Description

2,3,4-Trihydroxybenzophenone is a multifunctional phenolic compound with a benzophenone core structure. This chemical serves as a versatile intermediate and functional additive, valued for its ability to act as a UV absorber, antioxidant, and metal chelator. It is essential for manufacturers in the polymer, cosmetic, and specialty chemical industries seeking to enhance product stability and performance.

Application

• Polymer Stabilizer: Acts as a light stabilizer and antioxidant in plastics and synthetic resins to prevent degradation from UV exposure and thermal processing.
• Cosmetic Ingredient: Used in sunscreens and skincare formulations for its UV-filtering properties to protect against sun damage.
• Chemical Synthesis: Serves as a key building block (intermediate) for synthesizing more complex organic molecules, including pharmaceuticals and agrochemicals.
• Adhesives and Coatings: Incorporated into formulations to improve the weatherability and longevity of paints, varnishes, and adhesive systems.
• Analytical Chemistry: Utilized as a reagent or standard in chromatographic analysis and other laboratory procedures.

Basic Information

Product Name	2,3,4-Trihydroxybenzophenone
CAS No.	1143-72-2
Molecular Formula	C13H10O4
Molecular Weight	230.22 g/mol
Synonyms	2,3,4-Trihydroxybenzophenone; Benzophenone-2 (BP-2); 2,2',4,4'-Tetrahydroxybenzophenone (isomeric); THBP; UV Absorber BP2; 2,3,4-Trihydroxy benzophenone; (2,3,4-Trihydroxyphenyl)(phenyl)methanone
EINECS	214-519-7

Quality Control

Our 2,3,4-Trihydroxybenzophenone is produced under a stringent quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise purity and compositional specifications. A Certificate of Analysis (COA) detailing results for identity, assay, and impurity profiles is provided with every shipment to guarantee consistent quality and traceability.

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	Yellow to light brown powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Melting Point	190°C - 205°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.