Propyl heptanoate Chemical Properties

Melting point:

−64 °C(lit.)

Boiling point:

208 °C(lit.)

Density 

0.869 g/mL at 25 °C(lit.)

FEMA 

2948 | PROPYL HEPTANOATE

refractive index 

n20/D 1.417(lit.)

Flash point:

170 °F

Odor

at 100.00 %. sweet ripe fruity apple pear pineapple grape strawberry wine green

Odor Type

fruity

JECFA Number

168

LogP

3.90

NIST Chemistry Reference

Heptanoic acid, propyl ester(7778-87-2)

Safety Information

WGK Germany 

3

MSDS

• Language:English Provider:SigmaAldrich

Propyl heptanoate Usage And Synthesis

Chemical Properties

Propyl heptanoate has a characteristic, strong, ether-like odor with a corresponding flavor reminiscent of grape.

Occurrence

Reported found in fresh apple and rum.

Uses

Propyl Heptanoate is a synthetic flavoring agent that is a stable, colorless liquid of fruity odor. it should be stored in glass, tin, or resin-lined containers. it is used in apple flavors and modified cof- fee. it has applications in beverages, ice cream, candy, and baked goods at 4–18 ppm.

Preparation

By treating heptanoic acid with propyl alcohol in the presence of mineral acids, or in benzene solution in the presence of p-toluenesulfonic acid.

Definition

ChEBI: Propyl heptanoate is a fatty acid ester.

Taste threshold values

Taste characteristics at 5 to 15 ppm: sweet, waxy, fruity pineapple, pear, apple and citrus notes with a slight, green, grassy nuance.

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