中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
6-溴-3,4-亚甲基二氧苯甲醛 | 6-Bromopiperonal | 15930-53-7 | C8H5BrO3 | 229.03 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | 5-<1-(3,4,5-trimethoxyphenyl)-1,2-epoxyethyl>-6-bromobenzo-1,3-dioxole | 94670-95-8 | C18H17BrO6 | 409.233 |
—— | 6-(3',4',5',-trimethoxybenzyl)-piperonal | 42123-15-9 | C18H18O6 | 330.337 |
The facile access to the tetracyclic skeleton of podophyllotoxin, a medicinally important lignan natural product, was efficiently achieved via a unique intramolecular alkylarylation of the tethered alkene in a dihalide under mild conditions using reductive nickel catalysis.