久久国产欧美日韩精品,日韩国产精品久久久久久亚洲,99视频精品全部免费免费,91精品国产综合久久走光

chloromethylation的音標(biāo)：chloromethylation的英式發(fā)音音標(biāo)為：['le???n]chloromethylation的美式發(fā)音音標(biāo)為：['le???n]...

n.氯甲基化（作用）...

Loteprednol etabonate was synthesized through oxidation, acylation, hydrolysis and chloromethylation from the starting material prednisolone.以潑尼松龍為原料,經(jīng)氧化 、 ?；?、 水解成鹽、氯甲基化成酯制得氯替潑諾.P - methoxybenzeneacetonitrile was prepar...