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2-Hydroxypyrimidine-5-carboxylic acid

Also known as: 2-Hydroxy-5-pyrimidinecarboxylic acid, 2-Oxo-1,2-dihydro-5-pyrimidinecarboxylic acid, 2-Oxo-1,2-dihydropyrimidine-5-carboxylic acid, 5-Carboxypyrimidin-2-ol, 5-Pyrimidinecarboxylic acid, 1,2-dihydro-2-oxo-, 2-Hydroxy-1,3-diazine-5-carboxylic acid

2-Hydroxypyrimidine-5-carboxylic acid (CAS 38324-83-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H4N2O3 and a molecular weight of 140.097 g/mol. Key properties include a melting point of >200°C, a boiling point of 519.1±42.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 267.7±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.

CAS No.
38324-83-3
Jingsj CID
J-1153703-4
Molecular Formula
C5H4N2O3
Molecular Weight
140.097 g/mol
Category
Pharma Intermediates
Last updated
11/3/2026

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Physicochemical Properties

Melting Point>200°C
Boiling Point519.1±42.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point267.7±27.9 °C
Exact Mass140.022186
PSA83.31000
LogP-1.54
Vapor Pressure0.0±1.4 mmHg at 25°C
Refractive Index1.639

Customs & Trade Information

HS Code2933599090
Summary2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. 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 2-Hydroxypyrimidine-5-carboxylic acid?

The CAS number of 2-Hydroxypyrimidine-5-carboxylic acid is 38324-83-3.

What are the molecular formula and molecular weight of 2-Hydroxypyrimidine-5-carboxylic acid?

2-Hydroxypyrimidine-5-carboxylic acid has molecular formula C5H4N2O3 and molecular weight 140.097 g/mol.

What are the upstream and downstream products of 2-Hydroxypyrimidine-5-carboxylic acid?

For 2-Hydroxypyrimidine-5-carboxylic acid, Upstream Products: Ethyl 2-(methylthio)pyrimidine-5-carboxylate; Downstream Products: 5-Pyrimidinecarbonyl chloride, 2-chloro- (9CI).

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

Last updated:

How to cite: Jingsj. "2-Hydroxypyrimidine-5-carboxylic acid (CAS 38324-83-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1153703-4 (accessed 2026-11-09).

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