中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | 2,3-dichloro-5-hydroxy-6-methyl-1,4-naphthoquinone | 62993-94-6 | C11H6Cl2O3 | 257.073 |
Cycloaddition chemistry of dichloronaphthoquinones has led to regioselective syntheses of all regioisomeric α-O- methyl derivatives of morindone (2) and nataloe-emodin (4), including the natural anthraquinone ethers (1) and (3).