4-Methyltetrahydro-2H-pyran-4-carboxylic acid

4-甲基四氢吡喃-4-甲酸

Also known as: 4-Methyloxane-4-carboxylic acid, 4-Methyltetrahydropyran-4-carboxylic acid, Tetrahydro-4-methyl-2H-pyran-4-carboxylic acid, 2H-Pyran-4-carboxylic acid, tetrahydro-4-methyl-

4-Methyltetrahydro-2H-pyran-4-carboxylic acid (CAS 233276-38-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H12O3 and a molecular weight of 144.168 g/mol. It is also known as 4-Methyloxane-4-carboxylic acid, 4-Methyltetrahydropyran-4-carboxylic acid and Tetrahydro-4-methyl-2H-pyran-4-carboxylic acid. Key properties include a boiling point of 256.8±33.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 105.1±18.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 233276-38-5
Jingsj CID: J-1151161-6
Molecular Formula: C₇H₁₂O₃
Chinese Name: 4-甲基四氢吡喃-4-甲酸
Molecular Weight: 144.168 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	256.8±33.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	105.1±18.9 °C

Frequently Asked Questions

What is the CAS number of 4-Methyltetrahydro-2H-pyran-4-carboxylic acid?

The CAS number of 4-Methyltetrahydro-2H-pyran-4-carboxylic acid is 233276-38-5.

What are the molecular formula and molecular weight of 4-Methyltetrahydro-2H-pyran-4-carboxylic acid?

4-Methyltetrahydro-2H-pyran-4-carboxylic acid has molecular formula C7H12O3 and molecular weight 144.168 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-Methyltetrahydro-2H-pyran-4-carboxylic acid (CAS 233276-38-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1151161-6 (accessed 2026-10-22).

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