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.
Definition
ChEBI: 1,1-Dimethoxyheptane is an acetal.
Preparation
From heptyl aldehyde and HCl in methanol solution; from heptyl aldehyde and methanol in the presence of Twitchell’s reagent.
Taste threshold values
Taste characteristics at 20 ppm: dirty green with waxy and fatty nuances.
