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

Also known as: 3-Bromo-1H-1,2,4-triazole-5-carboxylic acid, 1H-1,2,4-Triazole-3-carboxylic acid, 5-bromo-, 5-Bromo-1,2,4-triazole-3-carboxylic acid

5-Bromo-1H-1,2,4-triazole-3-carboxylic acid (CAS 674287-63-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C3H2BrN3O2 and a molecular weight of 191.971 g/mol. Key properties include a boiling point of 495.2±28.0 °C at 760 mmHg, a density of 2.3±0.1 g/cm3 and a flash point of 253.3±24.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
674287-63-9
Jingsj CID
J-1067906-8
Molecular Formula
C3H2BrN3O2
Molecular Weight
191.971 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point495.2±28.0 °C at 760 mmHg
Density2.3±0.1 g/cm3
Flash Point253.3±24.0 °C
Exact Mass190.933029
PSA78.87000
LogP0.18
Vapor Pressure0.0±1.3 mmHg at 25°C
Refractive Index1.684

Customs & Trade Information

HS Code2933990090
Summary2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

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

The CAS number of 5-Bromo-1H-1,2,4-triazole-3-carboxylic acid is 674287-63-9.

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

5-Bromo-1H-1,2,4-triazole-3-carboxylic acid has molecular formula C3H2BrN3O2 and molecular weight 191.971 g/mol.

What are the upstream and downstream products of 5-Bromo-1H-1,2,4-triazole-3-carboxylic acid?

For 5-Bromo-1H-1,2,4-triazole-3-carboxylic acid, Upstream Products: 3-Amino-1H-1,2,4-triazole-5-carboxylic acid; Downstream Products: Methyl 5-bromo-1H-1,2,4-triazole-3-carboxylate.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "5-Bromo-1H-1,2,4-triazole-3-carboxylic acid (CAS 674287-63-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1067906-8 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.