4-Methylphenylacetic acid, 98%

Name: 4-Methylphenylacetic acid, 98%
Brand: Vaqora Chemicals
SKU: VQ-008357

About 4-Methylphenylacetic acid, 98%

4-Methylphenylacetic acid (CAS 622-47-9) is a carboxylic acid offered by Vaqora Chemicals with a typical assay of ≥98%. The compound has the formula C9H10O2, corresponding to a molecular weight of 150.17 g/mol. Its systematic (IUPAC) name is 2-(4-methylphenyl)acetic acid. It is also known as p-Tolylacetic acid or (4-Methylphenyl)acetic acid.

The material typically appears as white to light yellow powder or crystals. Literature values give a melting point of 88-92 °C. Store in a tightly closed container in a cool, dry and well-ventilated place. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

It is commonly used for molecular biology workflows and organic synthesis. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 5 g, 25 g, 100 g and 1 kg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Molecular biology workflows
Organic synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	4-Methylphenylacetic acid, 98%
Catalogue No.	VQ-008357
CAS Number	622-47-9
IUPAC name	2-(4-methylphenyl)acetic acid
Molecular formula	C₉H₁₀O₂
Molecular weight	150.17 g/mol
Exact mass	150.0681
Purity / assay	≥98%
HSN code	29163990
InChIKey	GXXXUZIRGXYDFP-UHFFFAOYSA-N
SMILES	CC1=CC=C(C=C1)CC(=O)O
PubChem CID	248474

Physical properties
Physical form	Crystalline
Appearance	White to light yellow powder or crystals
Melting point	88-92 °C
LogP (XLogP3)	1.9
H-bond donors / acceptors	1 / 2
TPSA	37.3 Å²
Synonyms	p-Tolylacetic acid, (4-Methylphenyl)acetic acid, (p-Tolyl)acetic acid, Acetic acid, (p-tolyl)-, p-Tolyacetic acid, 4-09-00-01795 (Beilstein Handbook Reference), 2-(p-Tolyl)acetic acid, p-Methylphenylacetic acid, Benzeneacetic acid, 4-methyl-, 4-Tolylacetic acid, 4-Methylbenzeneacetic acid, 2-p-tolylacetic acid

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, 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-Methylphenylacetic acid, 98%?

The CAS Registry Number of 4-Methylphenylacetic acid, 98% is 622-47-9. It is also known as p-Tolylacetic acid, (4-Methylphenyl)acetic acid, (p-Tolyl)acetic acid.

What is the molecular formula and molecular weight of 4-Methylphenylacetic acid, 98%?

4-Methylphenylacetic acid, 98% has the molecular formula C9H10O2 and a molecular weight of 150.17 g/mol. Its IUPAC name is 2-(4-methylphenyl)acetic acid.

Which grade and pack sizes of 4-Methylphenylacetic acid, 98% can I order?

We supply 4-Methylphenylacetic acid, 98% in (≥98%) grade, in 5 g, 25 g, 100 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 4-Methylphenylacetic acid, 98%?

Yes. Every lot of 4-Methylphenylacetic acid, 98% 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-Methylphenylacetic acid, 98% be shipped internationally?

Yes. 4-Methylphenylacetic acid, 98% 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.