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

The trans-2,2,6-Trimethyl-cyclohexyl methyl ketones

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Photo by permission of M. Roudintska - Art & Parfum

(1S,6R)-(+)-trans-2,2,6-Trimethyl-cyclohexyl methyl ketone - Pleasant mint-like, camphor-like fragrance that is extremely sharp, strongly dispersing and characteristic

= (1S,6R)-(+)-trans-1-(2,2,6-Trimethylcyclohexyl)-ethanone

Ref: Ujihara, Hideo; Watanabe, Shinya; Yamamoto, Takeshi; Hagiwara, Toshimitsu; United States Patent Application 20020042356 (April 11, 2002); Takeshi Yamamoto, , Hideo Ujihara, Shinya Watanabe, Makoto Harada, Hiroyuki Matsuda and Toshimitsu Hagiwara, Synthesis and odor of optically active trans-2,2,6-trimethylcyclohexyl methyl ketones and their related compounds, Tetrahedron, Volume 59, Issue 4 , 20 January 2003, Pages 517-524

(1R,6S)-(-)-trans-2,2,6-Trimethyl-cyclohexyl methyl ketone - Characteristic marine, ozone and white floral fragrance in which the mint-like and camphor- like fragrance is weaker resulting in a softer aroma overall

= (1R,6S)-(-)-trans-1-(2,2,6-Trimethylcyclohexyl)-ethanone

Ref: Ujihara, Hideo; Watanabe, Shinya; Yamamoto, Takeshi; Hagiwara, Toshimitsu; United States Patent Application 20020042356 (April 11, 2002); Takeshi Yamamoto, , Hideo Ujihara, Shinya Watanabe, Makoto Harada, Hiroyuki Matsuda and Toshimitsu Hagiwara, Synthesis and odor of optically active trans-2,2,6-trimethylcyclohexyl methyl ketones and their related compounds, Tetrahedron, Volume 59, Issue 4 , 20 January 2003, Pages 517-524

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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