Description

Benzophenone CAS NO 119-61-9 is a versatile organic compound belonging to the diaryl ketone family, recognized for its ability to absorb ultraviolet (UV) light. This property makes it a critical intermediate and functional additive across numerous high-value industrial sectors. Key industries that rely on this compound include polymer manufacturing, pharmaceuticals, personal care, and specialty chemicals.

Application

• UV Initiator & Curing Agent: A primary component in UV-curable inks, coatings, adhesives, and resins for rapid polymerization.
• Pharmaceutical Intermediate: Used in the synthesis of various active pharmaceutical ingredients (APIs) and other fine chemicals.
• Fragrance & Flavor Fixative: Acts as a stabilizer and fixative in perfumes and flavor formulations to enhance longevity.
• Polymer & Plastic Additive: Serves as a photoinitiator and light stabilizer in plastics to prevent UV degradation.
• Personal Care Ingredient: Employed as a UV filter and fragrance ingredient in sunscreens and cosmetic products.
• Organic Synthesis Reagent: A valuable building block in Friedel-Crafts acylation and other organic reactions.

Basic Information

Product Name	Benzophenone
CAS No.	119-61-9
Molecular Formula	C13H10O
Molecular Weight	182.22 g/mol
Synonyms	Diphenylmethanone; Benzoylbenzene; Diphenyl ketone; Phenyl ketone; Benzene, benzoyl-; α-Oxodiphenylmethane; Benzophenone, pure; NSC 8077
EINECS	204-337-6

Quality Control

Our Benzophenone is manufactured under a stringent quality management system to ensure batch-to-batch consistency and reliability. We provide comprehensive quality documentation, including Certificates of Analysis (COA) that detail purity, identity, and impurity profiles. The product meets specifications suitable for industrial and fine chemical applications, with grades available to align with customer-specific requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 99.0%
Melting Point	47 - 50 °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.