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2-Hydroxyphenoxyacetic acid

Also known as: 2-Hydroxyphenoxyacetic acid, 2-(2-Hydroxyphenoxy)acetic acid, Acetic acid, 2-(2-hydroxyphenoxy)-, o-Hydroxyphenoxyacetic acid, NSC 30092, MFCD00015454

2-Hydroxyphenoxyacetic acid (CAS 6324-11-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H8O4 and a molecular weight of 168.14700 g/mol. Key properties include a melting point of 138-141ºC, a boiling point of 339.6ºC at 760 mmHg, a density of 1.367 g/cm3 and a flash point of 143ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6324-11-4
Jingsj CID
J-15889-4
Molecular Formula
C8H8O4
Molecular Weight
168.14700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point138-141ºC
Boiling Point339.6ºC at 760 mmHg
Density1.367 g/cm3
Flash Point143ºC
Exact Mass168.04200
PSA66.76000
LogP0.85560
Refractive Index1.581

Customs & Trade Information

HS Code2918990090
Summary2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2-Hydroxyphenoxyacetic acid?

The CAS number of 2-Hydroxyphenoxyacetic acid is 6324-11-4.

What are the molecular formula and molecular weight of 2-Hydroxyphenoxyacetic acid?

2-Hydroxyphenoxyacetic acid has molecular formula C8H8O4 and molecular weight 168.14700 g/mol.

What are the upstream and downstream products of 2-Hydroxyphenoxyacetic acid?

For 2-Hydroxyphenoxyacetic acid, Upstream Products: ethyl 2-(2-hydroxyphenoxy)acetate, Catechol, Ethyl bromoacetate; Downstream Products: Catechol, 2,2'-(1,2-Phenylenebis(oxy))diacetic acid, ethyl 2-(2-hydroxyphenoxy)acetate.

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

Last updated:

How to cite: Jingsj. "2-Hydroxyphenoxyacetic acid (CAS 6324-11-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-15889-4 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.