4-(Benzaldehyde diethylacetal)magnesium bromide solution

4-(苯甲醛二乙缩醛)溴化镁 溶液

4-(Cyclobutylamino)-2-(methylsulfanyl)-5-pyrimidinecarbaldehyde

4-(dimethylamino)-2,2-diphenylpentanamide

4-(Hydroxymethyl)-N,N-dimethylbenzenesulfonamide

4-(tert-Butoxy)-4-oxo-2-(pyridin-3-ylmethyl)butanoic acid

4-amino-5-[(4-chlorophenyl)sulfonyl]-2-pyrimidinol

4-amino-N-(1-benzyl-4-piperidinyl)-5-chloro-2-methoxybenzamide

4-Benzyl-4-piperidinecarboxamide hydrochloride

4-bromo-3-(chlorosulfonyl)benzoic acid

4-Chloro-1-methyl-3-phenyl-1H-pyrazolo[3,4-b]pyridine

4-chloro-1,3-benzenedisulfonyl dichloride

4-Chloro-5-fluoro-2-isopropylpyrimidine

4-chlorophenyl chloridodithiocarbonate

4-Hydroxy-1,3-phenylenediammonium dichloride

4-Hydroxy-4-(2-methoxyphenyl)cyclohexanone