79876-59-8

Basic information

• Product Name: 2-Hydroxy-4-(3-triethoxysilylpropoxy)diphenylketone
• Synonyms: 2-HYDROXY-4-(3-TRIETHOXYSILYLPROPOXY)DIPHENYLKETONE, tech-90
• CAS NO: 79876-59-8
• Molecular Formula: C₂₂H₃₀O₆Si
• Molecular Weight: 418.5555
• EINECS: 431-490-8
• Mol File: 79876-59-8.mol
• Article Data: 1

Chemical Properties

• Boiling Point: 493.397 °C at 760 mmHg
• Flash Point: 252.198 °C
• Appearance: /
• Density: 1.12
• Vapor Pressure: 0mmHg at 25°C
• Refractive Index: 1.545
• CAS DataBase Reference: 2-Hydroxy-4-(3-triethoxysilylpropoxy)diphenylketone(CAS DataBase Reference)
• NIST Chemistry Reference: 2-Hydroxy-4-(3-triethoxysilylpropoxy)diphenylketone(79876-59-8)
• EPA Substance Registry System: 2-Hydroxy-4-(3-triethoxysilylpropoxy)diphenylketone(79876-59-8)

Safety Data

• TSCA: Yes
• Hazardous Substances Data: 79876-59-8(Hazardous Substances Data)

Usage

General Description

2-Hydroxy-4-(3-triethoxysilylpropoxy)diphenylketone is a chemical compound that belongs to the class of ketones. It is commonly used as a photoinitiator in the production of various coatings, inks, and adhesives. 2-Hydroxy-4-(3-triethoxysilylpropoxy)diphenylketone is designed to efficiently initiate the crosslinking and polymerization processes when exposed to ultraviolet (UV) or visible light. Its triethoxysilylpropoxy group also allows it to be used as a silane coupling agent in the modification of surfaces and materials. This chemical offers a wide range of applications in the field of industrial and commercial production of polymers and composites.

InChI:InChI=1/C22H30O6Si/c1-4-26-29(27-5-2,28-6-3)16-10-15-25-19-13-14-20(21(23)17-19)22(24)18-11-8-7-9-12-18/h7-9,11-14,17,23H,4-6,10,15-16H2,1-3H3

Upstream product

• 998-30-1 Triethoxysilane 
• 2549-87-3 2-hydroxy-4-prop-2-enyloxybenzophenone 

Relevant articles and documents

Ultraviolet light absorbing agents and compositions and articles containing same

There are provided ultraviolet light absorbing agents of the following general formula STR1 wherein: STR2 Y is H or OH, Z is H, OH, OQ or OW, where at least one Z is OH if Y is H; Q is --CH2 (CH2)n Si(R2)x (OR1)y ; and W is --Cm H2m+1 ; where x=0, 1 or 2, y=1, 2 or 3, x+y=3, R1 =alkyl or alkanoyl having 1 to 6 carbon atoms, R2 =alkyl having 1 to 6 carbon atoms, n=0, 1 or 2, and m=1 to 18. Also provided are organopolysiloxane protective coating compositions containing said ultraviolet light absorbing agents having unique utility for protecting transparent plastic articles. This invention relates to new, improved ultraviolet light absorbing agents, as well as to articles primed and thereafter coated with compositions containing such agents. The novel compounds of this invention are silanolreactive alkoxysilyl- or alkanoyloxysilylalkyl ether adducts of aromatic ultraviolet absorbing agents.