Phthalic Anhydride

C₈H₄O₃

IUPAC: 2-Benzofuran-1,3-dione

CAS: 85-44-9

概要

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

組成

元素 記号 原子 原子質量
Hydrogen H 4 1.0080
Carbon C 8 12.0110
Oxygen O 3 15.9990

元素組成

H
Hydrogen ×4
2.7%
C
Carbon ×8
64.9%
O
Oxygen ×3
32.4%

用途

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

豆知識

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

安全性

  • ⚠ Irritant
  • ⚠ Sensitizer

Structure

SMILES

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

特性

タイプ
organic
状態
solid
モル質量
148.12 g/mol
密度
1.5270 g/cm³
融点
131.0 °C
沸点
295.0 °C
溶解度
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

関連化合物

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).