2-吡啶甲醛应用：

4-(pyridine-2-thiocarbonyl)-morpholine

isonicotinic acid-([2]pyridylmethylene-hydrazide)

2',6'-dimethyl-1',4'-dihydro-[2,4']bipyridinyl-3',5'-dicarboxylic acid diethyl ester

pentyl-[2]pyridylmethylen-amine

(hydroxy-[2]pyridyl-methyl)-phosphonic acid diethyl ester

2-hydroxy-1,2-di-pyridin-2-yl-ethanone

2-pyridin-2-yl-2,3-dihydro-benzothiazole

3,4-dimethyl-5-pyridin-2-ylmethylene-1,5-dihydro-pyrrol-2-one

#C!-pyridin-2-yl-#N!'-pyrimidin-2-yl-#N!-pyrimidin-4-yl-methanediamine

2-(2-pyridyl)methylene-4,4-dimethyl-4-butanolide

2-phenyl-3,7-dimethyl-4-(2-pyridyl)-6,8-dioxo-2,3,7-triazabicyclo[3.3.0]octane

4-methyl-5-(2-pyridin-2-yl-vinyl)-[1,2]dithiole-3-thione