Description

5-(1,1-Dimethylethyl)Salicylic Acid is a substituted salicylic acid derivative featuring a bulky tert-butyl group, which imparts unique steric and electronic properties. This compound serves as a versatile high-purity chemical intermediate for the synthesis of advanced materials and active pharmaceutical ingredients (APIs). It is primarily utilized by pharmaceutical, agrochemical, and specialty chemical manufacturers seeking to develop products with enhanced performance characteristics.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly non-steroidal anti-inflammatory drugs (NSAIDs) and other therapeutic agents.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators where the tert-butyl group modifies bioavailability and activity.
• UV Absorber & Stabilizer Precursor: Serves as a critical intermediate for manufacturing high-performance light stabilizers and ultraviolet absorbers for polymers and coatings.
• Organic Synthesis & Research: A valuable reagent in academic and industrial R&D for creating complex organic molecules, ligands, and functional materials.
• Dye & Pigment Intermediate: Employed in the synthesis of specialized dyes and organic pigments, contributing to color fastness and stability.
• Liquid Crystal & Electronic Material: Used in the development of organic semiconductors and liquid crystal display (LCD) components due to its molecular structure.

Basic Information

Product Name	5-(1,1-Dimethylethyl)Salicylic Acid
CAS No.	16094-31-8
Molecular Formula	C11H14O3
Molecular Weight	194.23 g/mol
Synonyms	5-tert-Butylsalicylic Acid; 5-tert-Butyl-2-hydroxybenzoic Acid; 2-Hydroxy-5-tert-butylbenzoic Acid; NSC 403697; 5-(tert-Butyl)salicylic Acid; 5-(2-Methyl-2-propanyl)-2-hydroxybenzoic Acid; 5-tert-Butylsalicylate (acid form); TBSA
EINECS	240-244-7

Quality Control

Our 5-(1,1-Dimethylethyl)Salicylic Acid is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets the highest standards of purity and consistency. Certificates of Analysis (COA) detailing identity, assay, and impurity profiles are provided and available upon request to support your quality assurance and regulatory compliance needs.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	158°C - 162°C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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