HEPTANAL DIMETHYL ACETAL Chemical Properties

Boiling point:

183 °C760 mm Hg(lit.)

Density 

0.832 g/mL at 25 °C(lit.)

FEMA 

2541 | HEPTANAL, DIMETHYL ACETAL

refractive index 

n20/D 1.4105(lit.)

Flash point:

136 °F

Odor

at 100.00 %. green privet fruity tropical orange

Odor Type

green

JECFA Number

947

BRN 

1698661

LogP

2.74

CAS DataBase Reference

10032-05-0

EPA Substance Registry System

Heptane, 1,1-dimethoxy- (10032-05-0)

Safety Information

Hazard Codes 

Xn

Risk Statements 

22

Safety Statements 

23-24/25

RIDADR 

UN 1993 3/PG 3

WGK Germany 

2

TSCA 

Yes

HazardClass 

3

PackingGroup 

III

MSDS

• Language:English Provider:SigmaAldrich
• Language:English Provider:ALFA

HEPTANAL DIMETHYL ACETAL Usage And Synthesis

Description

Heptanal dimethyl acetal has a pleasant odor reminiscent of walnut and cognac. This substance may be synthesized from heptyl aldehyde and HCL in methanol solution, from heptyl aldehyde and methanol in the presence of Twitchell’s reagent.

Chemical Properties

Heptanal dimethyl acetal has a pleasant odor reminiscent of walnut and cognac.

Preparation

From heptyl aldehyde and HCl in methanol solution; from heptyl aldehyde and methanol in the presence of Twitchell’s reagent.

Definition

ChEBI: 1,1-Dimethoxyheptane is an acetal.

Taste threshold values

Taste characteristics at 20 ppm: dirty green with waxy and fatty nuances.

HEPTANAL DIMETHYL ACETAL(10032-05-0)Related Product Information

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