Propyl Propionate

Product Name:

Propyl propionate

CAS:

106-36-5

MF:

C6H12O2

MW:

116.16

EINECS:

203-389-7

Mol File:

106-36-5.mol

Melting point 

−76 °C(lit.)

Boiling point 

122-124 °C(lit.)

density 

0.881 g/mL at 25 °C(lit.)

vapor density 

4 (vs air)

FEMA 

2958 | PROPYL PROPIONATE

refractive index 

n20/D 1.393(lit.)

Fp 

76 °F

storage temp. 

Flammables area

solubility 

5g/l

form 

Liquid

color 

Clear colorless

Specific Gravity

0.882 (20/4℃)

Odor Threshold

0.058ppm

explosive limit

1.3%(V)

Water Solubility 

Soluble in water. (5g/L).

JECFA Number

142

Merck 

14,7867

BRN 

1699993

CAS DataBase Reference

106-36-5(CAS DataBase Reference)

NIST Chemistry Reference

Propanoic acid, propyl ester(106-36-5)

EPA Substance Registry System

Propanoic acid, propyl ester (106-36-5)

Hazard Codes 

Xn

Risk Statements 

10-20-2017/10/20

Safety Statements 

24

RIDADR 

UN 3272 3/PG 2

WGK Germany 

1

RTECS 

UF7100000

TSCA 

Yes

HazardClass 

3

PackingGroup 

II

HS Code 

29155090

Chemical Properties

Clear colorless liquid

Chemical Properties

Propyl propionate has a complex, fruity odor reminiscent of apple, banana and pineapple. It has a somewhat pleasant, bitter flavor.

Uses

Solvent for nitrocellulose, paints, varnishes, lac- quers, coating agents.

Preparation

By esterification of propyl alcohol with the corresponding acid in the presence of concentrated H2SO4, or in the presence of BF3.

Aroma threshold values

Detection: 57 ppb

Taste threshold values

Taste characteristics at 20 ppm: sweet, lift, tropical green, fruity notes.

Purification Methods

Treat the ester with anhydrous CuSO4, then distil it under nitrogen. [Beilstein 2 IV 707.]