2-hydroxy-5-(trifluoromethoxy)benzoic acid

2-羟基-5-(三氟甲氧基)苯甲酸

Also known as: 2-HYDROXY-5-(TRIFLUOROMETHOXY)BENZOIC ACID, 2-hydroxy-5-trifluoromethoxy-benzoic acid, 5-(Trifluoromethoxy)salicylic acid, 5-(trifluoromethoxy)salicylic acid, Benzoic acid, 2-hydroxy-5-(trifluoromethoxy)-, MFCD01091003, RARECHEM AL BE 0338

2-hydroxy-5-(trifluoromethoxy)benzoic acid (CAS 129644-57-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H5F3O4 and a molecular weight of 222.11800 g/mol. It is also known as 2-HYDROXY-5-(TRIFLUOROMETHOXY)BENZOIC ACID, 2-hydroxy-5-trifluoromethoxy-benzoic acid and 5-(Trifluoromethoxy)salicylic acid. Key properties include a melting point of 130-132, a boiling point of 291.7ºC at 760 mmHg, a density of 1.577g/cm3 and a flash point of 130.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
129644-57-1
Jingsj CID
J-32830-6
Molecular Formula
C8H5F3O4
Chinese Name
2-羟基-5-(三氟甲氧基)苯甲酸
Molecular Weight
222.11800 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point130-132
Boiling Point291.7ºC at 760 mmHg
Density1.577g/cm3
Flash Point130.2ºC

Frequently Asked Questions

What is the CAS number of 2-hydroxy-5-(trifluoromethoxy)benzoic acid?

The CAS number of 2-hydroxy-5-(trifluoromethoxy)benzoic acid is 129644-57-1.

What are the molecular formula and molecular weight of 2-hydroxy-5-(trifluoromethoxy)benzoic acid?

2-hydroxy-5-(trifluoromethoxy)benzoic acid has molecular formula C8H5F3O4 and molecular weight 222.11800 g/mol.

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

Last updated:

How to cite: Jingsj. "2-hydroxy-5-(trifluoromethoxy)benzoic acid (CAS 129644-57-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32830-6 (accessed 2026-10-24).

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