4-Hydroxy 3-methyl benzoic acid, 97%

About 4-Hydroxy 3-methyl benzoic acid, 97%

4-Hydroxy 3-methyl benzoic acid is a carboxylic acid carrying the CAS registry number 499-76-3 with a typical assay of 97%. The compound has the formula C8H8O3, corresponding to a molecular weight of 152.15 g/mol. It is also known as 4-Hydroxy-m-toluic acid or 3-methyl-4-hydroxybenzoic acid.

In its supplied form it is light yellow to yellow to orange powder or solid or crystals. Literature values give a melting point of 173-177 °C. Store in a tightly closed container in a cool, dry and well-ventilated place. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

It is commonly used for pharmaceutical synthesis and fine chemical synthesis. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 1 g, 10 g, 25 g and 1 kg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Pharmaceutical synthesis
Fine chemical synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	4-Hydroxy 3-methyl benzoic acid, 97%
Catalogue No.	VQ-008344
CAS Number	499-76-3
IUPAC name	4-hydroxy-3-methylbenzoic acid
Molecular formula	C₈H₈O₃
Molecular weight	152.15 g/mol
Exact mass	152.0473
Purity / assay	97%
HSN code	29182990
InChIKey	LTFHNKUKQYVHDX-UHFFFAOYSA-N
SMILES	CC1=C(C=CC(=C1)C(=O)O)O
PubChem CID	68138

Physical properties
Physical form	Crystalline
Appearance	Light yellow to yellow to orange powder or solid or crystals
Melting point	173-177 °C
LogP (XLogP3)	0.9
H-bond donors / acceptors	2 / 3
TPSA	57.5 Å²
Synonyms	4-Hydroxy-m-toluic acid, 3-methyl-4-hydroxybenzoic acid, 4,3-Cresotic acid, Benzoic acid, 4-hydroxy-3-methyl-, 4-Hydroxy-3-methyl-benzoic acid, 4-Hydroxy-3-MethylbenzoicAcid, 4-Hydroxy-m-toluate, 3-Methyl-4-hydroxybenzoate, 4-Hydroxy-3-methylbenzoate, 4-hydroxy-3-methyl benzoic acid, 4-Hydroxy-3-methylbenzoic acid, 97%, 4-Hydroxy-3-methylbe

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

Signal word: Danger

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H318Causes serious eye damage
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P305 + P354 + P338, P317, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of 4-Hydroxy 3-methyl benzoic acid, 97%?

The CAS Registry Number of 4-Hydroxy 3-methyl benzoic acid, 97% is 499-76-3. It is also known as 4-Hydroxy-m-toluic acid, 3-methyl-4-hydroxybenzoic acid, 4,3-Cresotic acid.

What is the molecular formula and molecular weight of 4-Hydroxy 3-methyl benzoic acid, 97%?

4-Hydroxy 3-methyl benzoic acid, 97% has the molecular formula C8H8O3 and a molecular weight of 152.15 g/mol. Its IUPAC name is 4-hydroxy-3-methylbenzoic acid.

Which grade and pack sizes of 4-Hydroxy 3-methyl benzoic acid, 97% can I order?

We supply 4-Hydroxy 3-methyl benzoic acid, 97% in (97%) grade, in 1 g, 10 g, 25 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 4-Hydroxy 3-methyl benzoic acid, 97%?

Yes. Every lot of 4-Hydroxy 3-methyl benzoic acid, 97% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 4-Hydroxy 3-methyl benzoic acid, 97% be shipped internationally?

Yes. 4-Hydroxy 3-methyl benzoic acid, 97% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.