A cyanoiminoquinoxaline derivative of the formula (II) is useful as a preventive or therapeutic agent for diseases due to hyperexcitation of glutamate receptors.
(wherein, X and Y each is independently O or NCN, provided that at least one of X and Y is NCN; R1, R2, R3, and R4 each is independently hydrogen, halogen, nitro, optionally substituted heterocyclic group etc.; R5 is hydrogen etc.; R1 and R2, R2 and R3, R3 and R4, and R4 and R5, each taken together with the adjacent atoms may form a carbocycle which may be substituted or may contain a heteroatom(s).)
公式(II)的
氰基亚
氨基
喹啉衍
生物可用作预防或治疗由谷
氨酸受体过度兴奋引起的疾病的药物。(其中,X和Y各自独立地为O或NCN,但至少其中之一为NCN;R1,R2,R3和R4各自独立地为氢,卤素,硝基,可选地取代的杂环基等;R5为氢等;R1和R2,R2和R3,R3和R4以及R4和R5,每组相邻的原子一起可能形成一个可取代或可能包含一个杂原子的碳环。)