Substituted methyl-butyl-4-one sulfones and methyl-butyl-2-one sulfones
    2.
    发明授权
    Substituted methyl-butyl-4-one sulfones and methyl-butyl-2-one sulfones 失效
    取代的甲基 - 丁基-4-酮磺酸盐和甲基丁二烯基磺酸盐

    公开(公告)号:US3567780A

    公开(公告)日:1971-03-02

    申请号:US3567780D

    申请日:1968-04-08

    Applicant: ROUSSEL UCLAF

    CPC classification number: C07C317/24 C07C317/08 C07C321/18

    Abstract: THIS INVENTION RELATES TO LINEAR SULFONES SELECTED FROM THE GROUP CONSISTING OF (A) COMPOUNDS OF THE FORMULA

    Z-CO-CH(-R5)-C(-R4)(-R3)-CH(-R1)-SO2-CH2-R2

    ARD (B) COMPOUNDS OF THE FORMULA

    R1-CH2-SO2-CH(-R2)-CO-C(-R5)=C(-R4)-R5

    WHEREIN R1 AND R2 ARE MEMBERS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, VINYL, SUBSTITUTED VINYL, PHENYL AND SUBSTITUTED PHENYL; R3 AND R4 ARE MEMEBERS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, ALKYL, ARALKYL, ARYL AND SUBSTITUTED ARYL, AND CYCLOALKYL HAVING THREE TO SEVEN CARBON ATOMS; R5 IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF HYDROGEN AND LOWER ALKYL; AND Z IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF R AND OR, WHEREIN R IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF ALKYL, ARALKYL AND ARYL. THESE LINEAR SULFONES ARE USEFUL AS INTERMEDIATES IN THE PREPARATION OF DERIVATIVES OF TETRAHYDROTHIAPYRAN.

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