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4-Methylthio-4-methyl-2-pentanone

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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
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4-Methylthio-4-methyl-2-pentanone Chemical Properties

Boiling point:
78 °C15 mm Hg(lit.)
Density 
0.964 g/mL at 25 °C(lit.)
refractive index 
n20/D 1.472(lit.)
FEMA 
3376 | 4-(METHYLTHIO)-4-METHYL-2-PENTANONE
Flash point:
>230 °F
form 
clear liquid
Specific Gravity
0.964
color 
Colorless to Light yellow
Odor
at 0.10 % in dipropylene glycol. sulfury green metallic musty rooty fruity tropical black currant
Odor Type
sulfurous
JECFA Number
500
LogP
1.40
CAS DataBase Reference
23550-40-5(CAS DataBase Reference)
EPA Substance Registry System
2-Pentanone, 4-methyl-4-(methylthio)- (23550-40-5)
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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

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4-Methylthio-4-methyl-2-pentanone Usage And Synthesis

Description

Prepared from mesityl oxide by addition of methyl sulfide; from acetone and methyl-6w(methylthio)aluminum.

Preparation

From mesityl oxide by addition of methyl sulfide; from acetone and methyl-bis(methylthio) aluminum

Definition

ChEBI: 4-Methyl-4-(methylthio)-2-pentanone is a ketone.

Taste threshold values

Taste 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 materials

4-Methylthio-4-methyl-2-pentanoneSupplier

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