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    • 2. 发明申请
    • PROCESS FOR THE MANUFACTURE OF FLUORINATED OLEFINS
    • 氟化烯烃的制备方法
    • US20110319674A1
    • 2011-12-29
    • US12822365
    • 2010-06-24
    • Haiyou WangHsueh Sung Tung
    • Haiyou WangHsueh Sung Tung
    • C07C17/357
    • C07C17/04C07C17/354C07C17/357C07C21/18C07C19/08
    • Provided are methods for producing fluorinated organic compounds, which preferably comprises converting at least one compound of formula (I) CH2XCHZCF3 to at least one compound of formula (II) CHX═CZCF3 where X and Z are independently H or F, with the proviso that X and Z are not the same. The converting step comprises catalytically reacting at least one compound of formula (I), preferably via dehydrogenation or oxidative dehydrogenation. In another aspect, the inventive method of preparing fluorinated organic compounds comprises converting a reaction stream comprising at least one pentafluoropropene to a product stream comprising at least one pentafluoropropane and at least one compound of formula (I), separating out the compound of formula (I) from the product stream, and converting the compound of formula (I) separated from the product stream to at least one compound of formula (II), wherein the conversion the compound of formula (I) to 3,3,3-trifluoropropyne is substantially limited.
    • 提供了用于制备氟化有机化合物的方法,其优选包括将至少一种式(I)CH 2 XCHZCF 3化合物转化为至少一种式(II)化合物CHX = CZCF3,其中X和Z独立地为H或F,条件是 X和Z不一样。 转化步骤包括使至少一种式(I)化合物催化反应,优选通过脱氢或氧化脱氢。 在另一方面,制备含氟有机化合物的本发明方法包括将包含至少一种五氟丙烯的反应物流转化为包含至少一种五氟丙烷和至少一种式(I)化合物的产物流,将式(I)化合物 ),并将从产物流分离的式(I)化合物转化为至少一种式(II)化合物,其中式(I)化合物与3,3,3-三氟丙炔的转化率为 基本上有限。