Description

Chembrdg-Bb 4024647 is a high-purity chemical compound identified by CAS NO 119-88-0, known in the industry as 2,2'-Dihydroxy-4,4'-dimethoxybenzophenone. This specialized benzophenone derivative serves as a critical intermediate and functional additive, valued for its unique photochemical properties. It is essential for manufacturers in the polymer, coatings, and specialty chemical sectors seeking to enhance product performance and stability under light exposure.

Application

• UV Absorber and Light Stabilizer: A key component in plastics, coatings, and adhesives to prevent photodegradation and extend material lifespan.
• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and other fine chemicals.
• Polymer Additive: Incorporated into engineering polymers and resins to improve weatherability and color retention.
• Cosmetic Ingredient: Functions as a UV filter in sunscreen formulations and personal care products requiring light protection.
• Research & Development: Employed in academic and industrial R&D for studying photochemical reactions and developing new materials.
• Specialty Coatings: Used in automotive, aerospace, and architectural coatings that require enhanced durability against sunlight.

Basic Information

Product Name	Chembrdg-Bb 4024647
CAS No.	119-88-0
Molecular Formula	C15H14O5
Molecular Weight	274.27 g/mol
Synonyms	2,2'-Dihydroxy-4,4'-dimethoxybenzophenone; UV-12; Uvinul D-49; Benzophenone-8; 4,4'-Dimethoxy-2,2'-dihydroxybenzophenone; DHMB; Light Stabilizer UV-12; 2,2'-Dihydroxy-4,4'-dimethoxybenzophenone-5,5'-disulfonic acid disodium salt (related compound)
EINECS	204-355-6

Quality Control

Our Chembrdg-Bb 4024647 is manufactured under a stringent quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets exacting specifications for industrial and research use. Certificates of Analysis (COA) detailing all test results are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in opaque or amber packaging during storage and handling.

Specification

Item	Specification
Appearance	Light yellow to yellow crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	138°C - 142°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.