Description

Benzeneacetic Acid, 4-(1,1-Dimethylethyl)-α-Methyl- is a specialized aromatic carboxylic acid derivative, valued for its unique sterically hindered structure which imparts specific reactivity and stability profiles. This compound serves as a critical advanced pharmaceutical intermediate (API intermediate) and a versatile building block in fine chemical synthesis. It is primarily required by R&D laboratories and production facilities in the pharmaceutical, agrochemical, and specialty chemical sectors for developing new active ingredients and high-value materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or possessing anti-inflammatory properties.
• Agrochemical Synthesis: Used as a building block for creating advanced herbicides and plant growth regulators, leveraging its substituted phenylacetic acid backbone.
• Ligand and Catalyst Development: Employed in organometallic chemistry to create chelating ligands for asymmetric catalysis and metal complexation.
• Fine Chemical Production: Serves as a starting material for synthesizing fragrances, dyes, and other high-value specialty chemicals.
• Polymer Modification: Can be used to introduce bulky, hydrophobic side chains into polymer chains to alter physical properties like glass transition temperature and solubility.
• Research & Development: Essential compound for academic and industrial research exploring new organic reactions and material properties.

Basic Information

Product Name	Benzeneacetic Acid, 4-(1,1-Dimethylethyl)-α-Methyl-
CAS No.	40150-91-2
Molecular Formula	C13H18O2
Molecular Weight	206.28 g/mol
Synonyms	2-(4-tert-Butylphenyl)propanoic Acid; α-Methyl-4-tert-butylbenzeneacetic Acid; 4-tert-Butylhydratropic Acid; 2-(4-(tert-Butyl)phenyl)propionic Acid; p-tert-Butylhydratropic Acid; 4-(1,1-Dimethylethyl)-α-methyl-Benzenacetic Acid; 40150-91-2; NSC 163022
EINECS	Contact for details

Quality Control

Our Benzeneacetic Acid, 4-(1,1-Dimethylethyl)-α-Methyl- is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing including HPLC, GC, and NMR to ensure high purity and consistent chemical identity. We provide full traceability and detailed Certificates of Analysis (COA) upon request, supporting compliance with cGMP and ISO 9001 standards for our global clientele.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from strong bases, oxidizing agents, 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	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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