2-NONANOL Property

Melting point:

−36-−35 °C(lit.)

Boiling point:

193-194 °C(lit.)

Density 

0.827 g/mL at 25 °C(lit.)

refractive index 

n20/D 1.431(lit.)

FEMA 

3315 | 2-NONANOL

Flash point:

180 °F

storage temp. 

Store below +30°C.

pka

15.33±0.20(Predicted)

form 

clear liquid

color 

Colorless to Light yellow

Odor

at 10.00 % in dipropylene glycol. waxy green creamy citrus orange cheese fruity

Odor Type

waxy

Water Solubility 

<577mg/L(25 ºC)

JECFA Number

293

BRN 

1719466

LogP

3.35

CAS DataBase Reference

628-99-9(CAS DataBase Reference)

EPA Substance Registry System

2-Nonanol (628-99-9)

Safety

Hazard Codes 

Xi,C,F

Risk Statements 

36/38-34-11

Safety Statements 

26-36-45-36/37/39-16

WGK Germany 

3

TSCA 

Yes

HS Code 

29051990

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H227Combustible liquid

Precautionary statements

P403+P235Store in a well-ventilated place. Keep cool.

2-NONANOL Chemical Properties,Usage,Production

Description

2-Nonanol has a powerful fruity-green odor. Synthesized from nonene.

Chemical Properties

2-Nonanol has a powerful, fruity-green odor.

Chemical Properties

CLEAR YELLOWISH LIQUID

Occurrence

Reported found in Ruta pinnata leaf oil, coconut oil, apple, banana, orange juice, kumquat peel oil, guava, strawberry, asparagus, clove, ginger, many cheeses, beer, cognac, rum, malt whiskey, white wine, passion fruit, mushroom, buckwheat, sweet corn, Bourbon vanilla and truffle

Uses

2-Nonanol finds some use in perfume compositions, mainly as part of the topnote complex in green-floral bases, such as Gardenia or Carnation, or it may be a trace component in spice compositions where it introduces a pleasant freshness, particularly if there is a citrus note present. It gives a similar effect in Lavender or other herbaceous compositions. The alcohol finds limited use in flavor compositions as a trace ingredient in Coconut flavors or in various spice blends.

Definition

ChEBI: A secondary alcohol that is nonane substituted by a hydroxy group at position 2.

Preparation

From nonene

Aroma threshold values

Detection: 58 to 82 ppb

Taste threshold values

Taste characteristics at 5 ppm: waxy, soapy, musty with green, fruity and dairy nuances.

Synthesis

2-Nonanol is synthesized by Grignard type synthesis from Heptyl magnesium bromide plus Acetaldehyde.