3,4-Dimethoxy-5-hydroxybenzaldehyde

5-羟基藜芦醛

3,5-Di-tert-butylbenzaldehyde

3,5-二叔丁基苯甲醛

4-Hydroxy-TEMPO benzoate, free radical

4-苄酰氧基-四甲基哌啶氧自由基

4-Isoxazoleboronic acid pinacol ester

4′-(Dimethylamino)-2,2,2-trifluoroacetophenone

4′-(二甲基氨基)-2,2,2-三氟苯乙酮

4-[4′-(3-Pentyloxy)phenyl]phenylboronic acid

4-[4′-(3-戊氧基)苯基]苯硼酸

4-tert-Butyl-N,N-dimethylaniline

4-叔丁基-N,N-二甲基苯胺

4,4′-Dimethyl-2,2′-dipyridyl

4,4′-Dimethyl-2,2′-bipyridine

4,5-Difluoroanthranilic Acid

4,5-二氟邻氨基苯甲酸

5-(4-Chlorophenyl)-2-furonitrile

5-(4-氯苯基)-2-糠腈