PRODUCTION METHOD FOR HEXACHLOROACETONE
    3.
    发明申请
    PRODUCTION METHOD FOR HEXACHLOROACETONE 有权
    六氯代乙酸的生产方法

    公开(公告)号:US20160304428A1

    公开(公告)日:2016-10-20

    申请号:US15198383

    申请日:2016-06-30

    IPC分类号: C07C45/63

    CPC分类号: C07C45/63 C07C49/16

    摘要: The present invention relates to a production method of hexachloroacetone, including performing a reaction between at least one kind of compound (A) selected from the group consisting of acetone and chloroacetones having a chlorine atom number of from 1 to 5, and a chlorine molecule (B) in a solvent in the presence of an activated carbon, to obtain the hexachloroacetone.

    摘要翻译: 本发明涉及六氯丙酮的制造方法,包括进行至少一种选自丙酮和氯原子数为1〜5的氯丙酮的化合物(A)与氯分子( B)在溶剂中,在活性炭存在下,得到六氯丙酮。

    Process for Preparing R-1234yf By Base Mediated Dehydrohalogenation
    6.
    发明申请
    Process for Preparing R-1234yf By Base Mediated Dehydrohalogenation 有权
    通过碱介导的脱卤化氢制备R-1234yf的方法

    公开(公告)号:US20130274528A1

    公开(公告)日:2013-10-17

    申请号:US13917175

    申请日:2013-06-13

    IPC分类号: C07C17/25

    摘要: The invention relates to a process for preparing 2,3,3,3-tetrafluoropropene (CF3CF═CH2), performed using the steps of dehydrohalogenating 1,1,1,2,2-pentafluoropropane (CH3CF2CF3, HFC-245ca) 1,1,1,2-tetrafluoro-2-chloropropane, 1,1,1,2,3-pentafluoropropane (CH2FCHFCF3, HFC-245eb) and/or 1,1,1,2-tetrafluoro-3-chloropropane in the presence of a base, and converting a trifluorodichloropropane or a difluorotrichloropropane or a fluorotetrachloropropane to CH3CF2CF3, 1,1,1,2-tetrafluoro-2-chloropropane, CH2FCHFCF3, and/or 1,1,1,2-tetrafluoro-3-chloropropane.

    摘要翻译: 本发明涉及使用以下步骤进行2,3,3,3-四氟丙烯(CF 3 CF = CH 2)的制备方法:使1,1,1,2,2-五氟丙烷(CH 3 CF 2 CF 3,HFC-245ca)1,1 ,1,2-四氟-2-氯丙烷,1,1,1,2,3-五氟丙烷(CH 2 FCHFCF 3,HFC-245eb)和/或1,1,1,2-四氟-3-氯丙烷在 碱,并将三氟二氯丙烷或二氟三氯丙烷或氟四氯丙烷转化为CH 3 CF 2 CF 3,1,1,1,2-四氟-2-氯丙烷,CH 2 FCHFCF 3和/或1,1,1,2-四氟-3-氯丙烷。