| Primary (First) - leek |
| FL | | allyl mercaptan |
| | odor: Sulfurous and alliaceous, sauteed onion and garlic, roasted, grilled and charred meaty nuances |
| | flavor: Alliaceous onion, garlic and leek. It has meaty bouillon savory nuances |
| FL | | benzyl mercaptan |
| | odor: Sharp, sulfuraceous, onion, garlic, horseradish, mint and coffee |
| | flavor: Leek, horseradish, cabbage, green, tomato and coffee |
| FL | | leek flavor |
| FL | | leek oil |
| | odor: sulfurous alliaceous onion |
| | flavor: sulfurous alliaceous leek |
| FL | | leek oleoresin |
| | flavor: leek |
| Secondary (Second) - leek |
| Tertiary (Third) - leek |
| Quaternary (Fourth) - leek |
| FL | | allyl mercaptan |
| | odor: Sulfurous and alliaceous, sauteed onion and garlic, roasted, grilled and charred meaty nuances |
| | flavor: Alliaceous onion, garlic and leek. It has meaty bouillon savory nuances |
| FL | iso | propyl mercaptan |
| | odor: strong ripe onion gassy meaty sulfurous |
| | flavor: Soft-boiled egg yolk, hydrogen sulfide, rich mouth feel, strong poultry, leek and onion-like |
| Quinary (Fifth) - leek |
| Senary (Sixth) - leek |
| Septenary (Seventh) - leek |
| Octonary (Eighth) - leek |