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3-Methyl-4-pentenoic acid

3-甲基-4-戊烯酸

Also known as: 3-METHYL-4-PENTENOIC ACID 97, 3-METHYL-4-PENTENOIC ACID 97%, 3-Methylpent-4-enoic acid, 3-methyl-pent-4-enoic acid, 4-Pentenoic acid, 3-methyl-, MFCD03427129

3-Methyl-4-pentenoic acid (CAS 1879-03-4) 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 114.14200 g/mol. It is also known as 3-METHYL-4-PENTENOIC ACID 97, 3-METHYL-4-PENTENOIC ACID 97% and 3-Methylpent-4-enoic acid. Key properties include a boiling point of 75-76ºC4 mm Hg(lit.), a density of 0.94 g/mL at 25ºC(lit.) and a flash point of 200 °F. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1879-03-4
Jingsj CID
J-494-7
Molecular Formula
C6H10O2
Chinese Name
3-甲基-4-戊烯酸
Molecular Weight
114.14200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point75-76ºC4 mm Hg(lit.)
Density0.94 g/mL at 25ºC(lit.)
Flash Point200 °F

GHS Safety & Compliance

CorrosionSignal word: Danger

Frequently Asked Questions

What is the CAS number of 3-Methyl-4-pentenoic acid?

The CAS number of 3-Methyl-4-pentenoic acid is 1879-03-4.

What are the molecular formula and molecular weight of 3-Methyl-4-pentenoic acid?

3-Methyl-4-pentenoic acid has molecular formula C6H10O2 and molecular weight 114.14200 g/mol.

Is 3-Methyl-4-pentenoic acid hazardous?

3-Methyl-4-pentenoic 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. "3-Methyl-4-pentenoic acid (CAS 1879-03-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-494-7 (accessed 2026-10-23).

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