| Primary (First) - chemical |
| FL/FR | iso | butyl formate |
| | odor: Sweet, chemical, ethereal and slight fruity |
| | flavor: rum |
| FL/FR | 2,3- | dimethyl benzofuran |
| | odor: Chemical tar-like, phenolic, smoky, tobacco, slightly pungent with a hint of black licorice drops, leather, cade oil and smoky bacon meaty |
| | flavor: Chemical, burnt woody, coumarin-like, tobacco, whiskey and slightly fusel like, tarry with a lingering aftertaste |
| FL | 2,5- | dimethyl furan |
| | odor: chemical ethereal meaty gravy roast beef bacon |
| | flavor: chemical meaty gravy |
| FL/FR | | ethyl (E)-2-crotonate |
| | odor: Pungent, chemical and diffusive, with sweet alliaceous and caramellic rum-like nuances |
| | flavor: Musty, onion and garlic, caramellic and brown notes |
| FL | 2- | ethyl furan |
| | odor: Chemical-like with a beany bready malty nuance |
| | flavor: Solvent-like with a dirty musty brown earthy nuance |
| FL/FR | 2- | hexanol |
| FR | 1-(2- | methyl allyl oxy) octane |
| | odor: chemical, metallic, and cheesy notes |
| FL/FR | | propyl propionate |
| | odor: Sharp, chemical, pungent with sweet fruity lift notes |
| | flavor: Sweet, lift, tropical green fruity notes |
| FL/FR | | styralyl alcohol |
| | odor: fresh sweet acetophenone gardenia hyacinth |
| | flavor: Chemical, medicinal, with a balsamic vanilla woody nuance |
| FL/FR | 4- | vinyl phenol |
| | odor: Chemical, phenolic, medicinal with sweet musty and meaty nuances |
| | flavor: Phenolic, medicinal, spicy |
| Secondary (Second) - chemical |
| FL/FR | | acetoin acetate |
| | odor: pungent sweet creamy buttery |
| | flavor: Fruity body, fleshy, rumy, grape, winey |
| FL/FR | iso | butyl benzoate |
| | odor: sweet fruity musty powdery balsam |
| | flavor: Fruity, balsamic, cherry and fruity taste |
| FR | 1,4-bis-(1,2- | dimethyl propyl)-6,8-dioxabicyclo(3.2.1)octane |
| | odor: Dirty, chemical, and burnt |
| FL | | furfuryl alcohol |
| | odor: alcoholic chemical musty sweet caramel bread coffee |
| | flavor: Burnt, sweet, caramellic, brown |
| FL | para- | menthatriene |
| | odor: Oily, chemical, cooling, woody, pine, camphoreous and thymol-like with an herbal and tropical nuance |
| | flavor: Oily, terpy, camphoreous, cooling, thymol, herbal, woody and pine with a slight citrus nuance |
| | 5- | methyl-heptan-3,4-dione |
| | odor: fruity chemical |
| | flavor: fruity |
| FL/FR | 1- | methyl naphthalene |
| | odor: Naphthyl-like with a chemical medicinal and camphor-like nuance |
| | flavor: Naphthyl-like with a medicinal nuance |
| | 1-iso | propyl-2-methyl butyl 2-butenoate |
| | odor: fruity, chemical, phenolic, very thin and slightly metallic |
| FL/FR | | tolualdehydes (mixed o,m,p) |
| | odor: Sweet, cherry and chemical with a powdery coumarin like nuance |
| | flavor: Cherry pit, coumarin, almond, sweet, with a slight powdery hay and vanilla like nuance |
| | 2,4,5- | trimethyl phenol |
| | odor: phenolic chemical |
| | flavor: phenolic |
| FL/FR | 2,3- | xylenol |
| | odor: phenolic chemical musty |
| | flavor: cresolic |
| Tertiary (Third) - chemical |
| | 1- | ethyl-2-methyl propyl tiglate |
| | odor: fruity, woody, chemical, metallic, sour, and kerosene |
| | 6- | hepten-1-yl 2-butenoate |
| | odor: fruity, dirty, chemical, and metallic |
| | 2- | methyl-5-hexen-1-yl 2-butenoate |
| | odor: fruity, dirty, chemical, and metallic |
| FR | 4- | methyl-2-(2-methyl-1-propenyl)-1,3-dioxane |
| | odor: floral woody chemical fruity berry green gooseberry |
| Quaternary (Fourth) - chemical |
| FL/FR | | acetophenone |
| | odor: sweet pungent hawthorn mimosa almond acacia chemical |
| | flavor: Powdery, bitter almond cherry pit-like with coumarinic and fruity nuances |
| | 1- | ethyl-2-methyl propyl 3-butenoate |
| | odor: fruity and sweet, but dirty and chemical |
| FD | | glyceryl tripropanoate |
| | odor: Oily with a slight chemical nuance |
| | flavor: Oily, bitter with a fatty nutty aftertaste |
| FL | (E)-3- | hexen-1-yl crotonate |
| | odor: green, fresh, slightly dirty, chemical, and metallic |
| FL/FR | iso | propyl acetate |
| | odor: Etherial, fruity, sweet, banana with a slight chemical nuance |
| | flavor: Etherial, tutti frutti, with a fruity apple and banana nuance |
| Quinary (Fifth) - chemical |
| FL/FR | | benzyl acetone |
| | odor: floral balsam |
| | flavor: strawberry |
| | 1,5- | dimethyl-4-hexen-1-yl 2-butenoate |
| | odor: fruity, slightly nutty and woody, but dirty, chemical, and slightly harsh |
| | 1- | ethyl propyl 2-butenoate |
| | odor: fatty, oily, fishy, dirty and chemical |
| FR | | octyl crotonate |
| | odor: fruity with hay quality, winey with mushroom note, slightly harsh and chemical |
| FL | 3- | penten-2-one |
| | odor: Sharp and acetone-like and fruity, phenolic and fishy with a chemical glue nuance |
| | flavor: Musty, stale water and phenolic with a fishy and shell fish nuance |
| FL | | quassia amara bark extract |
| | odor: woody phenolic animal bitter chemical burnt medicinal balsamic |
| | flavor: bitter astringent medicinal fruity herbal green earthy |
| Senary (Sixth) - chemical |
| FL/FR | 2,4- | dimethyl benzaldehyde |
| | odor: naphthyl cherry almond spice vanilla |
| | flavor: Naphthyl, cherry, almond, spice and vanilla |
| Septenary (Seventh) - chemical |
| | 1,3,4- | trimethyl-2-methylene pentyl 2-butenoate |
| | odor: fruity with dry hay quality, winey, woody, slightly oily, chemical with aldehydic fatty note |
| Octonary (Eighth) - chemical |