5-Norbornene-2-carboxylic acid

5-降冰片烯-2-羧酸

Also known as: Bicyclo[2.2.1]hept-5-ene-2-carboxylic acid, 8,9,10-Trinorborna-5-ene-2-carboxylic acid, Norbornenecarboxylic acid, 5-Norbornene-2-carboxylic acid (mixture of endo and exo)

5-Norbornene-2-carboxylic acid (CAS 120-74-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H10O2 and a molecular weight of 138.164 g/mol. It is also known as Bicyclo[2.2.1]hept-5-ene-2-carboxylic acid, 8,9,10-Trinorborna-5-ene-2-carboxylic acid and Norbornenecarboxylic acid. Key properties include a boiling point of 266.7±19.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 120.8±16.2 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
120-74-1
Jingsj CID
J-47931-4
Molecular Formula
C8H10O2
Chinese Name
5-降冰片烯-2-羧酸
Molecular Weight
138.164 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point266.7±19.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point120.8±16.2 °C

GHS Safety & Compliance

CorrosionSignal word: Danger

Frequently Asked Questions

What is the CAS number of 5-Norbornene-2-carboxylic acid?

The CAS number of 5-Norbornene-2-carboxylic acid is 120-74-1.

What are the molecular formula and molecular weight of 5-Norbornene-2-carboxylic acid?

5-Norbornene-2-carboxylic acid has molecular formula C8H10O2 and molecular weight 138.164 g/mol.

Is 5-Norbornene-2-carboxylic acid hazardous?

5-Norbornene-2-carboxylic acid 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-Norbornene-2-carboxylic acid (CAS 120-74-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-47931-4 (accessed 2026-10-24).

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