5-Nitrobenzofuran

5-硝基苯并呋喃

Also known as: 5-Nitro-1-benzofuran, 5-nitro-[2,3]-benzofuran, Benzofuran, 5-nitro-, 5-nitrobenzo[b]furan

5-Nitrobenzofuran (CAS 18761-31-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H5NO3 and a molecular weight of 163.130 g/mol. It is also known as 5-Nitro-1-benzofuran, 5-nitro-[2,3]-benzofuran and Benzofuran, 5-nitro-. Key properties include a melting point of 114-115°C, a boiling point of 273.1±13.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 119.0±19.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
18761-31-4
Jingsj CID
J-1035381-1
Molecular Formula
C8H5NO3
Chinese Name
5-硝基苯并呋喃
Molecular Weight
163.130 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point114-115°C
Boiling Point273.1±13.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point119.0±19.8 °C

Frequently Asked Questions

What is the CAS number of 5-Nitrobenzofuran?

The CAS number of 5-Nitrobenzofuran is 18761-31-4.

What are the molecular formula and molecular weight of 5-Nitrobenzofuran?

5-Nitrobenzofuran has molecular formula C8H5NO3 and molecular weight 163.130 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Nitrobenzofuran (CAS 18761-31-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1035381-1 (accessed 2026-10-22).

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