Description

4-(3,5-Dimethylphenyl)-3-Methylbenzoic Acid is a high-purity, synthetically derived benzoic acid derivative characterized by its dimethylphenyl substitution pattern. This compound serves as a critical advanced pharmaceutical intermediate and a versatile organic building block for the synthesis of complex molecules. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to introduce specific steric and electronic properties into their target compounds.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for candidates targeting central nervous system (CNS) disorders and inflammatory pathways.
• Agrochemical Synthesis: Used as a building block for developing novel herbicides and fungicides, leveraging its aromatic structure for bioactivity.
• Ligand and Catalyst Development: Serves as a foundational structure for creating specialized ligands in asymmetric catalysis and metal-organic frameworks (MOFs).
• Material Science Research: Employed in the development of organic semiconductors, liquid crystals, and polymers requiring tailored aromatic components.
• Chemical Research & Development: A valuable reagent for method development and exploring new organic reactions in academic and industrial laboratories.
• Fine Chemical Production: Intermediate for manufacturing dyes, pigments, and other performance chemicals where specific substitution patterns are required.

Basic Information

Product Name	4-(3,5-Dimethylphenyl)-3-Methylbenzoic Acid
CAS No.	1261971-14-5
Molecular Formula	C16H16O2
Molecular Weight	240.30 g/mol
Synonyms	3-Methyl-4-(3,5-dimethylphenyl)benzoic Acid; 4-(3,5-Dimethylphenyl)-3-methylbenzoic Acid; Benzoic acid, 4-(3,5-dimethylphenyl)-3-methyl-; 1261971-14-5; 4-(3,5-Dimethylphenyl)-3-methyl-benzoic acid; 3-Methyl-4-(3',5'-dimethylphenyl)benzoic acid; 4-(3,5-Dimethylphenyl)-3-methylbenzoic acid (CAS 1261971-14-5)
EINECS	Contact for details

Quality Control

Our production of 4-(3,5-Dimethylphenyl)-3-Methylbenzoic Acid adheres to stringent in-process controls and final release testing to ensure batch-to-batch consistency and high purity. Every lot is supported by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We operate under a cGMP-compliant quality management system suitable for pharmaceutical applications, and can provide material for R&D through to commercial scale with full regulatory support documentation.

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). The compound is moisture-sensitive; keep the container tightly sealed in a dry environment. Keep away from strong oxidizers and bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Purity (HPLC, Area %)	≥ 99.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm
Single Unknown Impurity	≤ 0.5%
Total Impurities	≤ 1.0%

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