3,7-Dimethyluric acid-2,4,5,6-¹³C₄-1,3,9-¹⁵N₃

4′-Formylbenzo-15-crown-5

4′-甲酰苯并-15-冠-5

4-(4-Aminophenyl)butyric acid

4-(4-氨基苯基)丁酸

4-(Bromomethyl)benzenesulfonyl Chloride

4-(溴甲基)苯磺酰氯

4-(Diphenylphosphino)benzoic Acid

4-二苯基膦苯甲酸

4-(tert-Butyldimethylsilyloxy)cyclohexanone

4-(叔丁基二甲基硅杂氧基)环己酮

4-Acetyl-N-methylaniline

4-乙酰基-N-甲苯胺

4-Amino-3-bromobenzonitrile

4-氨基-3-溴苯甲腈

4-Biphenylyl isocyanate

异氰酸 4-联苯酯

4-Bromo-2-methyl-6-nitroaniline

4-溴-2-甲基-6-硝基苯胺

4-Bromo-3-methylbenzenesulfonyl Chloride

4-溴-3-甲基苯磺酰氯

4-Bromopyrazole

4-溴吡唑

4-Chlorophenylboronic acid MIDA ester

4-氯苯基硼酸甲基亚氨基二乙酸酯

4-Dibenzothienylboronic acid

二苯并噻吩-4-硼酸

4-Fluoro-3-iodotoluene

4-氟-3-碘甲苯