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Home › Synthesis of imidazo[1,2-a]pyrazin-4-ium salts for the synthesis of 1,4,7-triazacyclononane (tacn) and N- and/or C-functionalized derivatives thereof

Synthesis of imidazo[1,2-a]pyrazin-4-ium salts for the synthesis of 1,4,7-triazacyclononane (tacn) and N- and/or C-functionalized derivatives thereof

US Patent 9981967 · Granted May 29, 2018

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