4-(Difluoromethoxy)benzaldehyde

4-(二氟甲氧基)苯甲醛

4-(Methylthio)benzoyl chloride

4-（甲硫基）苯甲酰氯

4-Acetoxy-2-azetidinone

4-乙酰氧基-2-氮杂环丁酮

4-Amino-2-iodophenol

4-氨基-2-碘苯酚

4-Azidoaniline hydrochloride

4-叠氮苯胺 盐酸盐

4-Bromo-2-furaldehyde

4-溴-2-呋喃甲醛

4-Bromo-2,5-difluoroaniline

4-溴-2,5-二氟苯胺

4-Bromoisoxazole

4-Chloro-3-methylpyridine hydrochloride

4-氯-3-甲基吡啶 盐酸盐

4-Cyanoindole

4-氰基吲哚

4-Fluoro-2-methoxyphenol

4-氟-2-甲氧基苯酚

4-Hexadecylaniline

4-十六烷基苯胺

4-Iodobutyric acid

4-碘丁酸

4-Methoxypicolinimidamide hydrochloride

4-Morpholinopyridine

4-吗啉吡啶