Dihydro-2-methyl-3(2H)-thiophenone

Dihydro-2-methyl-3(2H)-thiophenone Basic information

Product Name:	Dihydro-2-methyl-3(2H)-thiophenone
Synonyms:	2-Methyl-3-thiolanone;2-Methyldihydro-3(2H)-thiophenone;2-Methylthiolan-3-one;2-methytetrahydrothiophen-3-one;3(2H)-Thiophenone, dihydro-2-methyl-;4,5-dihydro-2-methyl-3(2H)-thiophenone;4,5-dihydro-2-methylthiophen-3(2H)-one;2-Methyltetrahydrothiophen-3-one,97%
CAS:	13679-85-1
MF:	C5H8OS
MW:	116.18
EINECS:	237-183-3
Product Categories:	Alphabetical Listings;Flavors and Fragrances;M-N;Sulfides flavors;thiophene Flavor;API intermediates
Mol File:	13679-85-1.mol

Dihydro-2-methyl-3(2H)-thiophenone Chemical Properties

Boiling point	82 °C28 mm Hg(lit.)
density	1.119 g/mL at 25 °C(lit.)
refractive index	n20/D 1.508(lit.)
FEMA	3512 \| 2-METHYLTETRAHYDROTHIOPHEN-3-ONE
Fp	160 °F
storage temp.	Keep in dark place,Sealed in dry,Room Temperature
form	clear liquid
color	Colorless to Light orange to Yellow
Odor	at 0.10 % in dipropylene glycol. sulfur fruity berry
Odor Type	sulfurous
JECFA Number	499
BRN	106443
LogP	0.20
CAS DataBase Reference	13679-85-1(CAS DataBase Reference)
NIST Chemistry Reference	3(2H)-thiophenone, dihydro-2-methyl-(13679-85-1)
EPA Substance Registry System	3(2H)-Thiophenone, dihydro-2-methyl- (13679-85-1)

Safety Information

MSDS Information

Provider	Language
SigmaAldrich	English
ALFA	English

Dihydro-2-methyl-3(2H)-thiophenone Usage And Synthesis

Chemical Properties	Light yellow liquid
Occurrence	Reported found in beer, coffee, corn, roasted peanuts, cooked beef and pork, malt whiskey, grape wines, tea, strawberry and bilberry wine, butter and malt
Uses	2-Methyltetrahydrothiophen-3-one is a dually substituted thiophene with butter and balsamic organoleptic qualities.
Definition	ChEBI: 2-methylthiolan-3-one is a member of the class of tetrahydrothiophenes that is thiolane substituted by a methyl group at position 2 and an oxo group at position 3 respectively. It has a role as a flavouring agent and a metabolite. It is a member of tetrahydrothiophenes and a cyclic ketone. It derives from a hydride of a tetrahydrothiophene.
Aroma threshold values	Aroma characteristics at 1.0%: pungent, alliaceous, coffee with a gasoline nuance
Taste threshold values	Taste characteristics at 5 ppm: horseradish and onion with a slight bite and a milky nuance

Dihydro-2-methyl-3(2H)-thiophenone Preparation Products And Raw materials

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