(-)-S-methyl (2R)-2-methylbutanethioate - A beautiful, fresh, highly-taste, unique, strong odor which reminds a strong, fresh passion fruit. As seen, the S-methyl (R)-2-methylbutanethioate used in the flavor composition or fragrance composition of the present invention had a beautiful, fresh, highly-taste, unique, strong flavor and fragrance which reminded (of) a strong, fresh passion fruit. Ref: Miharu Ogura; Yoshihiro Yaguchi, Makoto Emura, Toshihiro Takeda, Yoshifumi Yuasa, Shigeyuki Sasaki, Flavor Composition or Fragrance Composition, and Flavor-Improving Agents, United States Patent Application No. 20080213451 (September 4, 2008)

(+)-S-methyl (2S)-2-methylbutanethioate - S-methyl 2-methylbutanethioate (as the racemic form) has an odor which is natural but is low in strength and has slight other smells. Meanwhile, all the perfumers or flavorists pointed out that the racemic S-methyl2-methylbutanethioate had an odor which was natural but was low in strength and had slight other smells. Ref: Miharu Ogura; Yoshihiro Yaguchi, Makoto Emura, Toshihiro Takeda, Yoshifumi Yuasa, Shigeyuki Sasaki, Flavor Composition or Fragrance Composition, and Flavor-Improving Agents, United States Patent Application No. 20080213451 (September 4, 2008)

Ionones, Irones, Damascones & Structurally Related Odorants

Acyclics (Alcohols, Esters, Acids, Aldehydes)

Lactones & Furanones

Sesquiterpenoid Related Odorants