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6-Methylpyridine-2,3-dicarboxylic acid

Also known as: 6-Methyl-2,3-pyridinedicarboxylic acid, 2,3-Pyridinedicarboxylic acid, 6-methyl-, 6-Methylquinolic acid, 6-Methylpyridine-2,3-dicarboxylic acid

6-Methylpyridine-2,3-dicarboxylic acid (CAS 53636-70-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H7NO4 and a molecular weight of 181.145 g/mol. Key properties include a melting point of 170 °C (dec.)(lit.), a boiling point of 414.8±45.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 204.7±28.7 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
53636-70-7
Jingsj CID
J-23491-3
Molecular Formula
C8H7NO4
Molecular Weight
181.145 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point170 °C (dec.)(lit.)
Boiling Point414.8±45.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point204.7±28.7 °C
Exact Mass181.037506
PSA87.49000
LogP-0.98
Vapor Pressure0.0±1.0 mmHg at 25°C
Refractive Index1.611

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2933399090
Summary2933399090. 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 6-Methylpyridine-2,3-dicarboxylic acid?

The CAS number of 6-Methylpyridine-2,3-dicarboxylic acid is 53636-70-7.

What are the molecular formula and molecular weight of 6-Methylpyridine-2,3-dicarboxylic acid?

6-Methylpyridine-2,3-dicarboxylic acid has molecular formula C8H7NO4 and molecular weight 181.145 g/mol.

Is 6-Methylpyridine-2,3-dicarboxylic acid hazardous?

6-Methylpyridine-2,3-dicarboxylic acid has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

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

Last updated:

How to cite: Jingsj. "6-Methylpyridine-2,3-dicarboxylic acid (CAS 53636-70-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-23491-3 (accessed 2026-11-09).

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