Description

2-[4-(Dimethylamino)Phenyl]-2-Hydroxy-1-Phenylethan-1-One is a specialized organic compound belonging to the class of aromatic ketones. This chemical is valued for its role as a key intermediate and photoinitiator in advanced material synthesis. It is primarily sought after by manufacturers in the polymer and specialty chemical industries for applications requiring precise light-activated curing processes.

Application

• Photoinitiator in UV-Curable Systems: A critical component in UV-curable inks, coatings, adhesives, and dental composites, where it initiates rapid polymerization upon exposure to ultraviolet light.
• Intermediate for Pharmaceutical Synthesis: Serves as a building block in the synthesis of more complex active pharmaceutical ingredients (APIs) and fine chemicals.
• Research & Development: Used in academic and industrial R&D laboratories for studying photochemical reactions and developing new polymeric materials.
• Specialty Polymer Production: Employed in the manufacture of high-performance polymers with specific optical or mechanical properties.

Basic Information

Product Name	2-[4-(Dimethylamino)Phenyl]-2-Hydroxy-1-Phenylethan-1-One
CAS No.	33458-29-6
Molecular Formula	C16H17NO2
Molecular Weight	255.31 g/mol
Synonyms	2-Hydroxy-2-methyl-1-[4-(methylthio)phenyl]-1-propanone; 2-Hydroxy-2-methyl-1-(4-methylthiophenyl)propan-1-one; 2-Hydroxy-2-methyl-4'-methylthiopropiophenone; Darocur 4265 (Trade Name); Photoinitiator 4265; 1-Propanone, 2-hydroxy-2-methyl-1-[4-(methylthio)phenyl]-; α-Hydroxy ketone photoinitiator; 4-Methylthiobenzoyl-1-hydroxy-1-methylethane
EINECS	Contact for details

Quality Control

Our 2-[4-(Dimethylamino)Phenyl]-2-Hydroxy-1-Phenylethan-1-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise specifications for industrial and research applications. A Certificate of Analysis (COA) detailing all quality parameters is provided with every shipment.

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 heat sources and incompatible materials. Due to its light-sensitive nature, handling should be conducted under appropriate conditions to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	48 - 52 °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.