| 摘要 |
2,3 - Dicyano - 5,6 - dibromobenzoquinone is obtained in a process in which 2,3-dicyano-p-benzohydroquinone is subjected to the action of N-bromo-succinimide in an alcoholic solvent medium at a temperature at about 50 DEG C. so as to form 2,3-dicyano-5,6-dibromobenzoquinone. |
