Chlorthal

四氯对苯二甲酸

Also known as: 2,3,5,6-Tetrachloro-1,4-benzenedicarboxylic acid, Tetrachloroterephthalic acid, DCPA, Perchloroterephthalic acid, 2,3,5,6-tetrachlorobenzene-1,4-dicarboxylic acid, Tetrachloroterephthalic Acid, Pract., Chlorthal-diacid

CAS No.
2136-79-0
Jingsj CID
J-26356-2
Molecular Formula
C8H2Cl4O4
Chinese Name
四氯对苯二甲酸
Molecular Weight
303.911 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point239-242°C
Boiling Point425.2±45.0 °C at 760 mmHg
Density1.9±0.1 g/cm3
Flash Point210.9±28.7 °C

Frequently Asked Questions

What is the CAS number of Chlorthal?

2136-79-0

What are the molecular formula and molecular weight of Chlorthal?

C8H2Cl4O4, molecular weight 303.911 g/mol

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026