Description

Benzoic Acid, 2-Hydroxy-, 1,1-Dimethylethyl Ester is a specialized organic ester derived from salicylic acid, serving as a versatile intermediate and functional additive. This compound is valued for its ability to impart specific chemical properties, such as acting as a light stabilizer, antioxidant, or fragrance component in advanced formulations. It is primarily utilized by manufacturers in the polymer, personal care, and specialty chemical industries seeking to enhance product performance and stability.

Application

• Polymer Additive: Acts as a light stabilizer and antioxidant in plastics and synthetic resins to prevent degradation from UV exposure and oxidation.
• Personal Care & Cosmetics: Used as a fragrance ingredient and stabilizing agent in creams, lotions, and sunscreens.
• Chemical Intermediate: Serves as a key building block in the synthesis of more complex organic molecules, including pharmaceuticals and agrochemicals.
• Coating & Adhesive Formulations: Incorporated to improve the durability and weatherability of industrial coatings, paints, and adhesives.
• Lubricant & Fuel Additive: Functions as an antioxidant additive in synthetic lubricants and specialty fuels to extend service life.

Basic Information

Product Name	Benzoic Acid, 2-Hydroxy-, 1,1-Dimethylethyl Ester
CAS No.	23408-05-1
Molecular Formula	C13H18O3
Molecular Weight	222.28 g/mol
Synonyms	tert-Butyl Salicylate; 2-Hydroxybenzoic Acid tert-Butyl Ester; Salicylic Acid tert-Butyl Ester; Benzoic Acid, 2-Hydroxy-, tert-Butyl Ester; 3,5-Di-tert-butyl-4-hydroxybenzoic Acid (related isomer); BHT Salicylate (common trade name); TBS; Butylated Hydroxytoluene Salicylate
EINECS	245-617-5

Quality Control

Our Benzoic Acid, 2-Hydroxy-, 1,1-Dimethylethyl Ester is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with key parameters including assay, impurity profile, and physical specifications. Our quality commitment supports applications requiring reliable and traceable raw materials.

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 heat sources and incompatible materials. Due to its light-sensitive nature, the container should be opaque or stored in darkness.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	62 - 66 °C
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm
Residue on Ignition	≤ 0.1%

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