论文信息 - Synthesis of pyrido[1′,2′:1,2]imidazo[4,5-b]quinoxalines

Synthesis of pyrido[1′,2′:1,2]imidazo[4,5-b]quinoxalines

Synthesis of pyrido[1′,2′:1,2]imidazo[4,5-b]quinoxalines by the facile cyclizations of 2,3-dichloroquinoxalines with 2-aminopyridines and of 2-amino-3-chloroquinoxalines with various substituted pyridines is described.

Kiyoshi Tanaka | K. Mitsuhashi | Hideki Takahashi | Masahiko Sugita | Kozo Takimoto

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[2] S. Shiraishi,et al. Synthesis and Reaction of Quinoxaline Derivatives. , 1990 .

[3] K. Mitsuhashi,et al. Synthesis of pyrido[1',2':1,2]imidazo[4,5-b]pyrazines from 2-amino-3-chloro-5,6-dicyanopyrazine with substituted pyridines , 1986 .

[4] T. Suzuki,et al. Synthesis of pyrido[1′,2′:1,2]imidazo[4,5‐b]pyrazines from 2,3‐dichloro‐5,6‐dicyanopyrazine with 2‐aminopyridines , 1986 .