2-Mercaptonicotinic Acid

2-巯基烟酸

2,5-Difluorobenzyl Bromide

2,5-二氟溴苄

Benzyl 2-acetamido-2-deoxy-α-D-galactopyranoside

苄基 2-乙酰氨基-2-脱氧-α-D-吡喃半乳糖苷

2,6-Dibromo-4-nitrophenol

2,6-二溴-4-硝基苯酚

2,4-Dihydroxypyridine

2,4-二羟基吡啶

Acephate

乙酰甲胺磷

Ethyl propenyl ether

乙基丙烯基醚

2-Chloro-m-xylene

2-氯间二甲苯

Piperine

胡椒碱

2-Chloro-4-nitrobenzoic Acid

4-硝基-2-氯苯甲酸