Preparation of thioethers of rifamycin S and rifamycin SV
    10.
    发明授权
    Preparation of thioethers of rifamycin S and rifamycin SV 失效
    制备利福霉素S和利福霉素SV的硫醚

    公开(公告)号:US3923791A

    公开(公告)日:1975-12-02

    申请号:US45672174

    申请日:1974-04-01

    Applicant: PFIZER

    Inventor: CELMER WALTER D

    CPC classification number: C07D498/08

    Abstract: New 3-thioethers of rifamycin SV are prepared by the reaction of rifamycin S with appropriate mercaptans. These thioethers of rifamycin SV are oxidized to yield the corresponding thioethers of rifamycin S. All these compounds exhibit significant antibiotic activity.

    Abstract translation: 利福霉素SV的新3-硫醚通过利妥霉素S与适当的硫醇的反应来制备。 利福霉素SV的这些硫醚被氧化以产生相应的利福霉素S的硫醚。所有这些化合物都显示出显着的抗生素活性。

Patent Agency Ranking