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2-Heptenoic acid

2-庚烯酸

Also known as: (2E)-2-Heptenoic acid, 2-HEPTENOIC ACID, HEPT-2-ENOIC ACID, Hept-2-ensaeure, RARECHEM AL BK 0163, TRANS-2-HEPTENOIC ACID

2-Heptenoic acid (CAS 18999-28-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H12O2 and a molecular weight of 128.16900 g/mol. It is also known as (2E)-2-Heptenoic acid, 2-HEPTENOIC ACID and HEPT-2-ENOIC ACID. Key properties include a boiling point of 226.6ºC at 760 mmHg, a density of 0.968 g/cm3 and a flash point of 133.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
18999-28-5
Jingsj CID
J-29307-1
Molecular Formula
C7H12O2
Chinese Name
2-庚烯酸
Molecular Weight
128.16900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point226.6ºC at 760 mmHg
Density0.968 g/cm3
Flash Point133.4ºC

Frequently Asked Questions

What is the CAS number of 2-Heptenoic acid?

The CAS number of 2-Heptenoic acid is 18999-28-5.

What are the molecular formula and molecular weight of 2-Heptenoic acid?

2-Heptenoic acid has molecular formula C7H12O2 and molecular weight 128.16900 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Heptenoic acid (CAS 18999-28-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-29307-1 (accessed 2026-10-22).

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