Description

4,4',4''-Trihydroxytriphenylmethane is a versatile phenolic compound that serves as a key intermediate in the synthesis of advanced materials and specialty chemicals. Its molecular structure, featuring three phenolic hydroxyl groups attached to a central methane carbon, makes it a valuable building block for creating complex polymers, resins, and functional additives. This compound is particularly relevant for manufacturers in the polymer, electronics, and fine chemical industries seeking to develop high-performance materials with specific thermal or optical properties.

Application

• Polymer & Resin Synthesis: Acts as a crucial monomer or cross-linking agent in the production of high-performance phenolic resins, epoxy resins, and polycarbonates.
• Electronics & Optoelectronics: Used in the manufacture of photoresists, liquid crystal polymers (LCPs), and other electronic materials requiring precise chemical functionality.
• Dye & Pigment Intermediates: Serves as a precursor in the synthesis of triarylmethane dyes and other complex organic colorants.
• Antioxidant & Stabilizer Production: Functions as a key intermediate for creating phenolic antioxidants used to protect polymers and lubricants from oxidative degradation.
• Pharmaceutical & Agrochemical Intermediates: Employed in the research and development of active pharmaceutical ingredients (APIs) and agrochemicals.
• Analytical Chemistry & Research: Utilized as a standard or reagent in chemical analysis and academic research due to its defined phenolic structure.

Basic Information

Product Name	4,4',4''-Trihydroxytriphenylmethane
CAS No.	603-44-1
Molecular Formula	C19H16O3
Molecular Weight	292.33 g/mol
Synonyms	4,4',4''-Methylidynetrisphenol; Tris(4-hydroxyphenyl)methane; 1,1',1''-Methylidynetris[4-hydroxybenzene]; THTPM; 4-[bis(4-hydroxyphenyl)methyl]phenol; p,p',p''-Trihydroxytriphenylmethane; NSC 403914; Leucaurin
EINECS	210-048-1

Quality Control

Our 4,4',4''-Trihydroxytriphenylmethane is produced under stringent quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and impurity profiling, to meet exacting customer specifications. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed-upon standards. We support custom purity grades, from technical to high-purity, tailored for specific industrial or research applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Due to its propensity for oxidation, it is recommended to store this material under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation of quality, especially for high-purity grades. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	215 - 220 °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.