| 4,7-DIMETHYL-4-VINYLOCT-6-EN-3-OL | 85136-05-6 | 芳香 | — |
| 4,7-DIMETHYL-6-OCTEN-3-ONE | 2550-11-0 | 芳香 | — |
| 4,7-DIMETHYL-6-OCTEN-3-ONE | 2550-11-0 | 芳香 | — |
| 4,8-DIMETHYL-4,9-DECADIENAL | 71077-31-1 | 芳香 | — |
| 4,8-DIMETHYL-4,9-DECADIENAL | 71077-31-1 | 芳香 | — |
| 4-(2-BETA-GLUCOPYRANOSILOXY) PROPOXY-2HYDROXYBENZOPHENONE | — | 稳定紫外过滤剂(防晒) | — |
4-氨基-2-羟基甲苯
4-AMINO-2-HYDROXYTOLUENE | 2835-95-2 | 染发 | III/1/243 |
4-氨基-2-羟基甲苯
4-AMINO-2-HYDROXYTOLUENE | 2835-95-2 | 染发 | III/241 |
| 4-AMINO-2-HYDROXYTOLUENE SULFATE | 183293-62-1 | 染发 | — |
| 4-AMINO-2-NITRODIPHENYLAMINE-2'-CARBOXYLIC ACID | 117907-43-4 | 染发 | — |
| 4-AMINO-2-NITRODIPHENYLAMINE-2'-CARBOXYLIC ACID | 117907-43-4 | 染发 | — |
4-氨基-3-羟基丁酸
4-AMINO-3-HYDROXYBUTYRIC ACID | 924-49-2 | 皮肤调理 | — |
4-氨基-3-羟基丁酸
4-AMINO-3-HYDROXYBUTYRIC ACID | 924-49-2 | 皮肤调理 | — |
4-氨基-3-硝基苯酚
4-AMINO-3-NITROPHENOL | 610-81-1 | 染发 | III/215 |
4-氨基-3-硝基苯酚
4-AMINO-3-NITROPHENOL | 610-81-1 | 染发 | III/215 |
4-氨基间甲酚
4-AMINO-M-CRESOL | 2835-99-6 | 染发 | III/244 |
4-氨基间甲酚
4-AMINO-M-CRESOL | 2835-99-6 | 染发 | III/244 |
| 4-BUTYL-5-METHYLTHIAZOLE | 57246-60-3 | 芳香 | — |
| 4-BUTYL-5-METHYLTHIAZOLE | 57246-60-3 | 芳香 | — |
4-丁基间苯二酚
4-BUTYLRESORCINOL | 18979-61-8 | 抗氧化 | — |
4-丁基间苯二酚
4-BUTYLRESORCINOL | 18979-61-8 | 抗氧化 | — |
4-氯间苯二酚
4-CHLORORESORCINOL | 95-88-5 | 染发 | Annex III/I/254 - Directive 2012/21/EU |
4-氯间苯二酚
4-CHLORORESORCINOL | 95-88-5 | 染发 | Annex III/199 |
| 4-DIHYDROMETHYL-2H-PYRAN-2-YL GUAIACOL | 128489-02-1 | 芳香 | — |
| 4-DIHYDROMETHYL-2H-PYRAN-2-YL GUAIACOL | 128489-02-1 | 芳香 | — |
| 4-DIMETHYLMETHYLENECYCLOHEXYL-BUTAN-2-ONE | 13720-12-2 | 芳香 | — |
| 4-DIMETHYLMETHYLENECYCLOHEXYL-BUTAN-2-ONE | 13720-12-2 | 芳香 | — |
| 4-ETHOXYBENZALDEHYDE | 10031-82-0 | 掩盖气味芳香 | — |
| 4-ETHOXYBENZALDEHYDE | 10031-82-0 | 掩盖气味芳香 | — |
| 4-ETHYL-6-(2,6,6-TRIMETHYL-2-CYCLOHEXENYL)-2-HEXENE-1,4-DIOL CYCLIZED | 90411-73-7 | 芳香 | — |
| 4-ETHYL-6-(2,6,6-TRIMETHYL-2-CYCLOHEXENYL)-2-HEXENE-1,4-DIOL CYCLIZED | 90411-73-7 | 芳香 | — |
| 4-ETHYL-ALPHA,ALPHA-DIMETHYL-BENZENEPROPANENITRILE | 134123-93-6 | 芳香 | — |
| 4-ETHYL-ALPHA,ALPHA-DIMETHYL-BENZENEPROPANENITRILE | 134123-93-6 | 芳香 | — |
| 4-ETHYL-GAMMA-OCTALACTONE | 68188-98-7 | 芳香 | — |
| 4-ETHYL-GAMMA-OCTALACTONE | 68188-98-7 | 芳香 | — |
| 4-ETHYLACETOPHENONE | 937-30-4 | 芳香 | — |
| 4-ETHYLACETOPHENONE | 937-30-4 | 芳香 | — |
| 4-ETHYLBENZALDEHYDE | 4748-78-1 | 芳香 | — |
| 4-ETHYLBENZALDEHYDE | 4748-78-1 | 芳香 | — |
| 4-ETHYLGUAIACOL | 2785-89-9 | 芳香 | — |
| 4-ETHYLGUAIACOL | 2785-89-9 | 芳香 | — |
| 4-ETHYLOCTA-2,4-DIENOIC ACID | 72928-47-3 | 芳香 | — |
| 4-ETHYLOCTA-2,4-DIENOIC ACID | 72928-47-3 | 芳香 | — |
| 4-ETHYLOCTANOIC ACID | 16493-80-4 | 芳香 | — |
| 4-ETHYLOCTANOIC ACID | 16493-80-4 | 芳香 | — |
| 4-ETHYLPHENOL | 123-07-9 | 芳香 | — |
| 4-ETHYLPHENOL | 123-07-9 | 芳香 | — |
| 4-FLUORO-6-METHYL-M-PHENYLENEDIAMINE SULFATE | 173994-76-8 / 217311-43-8 | 染发 | — |
| 4-FLUORO-6-METHYL-M-PHENYLENEDIAMINE SULFATE | 173994-76-8 / 217311-43-8 | 染发 | — |
| 4-FORMYL-1-METHYLQUINOLINIUM-P-TOLUENESULFONATE | 223398-02-5 | 染发 | — |