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3,5-Dinitropyridine

Also known as: 3,5-dinitro-pyridine, Nicotinic Acid EP Impurity I, Nicotinic Acid Impurity 2, Nicotinic Acid Impurity 9 (Nicotinic Acid EP Impurity I), Nicotinamide 3,5-Dinitropyridine Impurity, Pyridine, 3,5-dinitro-, Nicotinic Acid Impurity L (3,5-Dinitropyridine)

3,5-Dinitropyridine (CAS 940-06-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H3N3O4 and a molecular weight of 169.09500 g/mol. Key properties include a boiling point of 286.8ºC at 760 mmHg, a density of 1.59g/cm3 and a flash point of 127.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
940-06-7
Jingsj CID
J-1395186-5
Molecular Formula
C5H3N3O4
Molecular Weight
169.09500 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point286.8ºC at 760 mmHg
Density1.59g/cm3
Flash Point127.3ºC
Exact Mass169.01200
PSA104.53000
LogP1.94440
Refractive Index1.621

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 3,5-Dinitropyridine?

The CAS number of 3,5-Dinitropyridine is 940-06-7.

What are the molecular formula and molecular weight of 3,5-Dinitropyridine?

3,5-Dinitropyridine has molecular formula C5H3N3O4 and molecular weight 169.09500 g/mol.

What are the upstream and downstream products of 3,5-Dinitropyridine?

For 3,5-Dinitropyridine, Upstream Products: 2-Chloro-3,5-dinitropyridine, 2-Hydroxy-5-nitropyridine, 2-hydroxy-3,5-dinitropyridine; Downstream Products: 3,5-Diaminopyridine.

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

Last updated:

How to cite: Jingsj. "3,5-Dinitropyridine (CAS 940-06-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1395186-5 (accessed 2026-11-09).

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