| 摘要 |
The invention relates to a condensation product of isononyl aldehyde and methylethyl ketone. It contains the isomers 3,6,8,8-tetramethylnon-3-en-2-one and 7,9,9-trimethyl-4-decen-3-one in a proportion of at least 85 wt.%, in which said isomers are in the ratio by weight of 1:10 to 10:1. This product is characterized by a citrus-bergamot aroma. |
