Diethyl 2,5-difluorobenzylphosphonate

2-Bromobenzaldehyde

2-溴苯甲醛

4-Bromo-alpha-methylbenzylamine

4-溴-胫-甲基苄胺

1-Bromo-4-ethylbenzene

1-溴-4-乙基苯

2-(5-溴-2-甲氧基苯基)乙腈, 5-Bromo-2-methoxyphenylacetonitrile

3-溴苯酞, 3-Bromophthalide

2,3-丁二醇, 2,3-Butanediol (mixture of stereoisomers)

N-n-Butylethanolamine

2-(丁氨基)乙醇

4-羟基-3-叔丁基苯甲醚, 2-tert-Butyl-4-methoxyphenol

2-Butynyl aldehyde diethyl acetal

2-丁炔 二乙基 乙缩醛

3-(4-Chlorobenzoyl)propionic Acid

3-(4-氯苯甲酰)丙酸