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

The Citronellols

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Photo by permission of M. Roudintska - Art & Parfum

(3R)-(+)-citronellol - citronella oil-like

Described by Yamamoto et.al., as slightly oily light rosy-leafy, petal like odor with irritating topnote

Ref: R. Rienaecker and G. Ohloff, Angew. Chem. 73, 240 (1961); Mans H. Boelens, Harrie Boelens & Leo J. van Gemert, Perfumer & Flavorist, Vol. 18, No. 6, 1-15, 1993; Takeshi Yamamoto, Akemi Shimada, Tatsuya Ohmoto, Hiroyuki Matsuda, Miharu Ogura and Tsuneyoshi Kanisawa, Flavour and Fragrance Journal, Volume 19, Issue 2, Date: March/April 2004, Pages: 121-133; T. Yamamoto, H. Matsuda, T. Ohmoto, A. Shimada & T. Sato, Proc. 12th Int. Congress of Flavours, Fragrances & Essential oils, Vienna, Austria, Oct. 4-8, 1992, pp.442-455

(3S)-(-)-citronellol - floral, rose-like odor, reminiscent of geranium oil

Described by Yamamoto et.al. as very fresh light and clean rosy-leafy, petal-like

Ref: R. Rienaecker and G. Ohloff, Angew. Chem. 73, 240 (1961); Mans H. Boelens, Harrie Boelens & Leo J. van Gemert, Perfumer & Flavorist, Vol. 18, No. 6, 1-15, 1993; Takeshi Yamamoto, Akemi Shimada, Tatsuya Ohmoto, Hiroyuki Matsuda, Miharu Ogura and Tsuneyoshi Kanisawa, Flavour and Fragrance Journal, Volume 19, Issue 2, Date: March/April 2004, Pages: 121-133; T. Yamamoto, H. Matsuda, T. Ohmoto, A. Shimada & T. Sato, Proc. 12th Int. Congress of Flavours, Fragrances & Essential oils, Vienna, Austria, Oct. 4-8, 1992, pp.442-455

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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