| 2-ACETONAPHTHONE | 93-08-3 | 掩盖气味芳香 | — |
| 2-ACETYLHYDROQUINONE | 490-78-8 | 抗氧化漂白皮肤调理 | — |
| 2-ACETYLHYDROQUINONE | 490-78-8 | 抗氧化漂白皮肤调理 | — |
| 2-ACRYLAMIDO-2-METHYLPROPANE SULFONIC ACID | 15214-89-8 | NOT REPORTED | III/33 |
2-氨基-3-羟基吡啶
2-AMINO-3-HYDROXYPYRIDINE | 16867-03-1 | 染发 | Annex III/I/261 - Directive 2012/21/EU |
2-氨基-3-羟基吡啶
2-AMINO-3-HYDROXYPYRIDINE | 16867-03-1 | 染发 | Annex III/211 - Directive 2012/21/EU |
| 2-AMINO-4,5-DIMETHYLTHIAZOLE HBR | 7170-76-5 | 皮肤调理 | — |
| 2-AMINO-4,5-DIMETHYLTHIAZOLE HBR | 7170-76-5 | 皮肤调理 | — |
2-氨基-4-羟乙氨基茴香醚
2-AMINO-4-HYDROXYETHYLAMINOANISOLE | 83763-47-7 | 染发 | III/245 |
2-氨基-4-羟乙氨基茴香醚
2-AMINO-4-HYDROXYETHYLAMINOANISOLE | 83763-47-7 | 染发 | III/245 |
2-氨基-4-羟乙氨基茴香醚硫酸盐
2-AMINO-4-HYDROXYETHYLAMINOANISOLE SULFATE | 83763-48-8 | 染发 | III/245 |
2-氨基-4-羟乙氨基茴香醚硫酸盐
2-AMINO-4-HYDROXYETHYLAMINOANISOLE SULFATE | 83763-48-8 | 染发 | III/245 |
| 2-AMINO-5-ETHYLPHENOL HCL | 149861-22-3 | 染发 | — |
| 2-AMINO-5-ETHYLPHENOL HCL | 149861-22-3 | 染发 | — |
2-氨基-6-氯-4-硝基苯酚
2-AMINO-6-CHLORO-4-NITROPHENOL | 6358-09-4 | 染发 | III/252 |
2-氨基-6-氯-4-硝基苯酚
2-AMINO-6-CHLORO-4-NITROPHENOL | 6358-09-4 | 染发 | III/252 |
| 2-AMINOBUTANOL | 96-20-8 | BUFFERING | III/61 |
| 2-AMINOBUTANOL | 96-20-8 | BUFFERING | III/61 |
2-苄基庚醇
2-BENZYLHEPTANOL | 92368-90-6 | 掩盖气味芳香 | — |
2-苄基庚醇
2-BENZYLHEPTANOL | 92368-90-6 | 掩盖气味芳香 | — |
2-溴-2-硝基丙烷-1,3-二醇
2-BROMO-2-NITROPROPANE-1,3-DIOL | 52-51-7 | 防腐剂 | V/21 |
2-溴-2-硝基丙烷-1,3-二醇
2-BROMO-2-NITROPROPANE-1,3-DIOL | 52-51-7 | 防腐剂 | V/21 |
| 2-CARENYL METHYL KETONE | 3608-11-5 | 芳香 | — |
| 2-CARENYL METHYL KETONE | 3608-11-5 | 芳香 | — |
| 2-CHLORO-6-ETHYLAMINO-4-NITROPHENOL | 131657-78-8 | 染发 | III/201
|
| 2-CHLORO-6-ETHYLAMINO-4-NITROPHENOL | 131657-78-8 | 染发 | III/201 |
2-氯对苯二胺
2-CHLORO-P-PHENYLENEDIAMINE | 615-66-7 | 染发 | — |
2-氯对苯二胺
2-CHLORO-P-PHENYLENEDIAMINE | 615-66-7 | 染发 | — |
2-氯对苯二胺硫酸盐
2-CHLORO-P-PHENYLENEDIAMINE SULFATE | 6219-71-2 / 61702-44-1 | 染发 | — |
2-氯对苯二胺硫酸盐
2-CHLORO-P-PHENYLENEDIAMINE SULFATE | 6219-71-2 / 61702-44-1 | 染发 | — |
| 2-CYCLOHEXENYL CYCLOHEXANONE | 1502-22-3 | 芳香 | — |
| 2-CYCLOHEXENYL CYCLOHEXANONE | 1502-22-3 | 芳香 | — |
| 2-CYCLOHEXYLETHANOL | 4442-79-9 | 芳香 | — |
| 2-CYCLOHEXYLETHYL ACETATE | 21722-83-8 | FLAVOURING掩盖气味 | — |
| 2-CYCLOHEXYLETHYL ACETATE | 21722-83-8 | FLAVOURING掩盖气味 | — |
| 2-DECENAL | 3913-71-1 / 3913-81-3 | 芳香 | — |
| 2-DECENAL | 3913-71-1 / 3913-81-3 | 芳香 | — |
| 2-DECENOL | 22104-80-9 | 芳香 | — |
| 2-DECENOL | 22104-80-9 | 芳香 | — |
| 2-DIMETHYLBICYCLOHEPT-2-YLIDENE ETHANOL | 2226-05-3 | 芳香 | — |
| 2-DIMETHYLBICYCLOHEPT-2-YLIDENE ETHANOL | 2226-05-3 | 芳香 | — |
| 2-DIMETHYLCYCLOHEXENYL-5-METHYL-5-METHYLPROPYL-1,3-DIOXANE | 117933-89-8 | 芳香 | — |
| 2-DIMETHYLCYCLOHEXENYL-5-METHYL-5-METHYLPROPYL-1,3-DIOXANE | 117933-89-8 | 芳香 | — |
| 2-DODECENAL | 4826-62-4 | 芳香 | — |
| 2-DODECENAL | 4826-62-4 | 芳香 | — |
| 2-DODECENOL | 22104-81-0 | 芳香 | — |
| 2-DODECENOL | 22104-81-0 | 芳香 | — |
| 2-ETHOXY-2,6,6-TRIMETHYL-9-METHYLENEBICYCLO[3.3.1]NONANE | 68845-00-1 | 芳香 | — |
| 2-ETHOXY-2,6,6-TRIMETHYL-9-METHYLENEBICYCLO[3.3.1]NONANE | 68845-00-1 | 芳香 | — |
| 2-ETHYL-1,3,3-TRIMETHYLBICYCLO[2.2.1]HEPTAN-2-OL | 18368-91-7 | 芳香 | — |