(S)-(-)-4-ethylbutan-4-olide - sweet, creamy coconut, woody aspects Also known as (S)-(-)-gamma-hexalactone Ref: A. Mosandl and C. Gunther, J. Agric. Food Chem., 37, 413-416 (1989); Mans H. Boelens, Harrie Boelens & Leo J. van Gemert, Perfumer & Flavorist, Vol. 18, No. 6, 1-15, 1993

(R)-(+)-4-ethylbutan-4-olide - faint, sweet coconut, hatty, herbaceous, hay note Also known as (R)-(+)-gamma-hexalactone Ref: A. Mosandl and C. Gunther, J. Agric. Food Chem., 37, 413-416 (1989); Mans H. Boelens, Harrie Boelens & Leo J. van Gemert, Perfumer & Flavorist, Vol. 18, No. 6, 1-15, 1993

Ionones, Irones, Damascones & Structurally Related Odorants

Acyclics (Alcohols, Esters, Acids, Aldehydes)

Lactones

Sesquiterpenoid Related Odorants