2,2'-Dithiobis(5-nitropyridine)

2,2'-二硫双(5-硝基吡啶)

Also known as: Bis(5-nitro-2-pyridyl) disulfide, DTNP, 1,2-Bis(5-nitropyridin-2-yl)disulfane, 5,5'-Dinitro-2,2'-dithiodipyridine, 5-Nitro-2-[(5-nitropyridin-2-yl)disulfanyl]pyridine, NSC 677436, MFCD00006453

2,2'-Dithiobis(5-nitropyridine) (CAS 2127-10-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H6N4O4S2 and a molecular weight of 310.30900 g/mol. It is also known as Bis(5-nitro-2-pyridyl) disulfide, DTNP and 1,2-Bis(5-nitropyridin-2-yl)disulfane. Key properties include a melting point of 155-157 °C(lit.), a boiling point of 514.2ºC at 760mmHg, a density of 1.65g/cm3 and a flash point of 264.8ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2127-10-8
Jingsj CID
J-4543-6
Molecular Formula
C10H6N4O4S2
Chinese Name
2,2'-二硫双(5-硝基吡啶)
Molecular Weight
310.30900 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point155-157 °C(lit.)
Boiling Point514.2ºC at 760mmHg
Density1.65g/cm3
Flash Point264.8ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 2,2'-Dithiobis(5-nitropyridine)?

The CAS number of 2,2'-Dithiobis(5-nitropyridine) is 2127-10-8.

What are the molecular formula and molecular weight of 2,2'-Dithiobis(5-nitropyridine)?

2,2'-Dithiobis(5-nitropyridine) has molecular formula C10H6N4O4S2 and molecular weight 310.30900 g/mol.

Is 2,2'-Dithiobis(5-nitropyridine) hazardous?

2,2'-Dithiobis(5-nitropyridine) has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "2,2'-Dithiobis(5-nitropyridine) (CAS 2127-10-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4543-6 (accessed 2026-10-22).

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