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3-Methoxy-2-nitropyridine

Also known as: 2-Nitro-3-methoxypyridine, 2-Nitro-3-Methoxy Pyridine, 3-Methoxy-2-nitro-pyridine, 3-Methoxyl-2-nitropyridine, 3M2NP, Pyridine, 3-methoxy-2-nitro-, methoxynitropyridine

3-Methoxy-2-nitropyridine (CAS 20265-37-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H6N2O3 and a molecular weight of 154.123 g/mol. Key properties include a melting point of 73-76 °C(lit.), a boiling point of 311.8±22.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 142.4±22.3 °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.
20265-37-6
Jingsj CID
J-1403013-8
Molecular Formula
C6H6N2O3
Molecular Weight
154.123 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point73-76 °C(lit.)
Boiling Point311.8±22.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point142.4±22.3 °C
Exact Mass154.037842
PSA67.94000
LogP0.74
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.547

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 3-Methoxy-2-nitropyridine?

The CAS number of 3-Methoxy-2-nitropyridine is 20265-37-6.

What are the molecular formula and molecular weight of 3-Methoxy-2-nitropyridine?

3-Methoxy-2-nitropyridine has molecular formula C6H6N2O3 and molecular weight 154.123 g/mol.

Is 3-Methoxy-2-nitropyridine hazardous?

3-Methoxy-2-nitropyridine has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 3-Methoxy-2-nitropyridine?

For 3-Methoxy-2-nitropyridine, Upstream Products: Methanol, 3-Fluoro-2-nitropyridine, 3-Hydroxy-2-nitropyridine; Downstream Products: 5-Bromo-3-methoxypyridin-2-amine, 1-Hydroxy-7-azabenzotriazole, 5-bromo-2,3-dimethoxypyridine.

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

Last updated:

How to cite: Jingsj. "3-Methoxy-2-nitropyridine (CAS 20265-37-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1403013-8 (accessed 2026-11-09).

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