ANODIC OXIDATION OF 5-AMINOURACIL

    公开(公告)号:US20220002254A9

    公开(公告)日:2022-01-06

    申请号:US17066702

    申请日:2020-10-09

    Inventor: Thomas E. Rogers

    Abstract: A process for preparing pyrimido[4,5-g]pteridine-2,4,7,9-tetraol, or a salt thereof, is provided. A process for the preparation of 3,6-diaminopyrazine-2,5-dicarboxylic acid, or a salt thereof, from pyrimido[4,5-g]pteridine-2,4,7,9-tetraol, or a salt thereof, is further provided. A process for preparing a substituted pteridine compound, or a salt thereof, is further provided. A process for the preparation of a N-substituted 3,6-diaminopyrazine-2,5-dicarboxylic acid from a substituted pteridine compound, or a salt thereof, is further provided.

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