3,4-Difluoro-2-methoxybenzoic acid

3,4-二氟-2-甲氧基苯甲酸

Also known as: 3,4-Difluoro-o-anisic acid, Benzoic acid, 3,4-difluoro-2-methoxy-, 6-Carboxy-2,3-difluoroanisole

3,4-Difluoro-2-methoxybenzoic acid (CAS 875664-52-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H6F2O3 and a molecular weight of 188.128 g/mol. It is also known as 3,4-Difluoro-o-anisic acid, Benzoic acid, 3,4-difluoro-2-methoxy- and 6-Carboxy-2,3-difluoroanisole. Key properties include a melting point of 137-139°C, a boiling point of 276.9±35.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 121.2±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
875664-52-1
Jingsj CID
J-26024-4
Molecular Formula
C8H6F2O3
Chinese Name
3,4-二氟-2-甲氧基苯甲酸
Molecular Weight
188.128 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point137-139°C
Boiling Point276.9±35.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point121.2±25.9 °C

Frequently Asked Questions

What is the CAS number of 3,4-Difluoro-2-methoxybenzoic acid?

The CAS number of 3,4-Difluoro-2-methoxybenzoic acid is 875664-52-1.

What are the molecular formula and molecular weight of 3,4-Difluoro-2-methoxybenzoic acid?

3,4-Difluoro-2-methoxybenzoic acid has molecular formula C8H6F2O3 and molecular weight 188.128 g/mol.

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

Last updated:

How to cite: Jingsj. "3,4-Difluoro-2-methoxybenzoic acid (CAS 875664-52-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-26024-4 (accessed 2026-10-23).

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