Synthesis of substituted pyrazolo[1,5-a]quinoxalines using the reductive cyclization
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DOI: 10.1007/s11172-020-2986-1
Abstract: New pyrazolo[1,5-a]quinoxalin-4-ones were obtained by reductive cyclization from the corresponding 1-(2-nitroaryl)pyrazole-5-carboxylates. Alternatively, pyrazolo[1,5-a]quinoxalines were prepared from N-hydroxypyrazolo[1,5-a]quinoxalines. read more here.
Keywords: quinoxalines using; reductive cyclization; synthesis substituted; substituted pyrazolo ... See more keywords