157891-77-5

Basic information

• Product Name: 1-Propanone, 1,1'-(oxydi-4,1-phenylene)bis[2-bromo-2-methyl-
• Synonyms: 1-Propanone,1,1'-(oxydi-4,1-phenylene)bis[2-bromo-2-methyl;2-bromo-1-{4-[4-(2-bromo-2-methyl-propionyl)-phenoxy]-phenyl}-2-methyl-propan-1-one;bis<4-(2-bromisobutyryl)phenyl> ether
• CAS NO: 157891-77-5
• Molecular Formula: C20H20Br2O3
• Molecular Weight: 468.185
• Mol File: 157891-77-5.mol
• Article Data: 6

Chemical Properties

• CAS DataBase Reference: 1-Propanone, 1,1'-(oxydi-4,1-phenylene)bis[2-bromo-2-methyl-(CAS DataBase Reference)
• NIST Chemistry Reference: 1-Propanone, 1,1'-(oxydi-4,1-phenylene)bis[2-bromo-2-methyl-(157891-77-5)
• EPA Substance Registry System: 1-Propanone, 1,1'-(oxydi-4,1-phenylene)bis[2-bromo-2-methyl-(157891-77-5)

Safety Data

• Hazardous Substances Data: 157891-77-5(Hazardous Substances Data)

Usage

Contains

a propanone group, a phenylene group, and two bromine atoms

Common uses

as a chemical intermediate in the production of other compounds

Potential hazards

can react with air, water, and acids and may be hazardous if not handled properly

Molecular weight

396.1 g/mol

Chemical structure

a benzene ring with two bromino atoms attached, and two 2-bromo-2-methyl-1,3-dioxolan-4-ylmethyl groups bridging the benzene ring.

Upstream product

• 101-84-8 diphenylether 
• 157891-84-4 1,1'-(4,4'-oxybis(4,1-phenylene))bis(2-methylpropan-1-one) 
• 71868-15-0 2-hydroxy-1-{4-[4-(2-hydroxy-2-methylpropionyl)phenoxy]phenyl}-2-methyl-propan-1-one 
• 20769-85-1 2-bromoisobutyric acid bromide 

Downstream Products

• 71868-15-0 2-hydroxy-1-{4-[4-(2-hydroxy-2-methylpropionyl)phenoxy]phenyl}-2-methyl-propan-1-one 
• 157891-80-0 bis<4-(1-trimethylsiloxy-2-methyl-1-propenyl)phenyl> ether 

Relevant articles and documents

Method for producing [alpha]-halogenoacetophenon compound, and [alpha]-bromoacetophenon compound

A method for producing an [alpha]-halogenoacetophenon compound comprises reacting a specific [alpha]-halogenocarboxylic halide compound with a specific phenyl compound in a solvent in the presence of a Lewis acid, wherein the Lewis acid and the specific phenyl compound are reacted at a molar ratio that meets the requirement represented by the following formula: 2 = (Lewis acid)/(phenyl compound) = 6

PROCESS FOR THE PREPARATION OF AROMATIC ALPHA-HYDROXY KETONES

Process for the preparation of aromatic alpha-hydroxyketones (aromatic α-hydroxyketones) that does not require the use of chlorine, sulfuryl chloride or bromine and comprises the halogenation of an intermediate aromatic ketone with a hydrogen halide in the presence of an oxidising compound.

White solid photoinitiator in the form of powder and preparation thereof

The present invention is refereed to a white solid photoinitiator in the form of powder and consisting of 2-hydroxy-1-{4-[4-(2-hydroxy-2-methyl-propionyl)-phenoxy]-phenyl}-2-methyl-propan-1-one (COMPOUND1), and to the procedure for its preparation.