Description
Tetrahydro-thiophene-3-one is a heterocyclic nonaromatic ketone. It has a garlic meaty, green vegetable, buttery odor. It is present in cooked beef, coffee, roast filbert, and roasted peanut.
Tetrahydro-thiophene-3-one is used as a food flavoring agent. It is also a valuable organic substance key that opens the synthetic access to numerous derivatives of thiophene.
Chemical Properties
Clear light yellow liquid
Chemical Properties
4,5-Dihydro-3-(2H)thiophenone has a garlic meaty, green vegetable, buttery odor. It is a heterocyclic nonaromatic
ketone.
Occurrence
Reported found in cooked beef, coffee, roasted filberts and roasted peanuts.
Uses
4,5-Dihydro-3(2
H)-thiophenone is a volatile organic sulfur compound (VOSC) produced by basidiomycetous yeasts.
Uses
Used for blending soft drinks, beverage, meat products, confectionery, and milk product flavors.
Preparation
From 4-methoxycarboxyl-3-oxothiophane treated with 10% sulfuric acid.
Taste threshold values
Taste characteristics at 15 ppm: onion, garlic, cooked meaty with vegetables nuances
Synthesis Reference(s)
Journal of the American Chemical Society, 68, p. 2229, 1946
DOI: 10.1021/ja01215a034
References
[1] George A. Burdock (2010) Fenaroli's Handbook of Flavor Ingredients, Sixth Edition
[2] https://pubchem.ncbi.nlm.nih.gov
[3] Patent 0127121 A1: Process for the preparation of tetrahydro-thiophen-3-one
