| (+)-NEOMENTHOL | 2216-52-6 | — | — | — | — | — | 1 | 0 |
| (2-METHOXYMETHYLETHOXY)PROPANOL | 34590-94-8 | — | — | — | — | — | 1 | 0 |
| (E) 3,7-DIMETHYL-3,6-OCTADIENAL (ISO GERANIAL) | 72203-98-6 | top | citruslemonaldehydicfresh+2 | — | — | — | 1 | 1 |
| (ETHOXYMETHOXY)-CYCLODODECANE | 58567-11-6 | — | — | RESTRICTION | 17 | 0.08% | 8 | 1 |
| (Z) 3,7-DIMETHYL-3,6-OCTADIENAL (ISO-NERAL) | 72203-97-5 | top | citruslemonfreshgreen+1 | — | — | — | 1 | 1 |
| (Z)-HEX-3-ENYL BUTYRATE (Z)-HEX-3-ENYL BUTYRATE | 16491-36-4 | — | — | — | — | — | 1 | 0 |
| (Z)-HEX-3-ENYL PROPIONATE (Z)-HEX-3-ENYL PROPIONATE | 33467-74-2 | — | — | — | — | — | 1 | 0 |
| 1,2,3,4-TETRAHYDRO-4-METHYLQUINOLINE | 19343-78-3 | base | animalicleatheryearthyfecal+2 | SPECIFICATION | — | — | 4 | 3 |
| 1,3-CYCLOHEXADIENE-1-CARBOXALDEHYDE, 2,6,6-TRIMETHYL- | 0000116-26-7 | — | — | — | — | — | 1 | 0 |
| 1,4-CINEOLE | 470-67-7 | top | camphoraceousfresheucalyptusminty+2 | — | — | — | 1 | 0 |
| 1,5,5,9-TETRAMETHYL-13-OXATRICYCLO(8.3.0.0(4,9))TRIDECANE | 3738-00-9 | — | — | — | — | — | 1 | 0 |
| 1,6,10-DODECATRIEN-3-OL, 3,7,11-TRIMETHYL- | 0007212-44-4 | — | — | — | — | — | 1 | 0 |
| 1-(2,2,6-TRIMETHYLCYCLOHEXYL)-3-PENTANOL | 60241-52-3 | — | — | RESTRICTION | 17 | 0.03% | 15 | 1 |
| 1-(2,6,6-TRIMETHYL-2-CYCLOHEXEN-1-YL)PENT-1-EN-3-ONE | 7779-30-8 | — | — | — | — | — | 1 | 0 |
| 1-(2-TERT.-BUTYL CYCLOHEXYLOXY)-2-BUTANOL | 139504-68-0 | — | — | RESTRICTION | 17 | 0.07% | 6 | 1 |
| 1-(5,5-DIMETHYL-1-CYCLOHEXEN-1-YL)PENT-4-EN-1-ONE | 56973-85-4 | middle | greenfruityfreshherbal+2 | RESTRICTION | 34 | 0.03% | 26 | 5 |
| 1-OCTEN-3-OL | 3391-86-4 | top | mushroomearthygreenfungal+2 | — | — | — | 1 | 0 |
| 1754-00-3; 55722-59-3 | — | — | unknown | — | — | — | 1 | 1 |
| 2(3H)-FURANONE, DIHYDRO-5-PENTYL- | 0000104-61-0 | — | — | — | — | — | 1 | 0 |
| 2,2,3-TRIMETHYL-3-CYCLOPENTENE-1-ACETALDEHYDE | 4501-58-0 | — | — | — | — | — | 1 | 0 |
| 2,2-DICHLORO-1-METHYLCYCLOPROPYLBENZENE | 3591-42-2 | — | woodymuskydrysynthetic | PROHIBITION | — | — | 2 | 3 |
| 2,2-DIMETHYL-3-(3-TOLYL)PROPAN-1-OL | 103694-68-4 | middle | floralmuguetgreenfresh+2 | RESTRICTION | 36 | 0% | 8 | 3 |
| 2,4,4,7-TETRAMETHYL-6-OCTEN-3-ONE | 74338-72-0 | — | — | RESTRICTION | 17 | 0.1% | 2 | 1 |
| 2,4,6-TRIMETHYCYCLOHEX-3-ENECARBALDEHYDE | 1423-46-7 | — | — | — | — | — | 1 | 0 |
| 2,4-DIENALS | 764-40-9 | top | fattyaldehydicgreenfried+3 | PROHIBITION | — | — | 29 | 3 |
| 2,4-DIHYDROXY-3-METHYLBENZALDEHYDE | 6248-20-0 | base | phenolicvanillicsweetbalsamic+2 | PROHIBITION | — | — | 3 | 3 |
| 2,4-DODECADIEN-1-OL, (2E, 4E) | 18485-38-6 | middle | fattyfruitypearwaxy+2 | PROHIBITION | — | — | 2 | 3 |
| 2,4-HEXADIEN-1-OL floral · green · sweet · oily · grassy | 111-28-4 | middle | floralgreensweetoily+1 | PROHIBITION | — | — | 8 | 3 |
| 2,5,5,9-TETRAMETHYLOCTALYL-1-ETHANAL musty · woody · ambregris-like | — | base | woody | — | — | — | 2 | 0 |
| 2,5-OCTADIEN-4-ONE, 5,6,7-TRIMETHYL-, (2E)- | 358331-95-0 | — | — | RESTRICTION | 17 | 0.01% | 8 | 1 |
| 2,6,10-TRIMETHYLUNDECA-5,9-DIEN-1-OL | 24048-14-4 | middle | floralfreshgreenmuguet+2 | RESTRICTION | 34 | 0.06% | 16 | 3 |
| 2,6,6-TRIMETHYLCYCLOHEX-1,3-DIENYL METHANAL | 116-26-7 | top | greenearthytobaccowoody+2 | RESTRICTION | 49 | 0% | 7 | 7 |
| 2,6-DI-TERT-BUTYL-P-CRESOL | 0000128-37-0 | — | — | — | — | — | 1 | 0 |
| 2,6-OCTADIENAL, 3,7-DIMETHYL-, REACTION PRODUCTS WITH ET ALC. | 147060-73-9 | — | — | — | — | — | 1 | 0 |
| 2-(1-(3',3'-DIMETHYL-1'-CYCLOHEXYL)ETHOXY)-2-METHYL PROPYL PROPANOATE | 0141773-73-1 | — | — | — | — | — | 1 | 0 |
| 2-BUTEN-1-ONE, 1-(2,6,6-TRIMETHYL-1-CYCLOHEXEN-1-YL)-, (2E)- | 23726-91-2 | — | — | — | — | — | 6 | 0 |
| 2-CYCLOHEXYLIDENE-2-ORTHO-TOLYLACETONITRILE | 916887-53-1 | — | — | RESTRICTION | 18 | 0.03% | 5 | 1 |
| 2-ETHOXY-4-METHYLPHENOL | 2563-07-7 | middle | smokyphenolicspicyclove+2 | RESTRICTION | 36 | 0.01% | 8 | 3 |
| 2-HEPTYLIDENE CYCLOPENTAN-1-ONE | 39189-74-7 | middle | fattywaxygreenfruity+2 | RESTRICTION | 34 | 0.02% | 4 | 3 |
| 2-HEXYL CYCLOPENTANONE dry · floral · green · herbaceous | — | base | greensweetfreshearthy | — | — | — | 3 | 0 |
| 2-HEXYLIDENECYCLOHEXAN-1-ONE | 16429-07-5 | — | — | RESTRICTION | 17 | 0.01% | 3 | 1 |
| 2-METHOXY-3-METHYLPYRAZINE | 2847-30-5 | — | — | — | — | — | 1 | 0 |
| 2-METHYL-4-PHENYL-2-BUTANOL | 103-05-9 | — | — | — | — | — | 1 | 0 |
| 2-METHYLENEDIOXY-4-PROPENYL-5,6-DIMETHOXYBENZENE woody · warm · faint | — | base | woodywarmcamphoraceous | — | — | — | 1 | 0 |
| 2-METHYLUNDECANAL | 110-41-8 | top | aldehydicwaxyfattycitrus+2 | — | — | — | 1 | 0 |
| 2-NAPHTHALENOL, DECAHYDRO-5,5,8A-TRIMETHYL-, ACETATE | 24238-95-7 | — | — | — | — | — | 1 | 0 |
| 2-NONYN-1-AL DIMETHYL ACETAL floral · green · sweet · violet | 13257-44-8 | top | floralgreensweetviolet | RESTRICTION | 34 | 0.53% | 7 | 3 |
| 2-OCTANOL, 7-METHOXY-3,7-DIMETHYL- | 41890-92-0 | — | — | — | — | — | 3 | 4 |
| 2-OCTEN-4-ONE | 4643-27-0 | — | — | RESTRICTION | 17 | 0% | 5 | 1 |
| 2-PENTYLCYCLOPENTAN-1-OL | 84560-00-9 | — | — | — | — | — | 1 | 0 |