(R)-(+)-环氧丙烷, (R)-(+)-Propylene Oxide

4-正丙基哌啶, 4-n-Propylpiperidine

正丙基脲, n-Propylurea

吡嗪, Pyrazine

1H-吡唑-1-甲脒 盐酸盐, 1H-Pyrazole-1-carboxamidine hydrochloride

芘-1-硼酸, Pyrene-1-boronic acid

4-吡啶乙酸.盐酸盐, 4-Pyridineacetic Acid Hydrochloride

吡啶-4-甲醛肟, Pyridine-4-carboxaldoxime

吡啶-3,4-二甲酸酐, Pyridine-3,4-dicarboxylic anhydride

氟铬酸吡啶酯, Pyridinium Fluorochromate