5-Chloro-1H-1,2,4-triazole-3-carboxylic acid

5-氯-1H-1,2,4-三唑-3-甲酸

Also known as: 1H-1,2,4-Triazole-3-carboxylic acid, 5-chloro-, 1H-1,2,4-Triazole-3-carboxylicacid, 5-chloro-, 1H-1,2,4-triazole-5-carboxylic acid, 3-chloro-, 5-Chloro-2H-1,2,4-triazole-3-carboxylic acid, 5-Chloro-4H-1,2,4-triazole-3-carboxylic acid, 3-Chloro-1H-1,2,4-triazole-5-carboxylic acid

CAS No.
21733-03-9
Jingsj CID
J-1080630-8
Molecular Formula
C3H2ClN3O2
Chinese Name
5-氯-1H-1,2,4-三唑-3-甲酸
Molecular Weight
147.520 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point483.7±28.0 °C at 760 mmHg
Density1.9±0.1 g/cm3
Flash Point246.4±24.0 °C

Frequently Asked Questions

What is the CAS number of 5-Chloro-1H-1,2,4-triazole-3-carboxylic acid?

21733-03-9

What are the molecular formula and molecular weight of 5-Chloro-1H-1,2,4-triazole-3-carboxylic acid?

C3H2ClN3O2, molecular weight 147.520 g/mol

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