3,3-Difluoropyrrolidine Hydrochloride

3,3-二氟吡咯烷

3,4-Dinitrophenol

3,4-二硝基苯酚

3,6-dibromo-2-fluorobenzaldehyde

3,6-二溴-2-氟代苯甲醛

4′-Formylbenzo-15-crown-5

4′-甲酰苯并-15-冠-5

4-(4-Formylphenoxy)benzaldehyde

4-(4-甲酰苯氧基)苯甲醛

4-(Diethylphosphino)-N,N-dimethylaniline

4-（二乙基膦基）-N,N-二甲基苯胺

4-(Piperidine-1-carbonyl)phenylboronic acid pinacol ester

4-(1-哌啶羰基)苯硼酸频哪醇酯

4-Acetylbenzoic Acid

4-乙酰苯甲酸

4-Aminocarbonylphenylboronic acid

4-氨基甲酰基苯硼酸

4-Bromo-2-furaldehyde

4-溴-2-呋喃甲醛

4-Bromo-3-methylbenzenesulfonyl Chloride

4-溴-3-甲基苯磺酰氯

4-Butylphenylboronic acid

4-丁基苯硼酸

4-Cyano-4-(phenylcarbonothioylthio)pentanoic acid

4-氰基-4-(硫代苯甲酰)戊酸

4-Fluoro-2-methylbenzenesulfonyl chloride

4-氟-2-甲基苯磺酰氯

4-Hydroxyphenethyl bromide

4-羟基苯乙基溴