Vicinal toluenediamine mixtures
    1.
    发明授权
    Vicinal toluenediamine mixtures 失效
    维生素TOLUENEDIAMINE混合物

    公开(公告)号:US3637514A

    公开(公告)日:1972-01-25

    申请号:US3637514D

    申请日:1969-06-20

    Applicant: ALLIED CHEM

    CPC classification number: C08G59/5033 C07D249/18

    Abstract: Toluenediamine mixtures comprising at least about 96 percent by weight of vicinal toluenediamine isomers and not more than about 4 percent by weight of nonvicinal isomers, said mixtures being adapted for conversion to bz-methyl-1-H-benzotriazoles in high yields.

    Abstract translation: 包含至少约96重量%的邻甲苯二胺异构体和不超过约4重量%非离子异构体的甲苯二胺混合物,所述混合物适于以高产率转化为bz-甲基-1-H-苯并三唑。

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