5-Nitrosalicylic acid

5-硝基水杨酸

Also known as: 2-Hydroxy-5-nitrobenzoic acid, 5-Nitro-2-hydroxybenzoic acid, Anilotic acid, Salicylic acid, 5-nitro-, Benzoic acid, 2-hydroxy-5-nitro-, Mesalazine Impurity 21, Mesalazine Impurity N (EP), NSC 183, NSC 175998

5-Nitrosalicylic acid (CAS 96-97-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H5NO5 and a molecular weight of 183.118 g/mol. It is also known as 2-Hydroxy-5-nitrobenzoic acid, 5-Nitro-2-hydroxybenzoic acid and Anilotic acid. Key properties include a melting point of 228-230 °C(lit.), a boiling point of 399.1±37.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 183.9±15.0 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
96-97-9
Jingsj CID
J-27724-2
Molecular Formula
C7H5NO5
Chinese Name
5-硝基水杨酸
Molecular Weight
183.118 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point228-230 °C(lit.)
Boiling Point399.1±37.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point183.9±15.0 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 5-Nitrosalicylic acid?

The CAS number of 5-Nitrosalicylic acid is 96-97-9.

What are the molecular formula and molecular weight of 5-Nitrosalicylic acid?

5-Nitrosalicylic acid has molecular formula C7H5NO5 and molecular weight 183.118 g/mol.

Is 5-Nitrosalicylic acid hazardous?

5-Nitrosalicylic acid 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. "5-Nitrosalicylic acid (CAS 96-97-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-27724-2 (accessed 2026-10-22).

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