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HomeProduct name listEthyl 3-hydroxybutyrate

Ethyl 3-hydroxybutyrate

Synonym(s):grape butyrate

  • CAS NO.:5405-41-4
  • Empirical Formula: C6H12O3
  • Molecular Weight: 132.16
  • MDL number: MFCD00004545
  • EINECS: 226-456-2
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-11-20 11:41:24
Ethyl 3-hydroxybutyrate Structural

What is Ethyl 3-hydroxybutyrate?

Chemical properties

Ethyl-3-hydroxybutyrate is a clear colorless viscous liquid and has a fresh, fruity, grape odor. It is one of the main aroma components of wine. It occurs naturally in fruits such as pineapple, tamarillo fruit, caja fruit and naranjilla fruit.

Occurrence

Reported found in passion fruit, rum, sherry, wine, orange juice, guava, pineapple, tea, mango, wood apple, mountain papaya, naranjilla fruit, quince and hog plum (Spondias mombins L.)

The Uses of Ethyl 3-hydroxybutyrate

Ethyl 3-hydroxybutyrate is a fragrance found in wine and Tribolium castaneum. It is a reagent used to synthesize α-azido carboxylic acids. It is also used in Palladium mediated spiroketal synthesis.

Definition

ChEBI: Ethyl 3-hydroxybutyrate is the fatty acid ethyl ester of 3-hydroxybutyric acid. It has a role as a metabolite. It derives from a 3-hydroxybutyric acid.

Preparation

Ethyl 3-hydroxybutyrate is synthesized by catalytic hydrogenation of ethyl acetoacetate.

Taste threshold values

Taste characteristics at 30 ppm: green, fruity and winy.

Synthesis Reference(s)

The Journal of Organic Chemistry, 35, p. 3966, 1970 DOI: 10.1021/jo00836a087
Tetrahedron Letters, 31, p. 1615, 1990 DOI: 10.1016/0040-4039(90)80031-G

General Description

Ethyl 3-hydroxybutyrate is a clear colorless liquid. (NTP, 1992)

Air & Water Reactions

Water soluble.

Reactivity Profile

Ethyl 3-hydroxybutyrate is incompatible with strong oxidizing agents and strong bases.

Fire Hazard

Ethyl 3-hydroxybutyrate is combustible.

Properties of Ethyl 3-hydroxybutyrate

Boiling point: 170 °C (lit.)
Density  1.017 g/mL at 25 °C (lit.)
refractive index  n20/D 1.42(lit.)
FEMA  3428 | ETHYL 3-HYDROXYBUTYRATE
Flash point: 148 °F
storage temp.  Sealed in dry,2-8°C
solubility  Chloroform (Slightly), Methanol (Slightly)
form  Liquid
pka 14.45±0.20(Predicted)
color  Clear colorless
Odor at 100.00 %. fruity green grape tropical apple skin
JECFA Number 594
BRN  1446190
CAS DataBase Reference 5405-41-4(CAS DataBase Reference)
NIST Chemistry Reference Butanoic acid, 3-hydroxy-, ethyl ester(5405-41-4)
EPA Substance Registry System Ethyl 3-hydroxybutyrate (5405-41-4)

Safety information for Ethyl 3-hydroxybutyrate

Signal word Warning
Pictogram(s)
ghs
Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H227:Flammable liquids
Precautionary Statement Codes P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P280:Wear protective gloves/protective clothing/eye protection/face protection.
P370+P378:In case of fire: Use … for extinction.
P403+P235:Store in a well-ventilated place. Keep cool.
P501:Dispose of contents/container to..…

Computed Descriptors for Ethyl 3-hydroxybutyrate

InChIKey OMSUIQOIVADKIM-UHFFFAOYSA-N

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