Para methyl acetophenone Chemical Properties

Boiling point:

228℃

color 

Colorless needles

Specific Gravity

1.00 (0.99 liquid)

Odor

Pungent but warm, sweet, and floral odor

Water Solubility 

Almost insoluble in water

Para methyl acetophenone Usage And Synthesis

Chemical Properties

Colorless needles, or opaque, crystalline mass. M.P. 28℃. B.P. 228℃. Sp.Gr. 1.00 (0.99 liquid). Almost insoluble in water and Glycerin, soluble in alcohol, oils and Propylene glycol. Poorly soluble in mineral oil.

Uses

Para methyl acetophenone finds some use in flavor compositions for imitation Almond, Vanilla and various fruit complexes. The normal concentration is about 1 to 10 ppm but maybe as high as 500 or 1,000 ppm in chewing gum.

Preparation

Para methyl acetophenone is produced by Friedel-Craft's reaction upon Toluene, Acetic anhydride and Aluminum chloride.