2-Bromo-5-nitrothiophene

2-溴-5-硝基噻吩

Also known as: 2-Nitro-5-bromothiophene, 5-Bromo-2-nitrothiophene, 5-Nitro-2-bromothiophene, Thiophene, 2-bromo-5-nitro-, 2-Bromo-5-nitrothiophen, 2-Bromo-5-nitro-thiophene, NSC 511505

2-Bromo-5-nitrothiophene (CAS 13195-50-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H2BrNO2S and a molecular weight of 208.033 g/mol. It is also known as 2-Nitro-5-bromothiophene, 5-Bromo-2-nitrothiophene and 5-Nitro-2-bromothiophene. Key properties include a melting point of 44-48 °C(lit.), a boiling point of 253.2±20.0 °C at 760 mmHg, a density of 1.9±0.1 g/cm3 and a flash point of 106.9±21.8 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
13195-50-1
Jingsj CID
J-1994092-4
Molecular Formula
C4H2BrNO2S
Chinese Name
2-溴-5-硝基噻吩
Molecular Weight
208.033 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point44-48 °C(lit.)
Boiling Point253.2±20.0 °C at 760 mmHg
Density1.9±0.1 g/cm3
Flash Point106.9±21.8 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 2-Bromo-5-nitrothiophene?

The CAS number of 2-Bromo-5-nitrothiophene is 13195-50-1.

What are the molecular formula and molecular weight of 2-Bromo-5-nitrothiophene?

2-Bromo-5-nitrothiophene has molecular formula C4H2BrNO2S and molecular weight 208.033 g/mol.

Is 2-Bromo-5-nitrothiophene hazardous?

2-Bromo-5-nitrothiophene 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-Bromo-5-nitrothiophene (CAS 13195-50-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1994092-4 (accessed 2026-10-22).

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