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6-Chloro-2-methoxy-3-nitropyridine

Also known as: 2-Chloro-6-methoxy-5-nitropyridine, 6-Chloro-3-nitro-2-methoxypyridine, 2-Methoxy-3-nitro-6-chloropyridine, Pyridine, 6-chloro-2-methoxy-3-nitro-

6-Chloro-2-methoxy-3-nitropyridine (CAS 40851-91-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H5ClN2O3 and a molecular weight of 188.568 g/mol. Key properties include a boiling point of 284.8±35.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 126.0±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
40851-91-0
Jingsj CID
J-1077866-2
Molecular Formula
C6H5ClN2O3
Molecular Weight
188.568 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point284.8±35.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point126.0±25.9 °C
Exact Mass187.998871
PSA67.94000
LogP1.99
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.565
Storage Conditions2-8°C

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-Chloro-2-methoxy-3-nitropyridine?

The CAS number of 6-Chloro-2-methoxy-3-nitropyridine is 40851-91-0.

What are the molecular formula and molecular weight of 6-Chloro-2-methoxy-3-nitropyridine?

6-Chloro-2-methoxy-3-nitropyridine has molecular formula C6H5ClN2O3 and molecular weight 188.568 g/mol.

What are the upstream and downstream products of 6-Chloro-2-methoxy-3-nitropyridine?

For 6-Chloro-2-methoxy-3-nitropyridine, Upstream Products: Methanol, 2,6-Dichloro-3-nitropyridine, Sodium methoxide.

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-Chloro-2-methoxy-3-nitropyridine (CAS 40851-91-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1077866-2 (accessed 2026-11-09).

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