4,4,4-Trifluoro-3-hydroxy-3-methylbutanoic acid

4,4,4-三氟-3-羟基-3-甲基丁酸

Also known as: 3-Hydroxy-3-methyl-4,4,4-trifluorobutyric acid, 3-Hydroxy-3-(trifluoromethyl)butyric acid, 4,4,4-Trifluoro-3-hydroxy-3-methylbutyric acid, 3-Hydroxy-4,4,4-trifluoroisovaleric acid, rac-3-Trifluoromethyl-3-hydroxy-butyric acid, MFCD00039531

4,4,4-Trifluoro-3-hydroxy-3-methylbutanoic acid (CAS 338-03-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H7F3O3 and a molecular weight of 172.10200 g/mol. It is also known as 3-Hydroxy-3-methyl-4,4,4-trifluorobutyric acid, 3-Hydroxy-3-(trifluoromethyl)butyric acid and 4,4,4-Trifluoro-3-hydroxy-3-methylbutyric acid. Key properties include a melting point of 30 °C, a boiling point of 87 °C, a density of 1.3880 and a flash point of 87-90°C/0.5mm. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
338-03-4
Jingsj CID
J-34280-7
Molecular Formula
C5H7F3O3
Chinese Name
4,4,4-三氟-3-羟基-3-甲基丁酸
Molecular Weight
172.10200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point30 °C
Boiling Point87 °C
Density1.3880
Flash Point87-90°C/0.5mm

Frequently Asked Questions

What is the CAS number of 4,4,4-Trifluoro-3-hydroxy-3-methylbutanoic acid?

The CAS number of 4,4,4-Trifluoro-3-hydroxy-3-methylbutanoic acid is 338-03-4.

What are the molecular formula and molecular weight of 4,4,4-Trifluoro-3-hydroxy-3-methylbutanoic acid?

4,4,4-Trifluoro-3-hydroxy-3-methylbutanoic acid has molecular formula C5H7F3O3 and molecular weight 172.10200 g/mol.

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

Last updated:

How to cite: Jingsj. "4,4,4-Trifluoro-3-hydroxy-3-methylbutanoic acid (CAS 338-03-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-34280-7 (accessed 2026-10-23).

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