Description

1-Hydroxycyclohexyl-(4-Methylphenyl)-Methanone is a specialized organic compound belonging to the class of aromatic ketones. This chemical is valued for its role as a highly efficient photoinitiator in UV-curable systems, enabling rapid polymerization and cross-linking. It is primarily required by manufacturers in the coatings, inks, adhesives, and electronics industries seeking to enhance production speed and product performance.

Application

• UV-Curable Coatings: A key photoinitiator for clear and pigmented coatings on wood, plastic, and metal substrates, providing excellent surface cure and hardness.
• Printing Inks: Used in UV-curable inks for packaging, labels, and commercial printing to achieve instant drying and high gloss.
• Industrial Adhesives & Sealants: Facilitates rapid curing in UV-activated adhesives for assembly and bonding applications in electronics and automotive sectors.
• Optical Fiber Coatings: Employed in the production of protective primary and secondary coatings for optical fibers.
• Electronics: Used in photoresists and solder masks in printed circuit board (PCB) manufacturing.
• 3D Printing (Stereolithography): Acts as a photoinitiator in resin formulations for additive manufacturing.

Basic Information

Product Name	1-Hydroxycyclohexyl-(4-Methylphenyl)-Methanone
CAS No.	133047-88-8
Molecular Formula	C14H18O2
Molecular Weight	218.29 g/mol
Synonyms	1-Hydroxycyclohexyl phenyl ketone (p-methyl derivative); (4-Methylphenyl)(1-hydroxycyclohexyl)methanone; Photoinitiator 184; Irgacure 184; 2-Hydroxy-2-methyl-1-phenyl-propan-1-one (cyclohexyl analog); UV-184; HCPK; 1-Hydroxy-cyclohexyl-(4-methyl-phenyl)-ketone
EINECS	Contact for details

Quality Control

Our 1-Hydroxycyclohexyl-(4-Methylphenyl)-Methanone is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for industrial photoinitiators. A Certificate of Analysis (COA) detailing all specifications 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, containers should be kept in the original packaging until use.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 99.0 %
Melting Point	47 - 50 °C
Loss on Drying	≤ 0.5 %
Residue on Ignition	≤ 0.1 %
UV Absorption	Conforms

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