2-Methylenepentanoic acid

2-丙基丙烯酸

Also known as: 2-Propylacrylic acid, 2-propylacrylic acid 99, 2-methylidenepentanoic acid, 2-methylidenepentanoicaci, 2-propylpropenoic acid, Pentanoic acid, 2-methylene-, n-propylacrylic acid, propylacrylic acid

2-Methylenepentanoic acid (CAS 5650-75-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H10O2 and a molecular weight of 114.142 g/mol. It is also known as 2-Propylacrylic acid, 2-propylacrylic acid 99 and 2-methylidenepentanoic acid. Key properties include a boiling point of 203.9±9.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 110.1±9.6 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5650-75-9
Jingsj CID
J-39195-7
Molecular Formula
C6H10O2
Chinese Name
2-丙基丙烯酸
Molecular Weight
114.142 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point203.9±9.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point110.1±9.6 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 2-Methylenepentanoic acid?

The CAS number of 2-Methylenepentanoic acid is 5650-75-9.

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

2-Methylenepentanoic acid has molecular formula C6H10O2 and molecular weight 114.142 g/mol.

Is 2-Methylenepentanoic acid hazardous?

2-Methylenepentanoic 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. "2-Methylenepentanoic acid (CAS 5650-75-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-39195-7 (accessed 2026-10-22).

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