1-butyl-3-cyano-6-hydroxy-4-methyl-pyrid-2-one;1-butyl-3-cyano-5-hydroxy-4-methyl-2-pyridone;1-butyl-1,2-dihydro-6-hydroxy-4-methyl-2-oxonicotinonitrile;1-butyl-6-hydroxy-4-methyl-2-oxo-1,2-dihydro-pyridine-3-carbonitrile;1-butyl-4-methyl-2,6-dioxo-1,2,3,6-tetrahydro-pyridine-3-carbonitrile;
陜西締都新材料有限公司
聯(lián)系商家時(shí)請(qǐng)?zhí)峒癱hemicalbook,有助于交易順利完成!
締都醫(yī)藥