4-Acetoxy-2-azetidinone

4-乙酰氧基-2-氮杂环丁酮

4-Amino-3-bromobenzonitrile

4-氨基-3-溴苯甲腈

4-Bromo-1-methyl-1H-pyrazole-5-boronic acid MIDA ester

4-Bromo-2,3,5,6-tetrafluoropyridine

4-溴-2,3,5,6-四氟吡啶

4-Bromomethylphenylboronic acid pinacol ester

2-(4-溴甲基苯基)-4,4,5,5-四甲基-[1,3,2]二氧杂硼烷

4-Chloropyridine N-oxide

4-氯吡啶 N-氧化物

4-Ethynylbenzaldehyde

4-乙炔基苯甲醛

4-Hexadecylaniline

4-十六烷基苯胺

4-Mercaptophenylboronic acid

4-巯基苯硼酸

4-Methylmorpholine-2,6-dione

4-甲基吗啉-2,6-二酮

4-Phenylbenzylamine

4-苯基苄胺

4,4′-Diaminobenzophenone

4,4′-二氨基二苯甲酮

4,5-Dioctyloxy-1,2-benzenedicarbonitrile

4,5-二辛氧基-1,2-苯二甲腈

5-(3,4-Dichlorophenyl)-2-furoic acid

5-(3,4-二氯苯基)-2-糠酸

5-Amino-1-(4-methoxyphenyl)-1H-pyrazole-4-carboxylic acid

5-氨基-1-(4-甲氧基苯基)-1H-吡唑-4-羧酸