2-正丙基噻唑, 2-n-Propylthiazole

PTFE sheet

2,5-吡嗪二羧酸, Pyrazine-2,5-dicarboxylic acid

1H-吡喃并-3,4-b]吡啶, 1H-Pyrazolo[3,4-b]pyridine

哒嗪-4-羧酸, Pyridazine-4-carboxylic Acid

吡啶-3-硼酸, Pyridine-3-boronic acid

吡啶-3,4-二甲酰亚胺, Pyridine-3,4-dicarboximide

N-氧化吡啶, Pyridine N-Oxide

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

4-(4-吡啶基)苯甲醛, 4-(4-Pyridyl)benzaldehyde