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

The delta-Jasmolactones

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Photo by permission of M. Roudintska - Art & Parfum

(R)-(-)-delta-Jasmolactone - Exhibits a floral coconut note which is fresher and more rising than in the S-(+)-enantiomer; the fruity note is more marked than that of the racemate. Base' note is coconut without the fatty aspect.

= (6R)-6-[(3E)-pent-3-enyl]tetrahydro-2H-pyran-2-one

Ref: Bourdineaud, Jean-Paul; Ehret, Charles; Petrzilka, Martin; Optically active lactones, World Patent WO/94107887, April 19, 1994

(S)-(+)-delta-Jasmolactone - Exhibits a heavy woody coconut note with the spicy celery-jasmone aspect of the racemate; the base note is creamy tuberose like.

= (6S)-6-[(3E)-pent-3-enyl]tetrahydro-2H-pyran-2-one

Ref: Bourdineaud, Jean-Paul; Ehret, Charles; Petrzilka, Martin; Optically active lactones, World Patent WO/94107887, April 19, 1994

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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