Tetrahydrothiophen-3-one CAS No:1003-04-9 C4H6OS

Main Uses

1. It is a food flavoring permitted for use under GB 2760—1996 and may be used in the flavoring of various food products.

2. According to FEMA regulations, the maximum permitted level for its use in various foods—including soft drinks, frozen desserts, confectionery, and meat products—is 1.0 mg/kg.

3. Industrially, it can be prepared by treating 4-methoxycarbonyl-3-oxothiophane with a 10% sulfuric acid solution.