Description

Benzoin Isopropyl Ether is a specialized organic compound belonging to the benzoin ether family, valued for its role as a highly efficient photoinitiator. Its primary commercial significance lies in its ability to generate free radicals upon exposure to UV light, initiating rapid polymerization reactions. This makes it an essential component for manufacturers in the UV-curable coatings, inks, adhesives, and photoresist industries seeking fast curing speeds and enhanced production efficiency.

Application

• UV-Curable Coatings & Inks: A key photoinitiator for wood, plastic, and metal coatings, as well as graphic arts and printing inks, ensuring fast surface drying and hardening.
• Photopolymerization: Used in the production of photopolymers for printing plates, holography, and stereolithography (3D printing).
• Adhesives & Sealants: Facilitates the instant curing of UV-reactive adhesives used in electronics assembly, medical devices, and optical bonding.
• Electronics: Employed in the formulation of photoresists and dielectric materials for printed circuit boards (PCBs) and microelectronics.
• Dental & Medical Materials: Serves as a curing agent for light-activated dental composites, restorative materials, and biocompatible coatings.
• Fiber Optics: Used in the UV-curing of protective coatings and primary layers on optical fibers.

Basic Information

Product Name	Benzoin Isopropyl Ether
CAS No.	6652-28-4
Molecular Formula	C17H18O2
Molecular Weight	254.32 g/mol
Synonyms	2-Hydroxy-1,2-diphenylethyl isopropyl ether; Isopropyl benzoin ether; α-Isopropoxybenzhydrol; Benzoin, isopropyl ether; 1,2-Diphenyl-2-isopropoxyethan-1-one; Photoinitiator BIPE; UV Photoinitiator 6652-28-4
EINECS	229-666-3

Quality Control

Our Benzoin Isopropyl Ether is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including chromatographic purity assays and spectral identification, to ensure it meets precise specifications for photoinitiator performance. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee consistency and reliability for your formulations.

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, open flames, and incompatible materials such as strong acids and oxidizing agents. Due to its light-sensitive nature, containers should be kept in opaque packaging or amber glass until use.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.5%
Melting Point	74 - 78 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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