O₂

Coumarin

C₉H₆O₂

Acetone

(CH₃)₂CO

Acrylic Acid

C₃H₄O₂

Cysteine

C₃H₇NO₂S

DDT

C₁₄H₉Cl₅

Alanine

C₃H₇NO₂

Diazepam

C₁₆H₁₃ClN₂O

Dichloromethane

CH₂Cl₂

Butane

C₄H₁₀

Frequently Asked Questions

What is Phthalic Anhydride?
Phthalic Anhydride (C₈H₄O₃) is a organic compound with the IUPAC name 2-Benzofuran-1,3-dione.
What is the molecular weight of Phthalic Anhydride?
Phthalic Anhydride has a molar mass of 148.12 g/mol.
What state is Phthalic Anhydride at room temperature?
Phthalic Anhydride is a solid at room temperature.
Is Phthalic Anhydride organic or inorganic?
Phthalic Anhydride is classified as an organic compound.
What elements make up Phthalic Anhydride?
Phthalic Anhydride (C₈H₄O₃) is composed of Hydrogen (H), Carbon (C), Oxygen (O).