Description

α-Methylbenzenebutyric Acid is a versatile aromatic carboxylic acid derivative, serving as a key intermediate in advanced organic synthesis. Its value lies in its unique molecular structure, which provides a reactive site for further chemical modifications to create more complex molecules. This compound is essential for research and development chemists in the pharmaceutical, agrochemical, and fine chemical industries seeking to build novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds targeting central nervous system and metabolic disorders.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators, where its aromatic core is incorporated into the final active molecule.
• Fine Chemical Production: Acts as a precursor for dyes, pigments, liquid crystals, and other specialty chemicals requiring specific aromatic-acid functionalities.
• Polymer Chemistry: Employed as a monomer or co-monomer in the synthesis of specialty polyesters and polyamides, imparting specific thermal or mechanical properties.
• Organic Synthesis Research: A valuable reagent in academic and industrial R&D labs for exploring new carbon-carbon bond formation reactions and catalytic processes.
• Flavor & Fragrance Ingredient Synthesis: Serves as a starting material for creating complex aromatic esters and other compounds used in high-value fragrance and flavor formulations.

Basic Information

Product Name	α-Methylbenzenebutyric Acid
CAS No.	1949-41-3
Molecular Formula	C11H14O2
Molecular Weight	178.23 g/mol
Synonyms	4-Methyl-4-phenylbutyric acid; 4-Phenyl-4-methylbutanoic acid; γ-Methyl-γ-phenylbutyric acid; Benzenebutanoic acid, α-methyl-; 4-Methyl-4-phenylbutanoic acid; α-Methyl-γ-phenylbutyric acid; (4-Methyl-4-phenyl)butyric acid
EINECS	217-771-5

Quality Control

Our α-Methylbenzenebutyric Acid is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency meet the high standards required for synthesis applications. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting key parameters such as assay, impurity profile, and physical characteristics.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and sources of ignition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	85°C - 90°C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.