Description

1-(Biphenyl-4-Yl)-2-Methyl-2-Morpholinopropan-1-One is a specialized photoinitiator widely used in advanced polymer chemistry. This compound is valued for its high efficiency in generating free radicals upon exposure to UV light, enabling rapid and controlled polymerization processes. It is an essential component for formulators and manufacturers in the UV-curable coatings, inks, adhesives, and photoresist industries, where precise curing and superior final product properties are critical.

Application

• UV-Curable Coatings & Inks: A key photoinitiator for wood, plastic, and metal coatings, as well as graphic arts and packaging inks, ensuring fast curing and excellent surface finish.
• Photopolymerization: Used in the production of advanced polymers, dental composites, and 3D printing (stereolithography) resins.
• Electronics & Optoelectronics: Critical in the formulation of photoresists for printed circuit boards (PCBs) and microelectronics fabrication.
• Adhesives & Sealants: Enables instant curing in UV-activated industrial and specialty adhesives.
• Fiber Optics: Used in the UV-curable coatings that protect optical fibers.
• Research & Development: Serves as a reagent in organic synthesis and materials science research for developing new light-sensitive formulations.

Basic Information

Product Name	1-(Biphenyl-4-Yl)-2-Methyl-2-Morpholinopropan-1-One
CAS No.	94576-68-8
Molecular Formula	C20H23NO2
Molecular Weight	309.41 g/mol
Synonyms	2-Methyl-1-[4-(phenyl)phenyl]-2-morpholinopropan-1-one; 2-Methyl-2-morpholino-1-(4-biphenylyl)-1-propanone; Biphenyl-4-yl(2-methyl-2-morpholin-4-ylpropyl)methanone; Omnirad BP; Irgacure 369; Esacure KIP 150; 4-Biphenylyl 2-methyl-2-morpholinopropyl ketone; Photoinitiator 369
EINECS	Contact for details

Quality Control

Our production of 1-(Biphenyl-4-Yl)-2-Methyl-2-Morpholinopropan-1-One adheres to stringent quality protocols to ensure batch-to-batch consistency and high performance. Each lot is analyzed to confirm identity, purity, and absence of critical impurities. Certificates of Analysis (COA) detailing specifications such as assay, melting point, and UV absorbance are provided and available upon request to support your quality assurance and regulatory needs.

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). This product is hygroscopic (moisture-sensitive) and light-sensitive; therefore, containers must be kept tightly sealed after each use to minimize exposure to atmospheric moisture and light, which can affect product stability and performance.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 98.5%
Melting Point	138 - 142 °C
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 20 ppm
UV Absorption	Conforms

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.