4-Aminoisophthalic acid

4-氨基间苯二甲酸

Also known as: 4-Amino-1,3-benzenedicarboxylic acid, 4-Amino-isophthalic acid, 4-aminobenzene-1,3-dicarboxylic acid, 5-Carboxyanthranilic acid

CAS No.
33890-03-8
Jingsj CID
J-1021894-5
Molecular Formula
C8H7NO4
Chinese Name
4-氨基间苯二甲酸
Molecular Weight
181.145 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point336-337ºC
Boiling Point458.1±40.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point230.8±27.3 °C

Frequently Asked Questions

What is the CAS number of 4-Aminoisophthalic acid?

33890-03-8

What are the molecular formula and molecular weight of 4-Aminoisophthalic acid?

C8H7NO4, molecular weight 181.145 g/mol

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