Terephthalic Acid

C₈H₆O₄

IUPAC: Benzene-1,4-dicarboxylic acid

CAS: 100-21-0

개요

Terephthalic acid (TPA) is the most widely produced aromatic dicarboxylic acid, with over 80 million tonnes produced annually for PET plastic.

구성

원소 기호 원자 원자 질량
Hydrogen H 6 1.0080
Carbon C 8 12.0110
Oxygen O 4 15.9990

원소 구성

H
Hydrogen ×6
3.6%
C
Carbon ×8
57.8%
O
Oxygen ×4
38.5%

용도

  • • PET plastic and polyester fiber
  • • PBT engineering plastic

흥미로운 사실

  • ✦ One of the highest-volume organic chemicals produced globally, almost entirely for polyester

안전

  • ⚠ Irritant

Structure

SMILES

C1=CC(=CC=C1C(=O)O)C(=O)O

성질

유형
organic
상태
solid
몰 질량
166.13 g/mol
밀도
1.5220 g/cm³
용해도
0.017 g/L at 25°C

Molecular Descriptors

Exact Mass
166.0266
XLogP
2.0
TPSA
74.6 Ų
H-Bond Donors
2
H-Bond Acceptors
4
Rotatable Bonds
2
Heavy Atoms
12
Complexity
169.0

관련 화합물

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 Terephthalic Acid?
Terephthalic Acid (C₈H₆O₄) is a organic compound with the IUPAC name Benzene-1,4-dicarboxylic acid.
What is the molecular weight of Terephthalic Acid?
Terephthalic Acid has a molar mass of 166.13 g/mol.
What state is Terephthalic Acid at room temperature?
Terephthalic Acid is a solid at room temperature.
Is Terephthalic Acid organic or inorganic?
Terephthalic Acid is classified as an organic compound.
What elements make up Terephthalic Acid?
Terephthalic Acid (C₈H₆O₄) is composed of Hydrogen (H), Carbon (C), Oxygen (O).