c

(R)-3-hydroxy-4-phenyl-2-butanone - a relatively weak fruity and green odour  Ref: Hong-yu Tian, Hong-lin Ye, Bao-guo Sun, Yu-Ping Liu, Ming-quan Huang, Hai-tao Chen, Synthesis and characteristic odour of optically active 3-hydroxy-4-phenyl-2-butanone, Flavour and Fragrance Journal, 26(6), 385–388, (2011)

c

(S)-3-hydroxy-4-phenyl-2-butanone - a strong caramel, sweet and floral aroma. Additionally, the (S)-isomer presented a stronger odour intensity than did the (R)-isomer. Ref: Hong-yu Tian, Hong-lin Ye, Bao-guo Sun, Yu-Ping Liu, Ming-quan Huang, Hai-tao Chen, Synthesis and characteristic odour of optically active 3-hydroxy-4-phenyl-2-butanone, Flavour and Fragrance Journal, 26(6), 385–388, (2011)

Ionones, Irones, Damascones & Structurally Related Odorants

Acyclics (Alcohols, Esters, Acids, Aldehydes)

Lactones

Sesquiterpenoid Related Odorants