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

The 4-methyloxacyclopentadec-9-en-2-ones

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Photo by permission of M. Roudintska - Art & Parfum

(4R)-(-)-4-methyloxacyclopentadec-9-en-2-one - Diffusive powdery musk odor

Also known as (3R)-(-)-3-methyl-8-cyclotetradecen-14-olide

Ref: Watanabe, s.; Matsuda, H.; Yamasaki, t., Japanese Patent Application No. 227,322 (1998); 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

(4S)-(+)-4-methyloxacyclopentadec-9-en-2-one - Weak poor musk odor

Also known as (3S)-(+)-3-methyl-8-cyclotetradecen-14-olide

Ref: Watanabe, s.; Matsuda, H.; Yamasaki, t., Japanese Patent Application No. 227,322 (1998); 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

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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