tert-Butyl 4-cyano-5,6-dihydropyridine-1(2H)-carboxylatetert-Butyl 4-cyano-5,6-dihydropyridine-1(2H)-carboxylateS77540 · CAS 873551-20-397%¥440.00 / 25mg 起选规格
1-(2-fluoro-3-nitrophenyl)ethanone1-(2-fluoro-3-nitrophenyl)ethanoneS77543 · CAS 873697-78-098%¥420.00 / 250mg 起选规格