| Name | CAS No |
| 4,4',4''-(Methanetriyl)trisphenol | 603-44-1 |
| 4,4'-Biphenyldicarbaldehyde | 66-98-8 |
| 4,4'-biphenyldicarboxylic acid dichloride;4,4'-Bis(chloroformyl)biphenyl | 2351-37-3 |
| 4,4'-Biphenyldiyldimethanol | 1667-12-5 |
| 4,4'-Bis(chloromethyl)biphenyl | 1667-10-3 |
| 4,4'-Bis(methoxymethyl)-1,1'-biphenyl | 3753-18-2 |
| 4,4'-Dibromobiphenyl | 92-86-4 |
| 4-Biphenylcarboxaldehyde;Biphenyl-4-carboxaldehyde | 3218-36-8 |
| 4-Biphenyldiylmethanol;(1,1’-biphenyl)-4-methanol;4HMB | 3597-91-9 |
| 4-Bromobiphenyl | 92-66-0 |
| 4-chloromethylbiphenyl;4-(chloromethyl)-bipheny | 1667-11-4 |
| 4-Chlororesorcinol | 95-88-5 |
| 4-Ethenylphenol acetate;p-acetoxystyrene | 2628-16-2 |
| 4-Hydroxy-3-Methoxybenzonitrile | 4421-08-3 |
| 4-Hydroxysalicylamide;2,4-Dihydroxybenzamide | 3147-45-3 |
| 4-Methoxysalicylamide;2-Hydroxy-4-methoxybenzamide | 6745-77-3 |
| 4-Methoxysalicylic acid | 2237-36-7 |
| 4-Methylsalicylamide;2-hydroxy-4-methylbenzamide | 49667-22-3 |
| 4-methylsalicylic acid | 50-85-1 |
| 4-picolinylamine;4-Picolylamine; 4-Aminomethypyridine | 3731-53-1 |
