3-(2-Nitroethenyl)pyridine

Also known as: 3-(2-Nitrovinyl)pyridine, (E)-3-(2-Nitrovinyl)pyridine, 2-(3-Pyridyl)-1-nitroethylene, 2-(pyridyl-3)-1-nitroethene, 3-(2-NITRO-VINYL)-PYRIDINE, Nitroethenylpyridine, 3-[(E)-2-nitroethenyl]pyridine

3-(2-Nitroethenyl)pyridine (CAS 3156-52-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H6N2O2 and a molecular weight of 150.13500 g/mol. Key properties include a melting point of 142ºC, a boiling point of 278.9ºC at 760 mmHg, a density of 1.252g/cm3 and a flash point of 122.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 3156-52-3
Jingsj CID: J-16060-1
Molecular Formula: C₇H₆N₂O₂
Molecular Weight: 150.13500 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	142ºC
Boiling Point	278.9ºC at 760 mmHg
Density	1.252g/cm3
Flash Point	122.5ºC
Exact Mass	150.04300
PSA	58.71000
LogP	1.85220
Refractive Index	1.61

Customs & Trade Information

HS Code	2933399090
Summary	2933399090. 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-(2-Nitroethenyl)pyridine?

The CAS number of 3-(2-Nitroethenyl)pyridine is 3156-52-3.

What are the molecular formula and molecular weight of 3-(2-Nitroethenyl)pyridine?

3-(2-Nitroethenyl)pyridine has molecular formula C7H6N2O2 and molecular weight 150.13500 g/mol.

What are the upstream and downstream products of 3-(2-Nitroethenyl)pyridine?

For 3-(2-Nitroethenyl)pyridine, Upstream Products: Nicotinaldehyde, 2-Nitro-1-(pyridin-3-yl)ethanol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "3-(2-Nitroethenyl)pyridine (CAS 3156-52-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-16060-1 (accessed 2026-11-09).

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