Description

Pentamethylbenzoic Acid is a highly substituted benzoic acid derivative characterized by its five methyl groups, offering unique steric and electronic properties. This compound serves as a valuable advanced intermediate in organic synthesis, particularly for creating complex molecules where high substitution and specific spatial orientation are required. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs), especially for drugs requiring sterically hindered aromatic systems.
• Agrochemical Synthesis: Serves as a key building block for creating advanced herbicides, fungicides, and plant growth regulators.
• Ligand and Catalyst Development: Employed in the preparation of specialized ligands for metal-catalyzed reactions and organometallic chemistry.
• Material Science Research: Acts as a precursor for organic semiconductors, liquid crystals, and polymers with tailored thermal and optical properties.
• Fine Chemical Production: Utilized in custom synthesis and contract manufacturing for high-value, low-volume specialty chemicals.
• Academic and R&D: A crucial reagent for methodological development in organic chemistry and novel reaction pathway exploration.

Basic Information

Product Name	Pentamethylbenzoic Acid
CAS No.	2243-32-5
Molecular Formula	C₁₂H₁₆O₂
Molecular Weight	192.26 g/mol
Synonyms	2,3,4,5,6-Pentamethylbenzoic Acid; Prehnitic Acid; 2,3,4,5,6-Pentamethylbenzenecarboxylic Acid; Benzoic acid, pentamethyl-; NSC 403796
EINECS	Contact for details

Quality Control

Our Pentamethylbenzoic Acid is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure high purity and consistent performance. We provide detailed Certificates of Analysis (COA) with every shipment, documenting key parameters such as assay and impurity profiles. Our quality commitment supports applications requiring reliable and traceable raw materials for GMP and research purposes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials such as strong bases and oxidizing agents. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	168°C - 172°C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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