4-Chloro-2-nitrophenol

4-氯-2-硝基苯酚

Also known as: 2-nitro-4-chlorophenol, o-nitro-p-chlorophenol, p-Chloro-o-nitrophenol, 5-chloro-2-hydroxynitrobenzene, 1-chloro-4-hydroxy-3-nitrobenzene, 2-NO2-4-Cl-phenol, NSC 520345, MFCD00007113, AKOS BBS-00004667

4-Chloro-2-nitrophenol (CAS 89-64-5) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C6H4ClNO3 and a molecular weight of 173.554 g/mol. It is also known as 2-nitro-4-chlorophenol, o-nitro-p-chlorophenol and p-Chloro-o-nitrophenol. Key properties include a melting point of 85-87 °C(lit.), a boiling point of 242.5±20.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 100.4±21.8 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
89-64-5
Jingsj CID
J-33090-5
Molecular Formula
C6H4ClNO3
Chinese Name
4-氯-2-硝基苯酚
Molecular Weight
173.554 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point85-87 °C(lit.)
Boiling Point242.5±20.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point100.4±21.8 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 4-Chloro-2-nitrophenol?

The CAS number of 4-Chloro-2-nitrophenol is 89-64-5.

What are the molecular formula and molecular weight of 4-Chloro-2-nitrophenol?

4-Chloro-2-nitrophenol has molecular formula C6H4ClNO3 and molecular weight 173.554 g/mol.

Is 4-Chloro-2-nitrophenol hazardous?

4-Chloro-2-nitrophenol 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. "4-Chloro-2-nitrophenol (CAS 89-64-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-33090-5 (accessed 2026-10-22).

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