Methyl Benzophenones - C&EN Global Enterprise (ACS Publications)

Nov 6, 2010 - Advertisements that appeared within the print issues of Chem. Eng. News have been included in the C&EN Archives to provide a ...
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No. 4 in a series

Opportunities New Aromatic

Unlimited: Ketones jroin Tennessee

Products!

/ — E x t r a c t i o n Solvents >.-.™ R e a c t i o n M e d i u m / . . ™ , A . oil Additives

/ — — * — Piasticizers /-—-—•— Herbicides

Methyl Benzophenones

™ 4\™ V.™.^ V..™ m „ \ V — y_~

inks Stabilizers Germicides Insecticides Pharmaceuticals P o l y m e r i z a t i o n Catalysts

CH3

c

CH3

c

Cr-Q Cr -Q Cn'-fr Cr nO 0~~0 (CH3)2

FORM Freezing Point Boiling Point Specific Gravity

CK3

C H^3

CH3

Dimethyl Benzophenone (Mixed)

4-Methyl Benzophenone

2, 4-Dimethyl Benzophenone

2, 5-Dimethyl Benzophenone

3, 4-Dimethyl Benzophenone

COLORLESS LIQUID

WHITE SOLID 55.6'C 320 C

COLORLESS LIQUID

WHITE SOLID 36°C 315CC

WHITE SOLID 47°C 336°C

- 28°C* 309-313 u C** 1.06 (25/25-C)

CH3 CH3

-36°C 319°C 1.0675 (20/4cC)

These aromatic ketones have good heat stability and

The specific isomers may be considered as newly

are miscible with a variety of materials, including or-

available chemical

ganic acids, ethers, ketones, esters, chlorinated and

undergo reactions typical of benzophenone, and in

fluorinated hydrocarbons, aliphatic and aromatic

addition offer reaction sites at the methyl groups.

hydrocarbons. Dimethyl benzophenone (mixed) is also

Carbonyl group reaction products of potential inter-

a solvent for a number of gases and inorganic salts,

est include benzilic acid derivatives, benzhydrol de-

suggesting its evaluation as a reaction medium.

rivatives, oximes, hydrazones, imines, alkali

Dimethyl benzophenone (mixed) is compatible with and shows strong solvating action on numerous thermoplastic resins. It is a potential high solvating plasticizer for PVC in laminating adhesives, slush molding,

intermediates. These

materials

metal

ketyls, and thio derivatives. The methyl groups can be chlorinated, oxidized and bridged. Substitutions proceed smoothly on the methylated ring. AVAILABILITY: Developmental quantities and evalua-

and foam applications. PVAc emulsion adhesives may

tion samples are now available from stock. Multi-

be formulated with good compatibility, quick tack,

thousand pound quantities will be manufactured to

high tensile strength, and lower elasticity.

order. For technical

*Pour Point **Boiling Range

information and prices, write

on company letterhead to Market Development Dept.

TENNESSEE PRODUCTS & CHEMICAL CORPORATION 2611 WEST END AVENUE • NASHVILLE 5, TENNESSEE • CY 1-1900 World's

Largest

Producer

of Benzoic

Acid

A S U B S I D I A R Y O F M E R R I T T - C H APM A N & S C O T T

Derivatives CORPORATION