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4-Methylthio-4-methyl-2-pentanone

4-Methylthio-4-methyl-2-pentanone Basic information
Product Name:4-Methylthio-4-methyl-2-pentanone
Synonyms:4-methyl-4-(methylthio)-2-pentanon;FEMA 3376;4-METHYLMERCAPTO-4-METHYLPENTAN-2-ONE;4-METHYLTHIO-4-METHYL-2-PENTANONE;4-(METHYLTHIO)-4-METHYLPENTAN-2-ONE;4-METHYL-4-(METHYLTHIO)PENTAN-2-ONE;4-METHYL-4-(METHYLTHIO)-2-PENTANONE;4-METHYL-4-(METHYLMERCAPTO)PENTAN-2-ONE
CAS:23550-40-5
MF:C7H14OS
MW:146.25
EINECS:245-727-6
Product Categories:Alphabetical Listings;Flavors and Fragrances;sulfide Flavor;M-N
Mol File:23550-40-5.mol
4-Methylthio-4-methyl-2-pentanone Structure
4-Methylthio-4-methyl-2-pentanone Chemical Properties
Boiling point 78 °C15 mm Hg(lit.)
density 0.964 g/mL at 25 °C(lit.)
FEMA 3376 | 4-(METHYLTHIO)-4-METHYL-2-PENTANONE
refractive index n20/D 1.472(lit.)
Fp >230 °F
form clear liquid
Specific Gravity0.964
color Colorless to Light yellow
Odorat 0.10 % in dipropylene glycol. sulfury green metallic musty rooty fruity tropical black currant
Odor Typesulfurous
JECFA Number500
LogP1.40
CAS DataBase Reference23550-40-5(CAS DataBase Reference)
EPA Substance Registry System2-Pentanone, 4-methyl-4-(methylthio)- (23550-40-5)
Safety Information
Risk Statements 36/37/38
Safety Statements 26-36/37/39
RIDADR 1224
WGK Germany 3
TSCA Yes
PackingGroup II
HS Code 29309090
MSDS Information
ProviderLanguage
SigmaAldrich English
ALFA English
4-Methylthio-4-methyl-2-pentanone Usage And Synthesis
DescriptionPrepared from mesityl oxide by addition of methyl sulfide; from acetone and methyl-6w(methylthio)aluminum.
PreparationFrom mesityl oxide by addition of methyl sulfide; from acetone and methyl-bis(methylthio) aluminum
DefinitionChEBI: 4-Methyl-4-(methylthio)-2-pentanone is a ketone.
Taste threshold valuesTaste characteristics at 25 ppm: green, sulfurous, metallic, horseradish, cabbage, vegetative and herbal nuances
4-Methylthio-4-methyl-2-pentanone Preparation Products And Raw materials
Raw materialsDimethyl sulfide-->2,2-Bis(methylthio)propane-->Sodium thiomethoxide-->METHYL MERCAPTAN-->Formaldehyde-->Acetone
Preparation Products4-Methylthio-2-butanone-->Bisphenol A
Methylparaben 4-((2-Furylmethyl)thio)-4-methylpentan-2-one Methyl cyclopentenolone Mesityl oxide 8-ACETYLTHIOMENTHAN-3-ONE Bensulfuron methyl Parathion-methyl ISOMETHIOZIN Pentane Kresoxim-methyl 4-Methylthio-4-methyl-2-pentanone Thiophanate-methyl AKOS 94359 Methyl vinyl ketone 4-Methyl-2-pentanone 2-Pentanone Methyl acetate Methyl bromide
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