PROCESS FOR THE PREPARATION OF TRIAZINE CARBAMATES

    公开(公告)号:US20170233353A1

    公开(公告)日:2017-08-17

    申请号:US15505337

    申请日:2015-09-07

    Inventor: Lawrence FLOOD

    CPC classification number: C07D251/24 C07D251/18 C07D251/54 C07D251/70

    Abstract: This invention relates to a process for the preparation of triazine carbamates by reacting a mixture of an aminotriazine A having at least two amino groups per molecule, an organic carbonate C, and a base B selected from the group consisting of alkoxides, and arylalkoxides of metals M, which may be alkali or earth alkali metals, and a solvent S which is a monohydric alcohol solvent R2OH or a mixture of solvents that comprises a monohydric alcohol R2OH, and a monohydric alcohol R3OH, or a mixture of solvents that comprises a monohydric alcohol R2OH with a further solvent selected from the group consisting of ether, alcohol, and hydrocarbon solvents, and adding to the products of the said reaction, an acid or a solution of an acid in a solvent.

Patent Agency Ranking