Chirality & Odour Perception
John C. Leffingwell, Ph.D.

The 1-Isopropoxy-1-oxopropan-2-yl pivalates

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Photo by permission of M. Roudintska - Art & Parfum

(-)-(S)-1-isopropoxy-1-oxopropan-2-yl pivalate - possesses an odor having a floral, rosy/geranium type note having also a linalool, citronellol, geranyl acetate aspect, as well as a fruity, citrusy type note having lemon, bergamot aspects. The overall hedonic effect is an interesting rosy/geranium and fruity impression.

= (-)-(2S)-1-oxo-1-(propan-2-yloxy)propan-2-yl 2,2-dimethylpropanoate

Ref: Christian Vial, 1-Isopropoxy-1-oxopropan-2-yl pivalate as perfuming ingredient, WIPO Patent Application WO2015003985, Published: 01/15/2015

(+)-(R)-1-isopropoxy-1-oxopropan-2-yl pivalate - possesses an odor similar to the one of the S enantiomer but distinguishing itself by a slightly more pronounced fruity note and being less raising than the S enantiomer.

= (+)-(2R)-1-oxo-1-(propan-2-yloxy)propan-2-yl 2,2-dimethylpropanoate

Ref: Christian Vial, 1-Isopropoxy-1-oxopropan-2-yl pivalate as perfuming ingredient, WIPO Patent Application WO2015003985, Published: 01/15/2015

Cyclic Terpenoid Odorants

Bicyclic Terpenoid Odorants

Acyclic Terpenoid Odorants

Ionones, Irones, Damascones & Structurally Related Odorants

Acyclics (Alcohols, Esters, Acids, Aldehydes)

Lactones

Sesquiterpenoid Related Odorants

Steroid Urine Type Odorants

Sandalwood Type Odorants

Musk Odorants

Miscellaneous

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