Tetrahydrothiophen-3-One

Product Name:

Tetrahydrothiophen-3-one

Synonyms:

3-Oxotetrahydrothiophene;3-Thiacyclopentanone;dihydro-3(2h)-thiophenon;Dihydro-3-Thiophenone;Thiolan-3-one;4,5-DIHYDRO-3(2H)-THIOPHENONE;3-THIOPHANONE;dihydrothiophen-3(2h)-one

CAS:

1003-04-9

MF:

C4H6OS

MW:

102.15

EINECS:

213-698-9

Product Categories:

Thiophene&Benzothiophene;thiophene Flavor;Thiophen flavors

Mol File:

1003-04-9.mol

Boiling point 

175 °C(lit.)

density 

1.194 g/mL at 25 °C(lit.)

vapor density 

>1 (vs air)

refractive index 

n20/D 1.528(lit.)

FEMA 

3266 | 4,5-DIHYDRO-3(2H)THIOPHENONE

Fp 

171 °F

storage temp. 

2-8°C

form 

Liquid

color 

Colorless to pale yellow

Specific Gravity

1.194

JECFA Number

498

BRN 

105201

CAS DataBase Reference

1003-04-9(CAS DataBase Reference)

NIST Chemistry Reference

Dihydro-3-(2H)-thiophenone(1003-04-9)

EPA Substance Registry System

3(2H)-Thiophenone, dihydro- (1003-04-9)

Hazard Codes 

Xi

Risk Statements 

36/37/38

Safety Statements 

26-36-36/37/39

RIDADR 

UN 3334

WGK Germany 

3

F 

8-13

Hazard Note 

Irritant

TSCA 

Yes

HS Code 

29349990

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

4,5-Dihydro-3-(2H)thiophenone has a garlic meaty, green vegetable, buttery odor. It is a heterocyclic nonaromatic ketone.

Chemical Properties

Clear light yellow liquid

Uses

Used for blending soft drinks, beverage, meat products, confectionery, and milk product flavors.