Covalently anchored sulfonic acid on silica gel (SiO2-R-SO3H) as an efficient and reusable heterogeneous catalyst for the one-pot synthesis of 1,8-dioxooctahydroxanthenes under solvent-free conditions
silica gel、acid catalyst、synthesis
20
TE6;O62
2009-06-17(万方平台首次上网日期,不代表论文的发表时间)
共3页
539-541