5-Nitrothiophene-2-carbonitrile

5-硝基噻吩-2-甲腈

Also known as: 2-Cyano-5-nitrothiophene, 2-Nitrothiophene-5-carbonitrile, 2-Thiophenecarbonitrile,5-nitro-, 5-Cyano-2-nitrothiophene, 5-Nitro-2-thiophenecarbonitrile, AKOS 92290, BUTTPARK 121\04-20, MFCD00052401

5-Nitrothiophene-2-carbonitrile (CAS 16689-02-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H2N2O2S and a molecular weight of 154.147 g/mol. It is also known as 2-Cyano-5-nitrothiophene, 2-Nitrothiophene-5-carbonitrile and 2-Thiophenecarbonitrile,5-nitro-. Key properties include a melting point of 42-46ºC, a boiling point of 273.9±25.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 119.4±23.2 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
16689-02-4
Jingsj CID
J-25063-6
Molecular Formula
C5H2N2O2S
Chinese Name
5-硝基噻吩-2-甲腈
Molecular Weight
154.147 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point42-46ºC
Boiling Point273.9±25.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point119.4±23.2 °C

GHS Safety & Compliance

Corrosion / Acute ToxicitySignal word: Danger

Frequently Asked Questions

What is the CAS number of 5-Nitrothiophene-2-carbonitrile?

The CAS number of 5-Nitrothiophene-2-carbonitrile is 16689-02-4.

What are the molecular formula and molecular weight of 5-Nitrothiophene-2-carbonitrile?

5-Nitrothiophene-2-carbonitrile has molecular formula C5H2N2O2S and molecular weight 154.147 g/mol.

Is 5-Nitrothiophene-2-carbonitrile hazardous?

5-Nitrothiophene-2-carbonitrile 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. "5-Nitrothiophene-2-carbonitrile (CAS 16689-02-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-25063-6 (accessed 2026-10-22).

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