| 名称 | 英文名 | CAS号 |
| 6-溴-8-甲基-1H-苯并[D][1,3]恶嗪-2,4-二酮 | 6-bromo-8-Methyl-1,3-Benzoxazine-2,4-dione;6-bromo | 77395-09-6 |
| 6-溴-2H-1,3-苯并[E][1,3]恶嗪-2,4(3H)-二酮 | 6-Bromo-1,3-Benzoxazine-2,4-dione;bromo-2H-[1,3]be | 24088-82-2 |
| 5-硝基水杨酸 | 5-Nitrosalicylic Acid | 96-97-9 |
| 5-羟基戊醛 | 5-Hydroxyvaleraldehyde;5-Hydroxy pentanal | 4221-03-8 |
| 4-氯甲基苯乙烯 | 4-Vinylbenzyl chloride | 1592-20-7 |
| 对叔丁氧基苯乙烯 | 4-tert-butoxystyrene | 95418-58-9 |
| 4-(氯甲基)吡啶盐酸盐 | 4-Picolyl chloride hydrochloride | 1822-51-1 |
| 4-(甲氨基)吡啶 | 4-picolinylamine;4-Picolylamine; 4-Aminomethypyrid | 3731-53-1 |
| 4-甲基水杨酸 | 4-methylsalicylic acid | 50-85-1 |
| 4-甲基水杨酰胺 | 4-Methylsalicylamide;2-hydroxy-4-methylbenzamide | 49667-22-3 |
| 4-甲氧基水杨酰胺 | 4-Methoxysalicylamide;2-Hydroxy-4-methoxybenzamide | 6745-77-3 |
| 4-羟基-3-甲氧基苯甲腈 | 4-Hydroxy-3-Methoxybenzonitrile | 4421-08-3 |
| 对乙酰氧基苯乙烯 | 4-Ethenylphenol acetate;p-acetoxystyrene | 2628-16-2 |
| 4-氯间苯二酚 | 4-Chlororesorcinol | 95-88-5 |
| 4-联苯氯苄 | 4-chloromethylbiphenyl;4-(chloromethyl)-bipheny | 1667-11-4 |
| 4-溴联苯 | 4-Bromobiphenyl | 92-66-0 |
| 4-联苯甲醇 | 4-Biphenyldiylmethanol;(1,1’-biphenyl)-4-methanol; | 3597-91-9 |
| 4-联苯甲醛 | 4-Biphenylcarboxaldehyde;Biphenyl-4-carboxaldehyde | 3218-36-8 |
| 4,4-二溴联苯 | 4,4'-Dibromobiphenyl | 92-86-4 |
| 4,4'-联苯二甲基二甲醚 | 4,4'-Bis(methoxymethyl)-1,1'-biphenyl | 3753-18-2 |
