Description

2'-Hydroxy-3-(2-Hydroxypropoxy)-2-Methylpropiophenone is a specialized organic compound belonging to the class of aromatic ketones. This chemical is valued as a key intermediate and photoinitiator in advanced polymer synthesis, enabling precise control over curing and polymerization processes. It is primarily sought by manufacturers in the photopolymer, UV-curable coatings, inks, and specialty adhesives industries, where performance and reliability are critical.

Application

• UV-Curable Coatings & Inks: Acts as a highly efficient photoinitiator for rapid curing under UV light, enhancing surface durability and finish.
• Photopolymer Resins: Serves as a critical component in the formulation of resins for 3D printing (stereolithography) and photoresists.
• Specialty Adhesives & Sealants: Used to initiate polymerization in high-performance, fast-setting adhesive systems.
• Dental & Medical Composites: Employed in light-curable materials for dental fillings and biocompatible medical devices.
• Electronic Encapsulants: Facilitates the curing of protective coatings and potting compounds for electronic components.
• Wood & Furniture Finishes: Enables the production of low-VOC, high-gloss, and scratch-resistant finishes.

Basic Information

Product Name	2'-Hydroxy-3-(2-Hydroxypropoxy)-2-Methylpropiophenone
CAS No.	71672-83-8
Molecular Formula	C14H20O4
Molecular Weight	252.31 g/mol
Synonyms	2-Methyl-1-[4-(2-hydroxypropoxy)phenyl]-2-hydroxypropan-1-one; 2-Hydroxy-2-methyl-1-[4-(2-hydroxypropoxy)phenyl]propan-1-one; 2-Hydroxy-2-methyl-1-(4-(2-hydroxypropoxy)phenyl)propan-1-one; 2-Hydroxy-2-methyl-1-[4-(2-hydroxypropoxy)phenyl]-1-propanone; Photoinitiator 2959; Irgacure 2959; Omnirad 2959; Genocure 2959
EINECS	Contact for details

Quality Control

Our 2'-Hydroxy-3-(2-Hydroxypropoxy)-2-Methylpropiophenone is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent performance as a photoinitiator. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); ensure the container is kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	86 - 92 °C
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm
Residue on Ignition	≤ 0.1%

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