3-Nitro-2-pyridinesulfenyl chloride

3-硝基-2-吡啶次磺酰氯

Also known as: (3-nitropyridin-2-yl) thiohypochlorite, 2-(chlorosulfanyl)-3-nitropyridine, 2-Pyridinesulfenyl chloride, 3-nitro-, 3-nitro-2-pyridinylsulfenyl chloride, 3-nitropyridine-2-sulfenyl chloride, 3-nitropyridinesulfenyl chloride, NPYS-CL, Npys, Npys-Cl, Pyridine,2-chlorothio-3-nitro, thiohypochlorous acid (3-nitro-2-pyridinyl) ester

3-Nitro-2-pyridinesulfenyl chloride (CAS 68206-45-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H3ClN2O2S and a molecular weight of 190.60800 g/mol. It is also known as (3-nitropyridin-2-yl) thiohypochlorite, 2-(chlorosulfanyl)-3-nitropyridine and 2-Pyridinesulfenyl chloride, 3-nitro-. Key properties include a melting point of 205ºC (dec.)(lit.), a boiling point of 376.8ºC at 760mmHg, a density of 1.58g/cm3 and a flash point of 181.7ºC. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
68206-45-1
Jingsj CID
J-26496-7
Molecular Formula
C5H3ClN2O2S
Chinese Name
3-硝基-2-吡啶次磺酰氯
Molecular Weight
190.60800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point205ºC (dec.)(lit.)
Boiling Point376.8ºC at 760mmHg
Density1.58g/cm3
Flash Point181.7ºC

GHS Safety & Compliance

CorrosionSignal word: Danger

Frequently Asked Questions

What is the CAS number of 3-Nitro-2-pyridinesulfenyl chloride?

The CAS number of 3-Nitro-2-pyridinesulfenyl chloride is 68206-45-1.

What are the molecular formula and molecular weight of 3-Nitro-2-pyridinesulfenyl chloride?

3-Nitro-2-pyridinesulfenyl chloride has molecular formula C5H3ClN2O2S and molecular weight 190.60800 g/mol.

Is 3-Nitro-2-pyridinesulfenyl chloride hazardous?

3-Nitro-2-pyridinesulfenyl chloride has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "3-Nitro-2-pyridinesulfenyl chloride (CAS 68206-45-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-26496-7 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.