c

(1S,2R,4R)-(-)-beta-Santalene - Essentially no scent when freshly purified. = (1S,2R,4R)-2-methyl-3-methylene-2-(4-methylpent-3-en-1-yl)bicyclo[2.2.1]heptane Ref: A. Krotz, G. Helmchen, "Total Syntheses, Optical Rotations and Organoleptic Properties of Sandalwood Fragrances, (Z)- and (E)-b-Santalol and their Enantiomers, ent-b-Santalene". Liebigs Ann. Chem. 1994, 601-609; A. Krotz, G. Helmchen, "Total Syntheses of Sandalwood Fragrances, (Z)- and (E)-Santalol and their Enantiomers, ent-b-Santalene". Tetrahedron Asymmetry 1990, 537-540

c

(1R,2S,4S)-(+)-beta-Santalene - Essentially no scent when freshly purified. = (1R,2S,4S)-2-methyl-3-methylene-2-(4-methylpent-3-en-1-yl)bicyclo[2.2.1]heptane Ref: A. Krotz, G. Helmchen, "Total Syntheses, Optical Rotations and Organoleptic Properties of Sandalwood Fragrances, (Z)- and (E)-b-Santalol and their Enantiomers, ent-b-Santalene". Liebigs Ann. Chem. 1994, 601-609; A. Krotz, G. Helmchen, "Total Syntheses of Sandalwood Fragrances, (Z)- and (E)-Santalol and their Enantiomers, ent-b-Santalene". Tetrahedron Asymmetry 1990, 537-540

Ionones, Irones, Damascones & Structurally Related Odorants

Acyclics (Alcohols, Esters, Acids, Aldehydes)

Lactones

Sesquiterpenoid Related Odorants