| Identification | Back Directory | [Name]
ISOAMYL PYRUVATE | [CAS]
7779-72-8 | [Synonyms]
FEMA 2083
ISOAMYL PYRUVATE
isopentyl pyruvate
ISOAMYL PYRUVATE 97+%
Pyruvic acid 3-methylbutyl ester
2-Oxopropanoic acid 3-methylbutyl ester
Propanoic acid, 2-oxo-, 3-methylbutyl ester | [EINECS(EC#)]
231-934-9 | [Molecular Formula]
C8H14O3 | [MDL Number]
MFCD00238527 | [MOL File]
7779-72-8.mol | [Molecular Weight]
158.19 |
| Hazard Information | Back Directory | [Description]
May be synthesized by air oxidation of boiling isoamyl lactate;
also by reacting methyl magnesium iodide over isoamyl α-hydroxy
isobutyrate. | [Chemical Properties]
Isoamyl pyruvate has a fresh, caramel-rum odor with fruity, floral undertones | [Definition]
ChEBI:3-Methylbutyl 2-oxopropanoate is an oxo carboxylic acid. | [Preparation]
By air oxidation of boiling isoamyl lactate; also by reacting methyl magnesium iodide over isoamyl α-hydroxy isobutyrate | [Production Methods]
Isoamyl pyruvate can be produced from Pyruvic acid and iso-Amyl alcohol by direct esterification under azeotropic
conditions. |
| Questions And Answer | Back Directory | [Aroma]
Fresh ethereal caramel-Rum-like odor with
fruity-floral undertones.
Sweet ethereal-fruity, caramellic taste.
Occasionally used in perfumery to introduce
an ethereal topnote e.g. in citrusy Colognes,
etc.
Used in flavor compositions for Arak,
Fruit (Tutti-frutti), Maple, Rum, etc.
Concentration up to 12 ppm in finished
product. |
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