(2S)-2-methyl-N-(3'-methylbutylidene)butan-1-amine - Amine, internal organs of shrimp, cocoa-like element with sweet butter-like odor = N-[(2S)-2-methylbutyl]-N-[3'-methylbutylidene]amine Ref: Toru Tachihara, Susumu Ishizaki, Yoshiko Kurobayashi, Hiroshi Tamura, Youichi Ikemoto, Atsushi Onuma, Keisuke Yoshikawa, Tetsuya Yanai, Takeshi Kitahara; Synthesis and Odor Evaluation of Stereoisomers of Imine Derivatives in Roasted Spotted Shrimp, Helv. Chim. Acta 2003, 86, No. 2, 274-279

(2R)-2-methyl-N-(3'-methylbutylidene)butan-1-amine - Heavier esteric odor than the (S)-enantiomer. Fruity Cereal-like with slightly fishy scent. = N-[(2R)-2-methylbutyl]-N-[3'-methylbutylidene]amine Ref: Toru Tachihara, Susumu Ishizaki, Yoshiko Kurobayashi, Hiroshi Tamura, Youichi Ikemoto, Atsushi Onuma, Keisuke Yoshikawa, Tetsuya Yanai, Takeshi Kitahara; Synthesis and Odor Evaluation of Stereoisomers of Imine Derivatives in Roasted Spotted Shrimp, Helv. Chim. Acta 2003, 86, No. 2, 274-279

Ionones, Irones, Damascones & Structurally Related Odorants

Acyclics (Alcohols, Esters, Acids, Aldehydes)

Lactones

Sesquiterpenoid Related Odorants