delta-Nonalactone Chemical Properties

Melting point:

-26°C

Boiling point:

115-116 °C2 mm Hg(lit.)

Density 

0.893 g/mL at 25 °C(lit.)

vapor pressure 

0.41-0.75Pa at 20-25℃

FEMA 

3356 | HYDROXYNONANOIC ACID, DELTA-LACTONE

refractive index 

n20/D 1.455(lit.)

Flash point:

112 °F

storage temp. 

Sealed in dry,Room Temperature

form 

Liquid

Specific Gravity

0.99

color 

Colorless to Almost colorless

Odor

at 100.00 %. coconut creamy sweet milky coumarin

Odor Type

coconut

JECFA Number

230

BRN 

114460

InChIKey

PXRBWNLUQYZAAX-UHFFFAOYSA-N

LogP

2.4 at 20℃

Surface tension

61mN/m at 1g/L and 20℃

CAS DataBase Reference

3301-94-8(CAS DataBase Reference)

NIST Chemistry Reference

«DELTA» nonalactone(3301-94-8)

EPA Substance Registry System

2H-Pyran-2-one, 6-butyltetrahydro- (3301-94-8)

Safety Information

Risk Statements 

10

Safety Statements 

16-24/25

WGK Germany 

3

TSCA 

Yes

HS Code 

29322090

MSDS

• Language:English Provider:SigmaAldrich
• Language:English Provider:ALFA

delta-Nonalactone Usage And Synthesis

Description

Hydroxynonanoic acid, δ-lactone has a mild, nut-like odor and a fatty, milk-creamy taste. May be prepared by microbiological reduction of the corresponding keto acids, by a patented process.

Chemical Properties

Hydroxynonanoic acid, δ-lactone has a mild, nut-like odor and a fatty, milk-creamy taste

Occurrence

Reported as responsible for the off-flavor in milk fat. Also found in melon, butter, chicken fat, grilled beef, cured pork, pork fat and liver, beer, malt and bourbon whiskey, cognac, rum, white wine, black tea, asparagus, mango, starfruit, mountain papaya and cooked shrimps

Uses

Suggested uses are in curry, nut, tomato, tropical, caramel and dairy flavors. In fragrance applications, this compound delivers apricot, butter, grape, passion fruit, plum, tea green and tobacco notes.

Definition

ChEBI: 6-Butyltetrahydro-2H-pyran-2-one is a delta-lactone.

Preparation

By microbiological reduction of the corresponding keto acids; by a patented process

Taste threshold values

Taste characteristics at 10 ppm: creamy, coconut, lactonic, sweet and dairy-like with milky nuances.

delta-Nonalactone(3301-94-8)Related Product Information

• Citric acid
• D-(+)-Glucono-1,5-lactone
• TRIOXSALEN
• Tetrabutylammonium hydroxide
• BETA-BUTYROLACTONE
• Tetrahydropyran
• EPA
• gamma-Nonanolactone
• Tetrabutylammonium hydrogen sulfate
• Spironolactone
• D-Glucurone
• tert-Butyl hydroperoxide
• 5-Decanolide
• Ascoric Acid
• delta-Tetradecalactone
• Chlorophacinone
• Lovastatin
• delta-Dodecalactone