Description

Benzoic Acid 2-[(2-Hydroxy-5-Methylphenyl)Methyl]-4-Methylphenyl Ester is a specialized organic ester compound valued for its performance as a light stabilizer and functional additive in polymer systems. Its molecular structure is engineered to absorb and dissipate ultraviolet (UV) light energy, thereby protecting materials from degradation. This product is essential for manufacturers in the plastics, coatings, and specialty chemical industries seeking to enhance the durability and longevity of their formulations.

Application

• Polymer Light Stabilizer: A key additive in plastics and synthetic polymers to prevent UV-induced degradation, yellowing, and loss of mechanical properties.
• Coatings and Paints: Incorporated into industrial and automotive coatings to improve weatherability and color retention.
• Adhesives and Sealants: Used to maintain the integrity and performance of adhesive formulations exposed to sunlight.
• Specialty Chemical Intermediate: Serves as a building block for synthesizing more complex UV-absorbing molecules and performance chemicals.
• Packaging Materials: Applied in films and containers to protect contents from light exposure and extend shelf life.

Basic Information

Product Name	Benzoic Acid 2-[(2-Hydroxy-5-Methylphenyl)Methyl]-4-Methylphenyl Ester
CAS No.	71840-30-7
Molecular Formula	C22H20O3
Molecular Weight	332.40 g/mol
Synonyms	2-Hydroxy-5-methylbenzyl 4-Methylphenyl Benzoate; 2-(2-Hydroxy-5-methylbenzyl)-4-methylphenyl Benzoate; UV Absorber 71840-30-7; Benzoic Acid, 2-[(2-Hydroxy-5-methylphenyl)methyl]-4-methylphenyl Ester; Light Stabilizer 71840-30-7; 4-Methyl-2-[(2-hydroxy-5-methylphenyl)methyl]phenyl Benzoate
EINECS	Contact for details

Quality Control

Our production of Benzoic Acid 2-[(2-Hydroxy-5-Methylphenyl)Methyl]-4-Methylphenyl Ester adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise customer specifications and industry benchmarks. Certificates of Analysis (COA) documenting all critical parameters are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.