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S-Methyl isovalerate

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S-Methyl isovalerate Basic information

Product Name:
S-Methyl isovalerate
Synonyms:
  • Butanethioic acid, 3-methyl-, S-methyl ester
  • S-methyl thio-3-methylbutyrate
  • S-methyl thioisovalerate
  • S-METHYL 3-METHYLBUTANETHIOATE
  • S-METHYLISOVALERATE
  • S-METHYL ISOPENTANETHIOATE
  • FEMA 3864
  • METHYL (3-METHYL)THIOBUTYRATE
CAS:
23747-45-7
MF:
C6H12OS
MW:
132.22
EINECS:
245-863-6
Product Categories:
  • thioester Flavor
Mol File:
23747-45-7.mol
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S-Methyl isovalerate Chemical Properties

Boiling point:
50 °C(Press: 20 Torr)
Density 
0.950±0.06 g/cm3(Predicted)
FEMA 
3864 | S-METHYL 3-METHYLBUTANETHIOATE
Odor
at 0.10 % in propylene glycol. sharp ripe cheese sulfury acrid fermented tomato mushroom
Odor Type
cheesy
JECFA Number
487
LogP
2.14
NIST Chemistry Reference
S-methyl 3-methylbutanethioate(23747-45-7)
EPA Substance Registry System
Butanethioic acid, 3-methyl-, S-methyl ester (23747-45-7)
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S-Methyl isovalerate Usage And Synthesis

Occurrence

Reported found in cheeses, fish oil and hops.

Definition

ChEBI: S-Methyl 3-methylthiobutyrate is a thiocarboxylic ester.

Aroma threshold values

Aroma characteristics at 1.0%: sharp ripe cheesy, sulfurous, acrid fermented with tomato, mushroom and potato vegetative notes and dairy cheesy nuances

Taste threshold values

Taste characteristics at 2.5 to 5 ppm: intense fermented, creamy dairy and cheesy with vegetative nuances.

S-Methyl isovalerateSupplier

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