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2-Methoxy-4-pyridinecarboxylic acid

Also known as: 2-Methoxyisonicotinic acid, 2-Methoxy-4-picolinic acid, 2-Methoxypyridine-4-carboxylic acid, 2-Methoxyisonicotonic acid, 4-Pyridinecarboxylic acid, 2-methoxy-, 2-Methoxypyridin-4-carboxylic acid

2-Methoxy-4-pyridinecarboxylic acid (CAS 105596-63-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H7NO3 and a molecular weight of 153.135 g/mol. Key properties include a melting point of 197-200ºC, a boiling point of 383.0±22.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 185.4±22.3 °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.
105596-63-2
Jingsj CID
J-1422533-3
Molecular Formula
C7H7NO3
Molecular Weight
153.135 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point197-200ºC
Boiling Point383.0±22.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point185.4±22.3 °C
Exact Mass153.042587
PSA59.42000
LogP1.35
Vapor Pressure0.0±0.9 mmHg at 25°C
Refractive Index1.550

GHS Safety & Compliance

IrritantSignal word: Warning
  • H319 — Causes serious eye 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 2-Methoxy-4-pyridinecarboxylic acid?

The CAS number of 2-Methoxy-4-pyridinecarboxylic acid is 105596-63-2.

What are the molecular formula and molecular weight of 2-Methoxy-4-pyridinecarboxylic acid?

2-Methoxy-4-pyridinecarboxylic acid has molecular formula C7H7NO3 and molecular weight 153.135 g/mol.

Is 2-Methoxy-4-pyridinecarboxylic acid hazardous?

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

What are the upstream and downstream products of 2-Methoxy-4-pyridinecarboxylic acid?

For 2-Methoxy-4-pyridinecarboxylic acid, Upstream Products: 2-Chloro-6-methoxyisonicotinic acid, Methyl 2-methoxyisonicotinate, Methyl 2,6-dichloroisonicotinate; Downstream Products: Methyl 1,2-dihydro-2-oxopyridine-4-carboxylate, Ethyl 2-methoxyisonicotinate, (2-Methoxypyridin-4-yl)methanol.

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-Methoxy-4-pyridinecarboxylic acid (CAS 105596-63-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1422533-3 (accessed 2026-11-09).

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