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4-Pyrimidinecarboxylic acid

Also known as: Pyrimidine-4-carboxylic acid, 4-Carboxypyrimidine, 4-Carboxy-1,3-diazine, Pyrimidin-4-yl-carboxylic acid

4-Pyrimidinecarboxylic acid (CAS 31462-59-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H4N2O2 and a molecular weight of 124.10 g/mol. Key properties include a melting point of 229.8-231.9ºC, a boiling point of 318.7±15.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 146.5±20.4 °C. It is classified under GHS with signal word Warning and hazard statements H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
31462-59-6
Jingsj CID
J-1983417-4
Molecular Formula
C5H4N2O2
Molecular Weight
124.10 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point229.8-231.9ºC
Boiling Point318.7±15.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point146.5±20.4 °C
Exact Mass124.027275
PSA63.08000
LogP0.47
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.579

GHS Safety & Compliance

IrritantSignal word: Warning
  • H319 — Causes serious eye irritation

Frequently Asked Questions

What is the CAS number of 4-Pyrimidinecarboxylic acid?

The CAS number of 4-Pyrimidinecarboxylic acid is 31462-59-6.

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

4-Pyrimidinecarboxylic acid has molecular formula C5H4N2O2 and molecular weight 124.10 g/mol.

Is 4-Pyrimidinecarboxylic acid hazardous?

4-Pyrimidinecarboxylic acid has GHS signal word Warning and hazard statements H319 — Causes serious eye irritation.

What are the upstream and downstream products of 4-Pyrimidinecarboxylic acid?

For 4-Pyrimidinecarboxylic acid, Upstream Products: 4-Methylpyrimidine, 5-Bromo-2-(methylthio)pyrimidine-4-carboxylic acid, 2,4-Dichloro-6-methylpyrimidine; Downstream Products: 4-Pyrimidinecarbonyl chloride, Pyrimidine, Methyl pyrimidine-4-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. "4-Pyrimidinecarboxylic acid (CAS 31462-59-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1983417-4 (accessed 2026-11-09).

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