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

The beta-Ionols

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Photo by permission of M. Roudintska - Art & Parfum

(S)-(-)-beta-Ionol - a floral, ambery, and woody scent

= (2S,3E)-(-)-4-(2,6,6-trimethylcyclohex-1-en-1-yl)but-3-en-2-ol

Ref: Komaki, Ryoichi, Takashi Ikawa, Kozumo Saito, Kazuyo Hattori, Natsuyo Ishikawa, Hidemichi Fukawa, Masahiro Egi, and Shuji Akai. "Discovery of Aromatic Components with Excellent Fragrance Properties and Biological Activities: beta-Ionols with Antimelanogenetic Effects and Their Asymmetric Syntheses." Chemical and Pharmaceutical Bulletin 61, no. 3 (2013): 310-314.

(R)-(+)-beta-Ionol - a floral, fruity, and woody scent

= (2R,3E)-(-)-4-(2,6,6-trimethylcyclohex-1-en-1-yl)but-3-en-2-ol

Ref: Komaki, Ryoichi, Takashi Ikawa, Kozumo Saito, Kazuyo Hattori, Natsuyo Ishikawa, Hidemichi Fukawa, Masahiro Egi, and Shuji Akai. "Discovery of Aromatic Components with Excellent Fragrance Properties and Biological Activities: beta-Ionols with Antimelanogenetic Effects and Their Asymmetric Syntheses." Chemical and Pharmaceutical Bulletin 61, no. 3 (2013): 310-314.

 

 

 

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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