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

The 2-Ethylhexanoic acids

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Photo by permission of M. Roudintska - Art & Parfum

(R)-(-)-2-ethylhexanoic acid - herbaceous, earthy

Ref: A. Mosandl, Kontaktie (Darmstadt) H3 38 (1992); B. Koppenhoefer, et. al., Perfumer & Flavorist, Vol. 19, No. 5, 1-14, 1994

(S)-(+)-2-ethylhexanoic acid - sweet, herbaceous, faint musty

Ref: A. Mosandl, Kontaktie (Darmstadt) H3 38 (1992); B. Koppenhoefer, et. al., Perfumer & Flavorist, Vol. 19, No. 5, 1-14, 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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