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4-Methylthio-2-butanone

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4-Methylthio-2-butanone Basic information

Product Name:
4-Methylthio-2-butanone
Synonyms:
  • 4-(methylthio)-2-butanon
  • FEMA 3375
  • 4-(METHYLMERCAPTO)-2-BUTANONE
  • 4-METHYLTHIO-2-BUTANONE
  • 4-(METHYLTHIO)BUTAN-2-ONE
  • 4-METHYLTHIO-2-BUTANONE 97+%
  • 2-Butanone, 4-(methylthio)- (6CI,7CI,8CI,9CI)
  • 4-(Methylthio)-2-butanone,98%
CAS:
34047-39-7
MF:
C5H10OS
MW:
118.2
EINECS:
251-810-8
Product Categories:
  • Alphabetical Listings
  • Flavors and Fragrances
  • ACETYLGROUP
  • sulfide Flavor
  • M-N
Mol File:
34047-39-7.mol
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4-Methylthio-2-butanone Chemical Properties

Boiling point:
105-107 °C/55 mmHg (lit.)
Density 
1.003 g/mL at 25 °C (lit.)
refractive index 
n20/D 1.473(lit.)
FEMA 
3375 | 4-(METHYLTHIO)-2-BUTANONE
Flash point:
162 °F
Odor
at 0.10 % in dipropylene glycol. sweet sulfurous vegetable potato earthy tomato
Odor Type
sulfurous
JECFA Number
497
LogP
0.71
CAS DataBase Reference
34047-39-7(CAS DataBase Reference)
EPA Substance Registry System
2-Butanone, 4-(methylthio)- (34047-39-7)
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Safety Information

Risk Statements 
10
Safety Statements 
16-24/25
RIDADR 
1224
WGK Germany 
3
TSCA 
Yes
HS Code 
29309090

MSDS

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4-Methylthio-2-butanone Usage And Synthesis

Description

4-(Methylthio)-2-butanone has a flavor like arrowhead. It is sweet, sulfurous, and fruity. May be prepared from methylvinyl ketone and methylmercaptan; from methylvinyl ketone and methyl-Ws (methy lthio)aluminum.

Chemical Properties

4-Methylthio-2-butanone has a flavor similar to arrowhead: sweet, sulfurous and fruity

Chemical Properties

Colorless liquid

Occurrence

Reported found in kohlrabi.

Definition

ChEBI: 4-(Methylthio)-2-butanone is a ketone.

Preparation

From methylvinyl ketone and methylmercaptan; from methylvinyl ketone and methyl-bis (methylthio)aluminum.

Taste threshold values

Taste characteristics at 15 ppm: sulfureous, potato, earthy, vegetative, fatty, fishy, metallic and mushroom.

4-Methylthio-2-butanone Preparation Products And Raw materials

Raw materials

4-Methylthio-2-butanoneSupplier

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