2,4-Pyridinedicarboxylic acid

Also known as: Lutidinic acid, 2,4-Lutidinic acid, Pyridine-2,4-dicarboxylic acid, 2,4-Pyridinedicarboxylic acid hydrate, NSC 403248, MFCD00006296

2,4-Pyridinedicarboxylic acid (CAS 499-80-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H5NO4 and a molecular weight of 167.12 g/mol. Key properties include a melting point of 243-246 °C, a boiling point of 574.8±35.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 301.4±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 499-80-9
Jingsj CID: J-17912-4
Molecular Formula: C₇H₅NO₄
Molecular Weight: 167.12 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point	243-246 °C
Boiling Point	574.8±35.0 °C at 760 mmHg
Density	1.6±0.1 g/cm3
Flash Point	301.4±25.9 °C
Exact Mass	167.021851
PSA	87.49000
LogP	-0.19
Vapor Pressure	0.0±1.7 mmHg at 25°C
Refractive Index	1.628

Activity & Biological Data

Additional Information	[1]. Brewitz L, et al. Fluorinated derivatives of pyridine-2,4-dicarboxylate are potent inhibitors of human 2-oxoglutarate dependent oxygenases. J Fluor Chem. 2021 Jul;247:109804. [2]. Gómez-Álvarez H, et al. Bioconversion of lignin-derived aromatics into the building block pyridine 2,4-dicarboxylic acid by engineering recombinant Pseudomonas putida strains. Bioresour Technol. 2022 Feb;346:126638. [3]. Brewitz L, et al. Fluorinated derivatives of pyridine-2,4-dicarboxylate are potent inhibitors of human 2-oxoglutarate dependent oxygenases. J Fluor Chem. 2021 Jul;247:109804.

Additional Information

[1]. Brewitz L, et al. Fluorinated derivatives of pyridine-2,4-dicarboxylate are potent inhibitors of human 2-oxoglutarate dependent oxygenases. J Fluor Chem. 2021 Jul;247:109804. [2]. Gómez-Álvarez H, et al. Bioconversion of lignin-derived aromatics into the building block pyridine 2,4-dicarboxylic acid by engineering recombinant Pseudomonas putida strains. Bioresour Technol. 2022 Feb;346:126638. [3]. Brewitz L, et al. Fluorinated derivatives of pyridine-2,4-dicarboxylate are potent inhibitors of human 2-oxoglutarate dependent oxygenases. J Fluor Chem. 2021 Jul;247:109804.

Customs & Trade Information

HS Code	2933399090
Summary	2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) 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 2,4-Pyridinedicarboxylic acid?

The CAS number of 2,4-Pyridinedicarboxylic acid is 499-80-9.

What are the molecular formula and molecular weight of 2,4-Pyridinedicarboxylic acid?

2,4-Pyridinedicarboxylic acid has molecular formula C7H5NO4 and molecular weight 167.12 g/mol.

What are the upstream and downstream products of 2,4-Pyridinedicarboxylic acid?

For 2,4-Pyridinedicarboxylic acid, Upstream Products: 2,4-Lutidine, 4-Ethyl-2-methylpyridine; Downstream Products: Diethyl pyridine-2,4-dicarboxylate, dimethyl pyridine-2,4-dicarboxylate, 2-(Methoxycarbonyl)isonicotinic acid.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2,4-Pyridinedicarboxylic acid (CAS 499-80-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-17912-4 (accessed 2026-11-09).

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