Description: This brown note can contribute to the body of roasted or heated type flavours. It is found in most natural products where a non-enzymatic browning reaction has taken place, such as in coffee and malt whisky.

Chemical name:
2-Hydroxy-3-methylcyclohex-2-enone
Synonym:
1-Methyl-2,3-cyclohexanedione; 3-Methyl-1,2-cyclohexanedione
Formula: C7H10O2
Molecular weight: 126.16
FEMA: 3305
CAS No.: 3008-43-3
Flash point: >100 ºC