吡啶-2,3-二甲酸, Pyridine-2,3-dicarboxylic acid

吡啶-2-甲醇, 2-Pyridinemethanol

氯铬酸吡啶鎓, Pyridinium Chlorochromate

吡多醛-5-磷酸酯, Pyridoxal-5-phosphate hydrate

4-(2-吡啶偶氮)间苯二酚, 4-(2-Pyridylazo)resorcinol

2-(3-吡啶基)苯并咪唑, 2-(3-Pyridyl)benzimidazole

3-吡啶氧基乙酸, 3-Pyridyloxyacetic acid

5-(2-吡啶基)-1H-四唑, 5-(2-Pyridyl)-1H-tetrazole

嘧啶-5-硼酸半水化合物, Pyrimidine-5-boronic acid hemihydrate

4(1H)-Pyrimidinone

均苯四甲酸二酰亚胺, Pyromellitic Diimide

(1-吡咯烷)乙腈, 1-Pyrrolidineacetonitrile

4-吡咯烷丁胺, 4-(1-Pyrrolidinyl)-1-butylamine

6-(1-吡咯烷基)吡啶-3-甲醛, 6-(1-Pyrrolidinyl)pyridine-3-carboxaldehyde

丙酮醛二甲基乙缩醛, Pyruvic Aldehyde Dimethyl Acetal