ANOTHER ACETYLENE DERIVATIVE FROM AIRCO - C&EN Global

Nov 12, 2010 - Publication Date: November 30, 1953. Copyright © 1953 AMERICAN CHEMICAL SOCIETY. ACS Chem. Eng. News Archives. First Page Image...
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A N O T H E R ACETYLENE

DERIVATIVE

FROM

AI-.RCO

asssesfas^a «s«a.

H'CsCH

M e l t i n g Point — 8 8 . 5 - 8 9 ° C

DIMETHYL HEXANEDIOL

Boiling Point — 2 1 4 - 2 1 5 ° C

For A l k y l a t i o n — DIMETHYL HEXANEDIOL W i t h phenol, the product is

will

alkylate

many

aromatic

is f o r m e d by d e h y d r a t i o n . Diazoacetic ester reacts at one d o u b l e bond t o give the interesting substituted cyclopropane c a r b o x y l i c ester. The m e t h y l a l l y l c y c l o p e n t e n o n e ester of this acid is a l l e t h r i n .

rings.

For P o l y m e r s — The above diene a n d t h e 1,5 isomer are promising for c o p o l y m e r ization.

OH

CH„

For Direct U s e Few solid diols have been made a v a i l a b l e commercially. The high b o i l i n g point a n d g o o d t e m p e r a t u r e stability suggests the use of DIMETHYL HEXANEDIOL a s a component of lubricants, cutting oils a n d similar formulations, where high temperature properties a r e i m p o r t a n t . The d i t e r t i a r y structure gives i m p r o v e d surface activity.

CH.>

A l k y l a t i o n is accomplished using the diol or the dichloro Tetramethyltetrahydronapthalene derivatives have been t i g a t e d . Evaluation as antioxidants of aromatic h y d r o x y a l k y l a t e d with DIMETHYL HEXANEDIOL is p a r t i c u l a r l y

derivative. little invescompounds suggested.

DIMETHYL HEXANEDIOL is a v a i l a b l e in d r u m quantities at a price lower than for other solid s a t u r a t e d diols. Use the c o u p o n below t o o b t a i n the technical bulletin a n d a sample. O t h e r acetylene d e r i v a tives a v a i l a b l e f r o m A i r c o i n c l u d e DIMETHYL H E X Y N E D I O L , DIMETHYL O C T Y N E D I O L , METHYL BUTYNOL, METHYL PENTYNOL, METHYL ACETYLENE.

For Allethrin— DIMETHYL HEXANEDIOL is used industrially for the synthesis of the new insecticide, a l l e t h r i n . A diene CH.{ CH., I I CH.,—C:_CH—CH C—CH .

Air Reduction Chemical Company A Division of Air Reduction Company, Inc. 60 East 42nd Street, New York 17, N. Y.

AIRCO

Please send me the bulletin {] DIMETHYL HEXANEDIOL.

N O .

4 8 .

N O V E M B E R

3 0,

i

Company Address . . .

Represented I n t e r n a t i o n a l l y b y Airco C o m p a n y I n t e r n a t i o n a ! Divisions of Air Reduction C o m p a n y , I n c o r p o r a t e d 6 0 East 4 2 n d S t r e e t , N e w Y o r k 1 7 , N . Y . 3 1,

D of

Title .

Name

A I R REDUCTION CHEMICAL C O M P A N Y

V O L U M E

and a sample

1 9 5 3

City

. Zone . .

State

4975