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    • 107. 发明申请
    • CATALYTICAL SYNTHESIS OF INTERNAL FLUOROBUTENES AND INTERNAL FLUOROPENTENES
    • 内部荧光素和内部荧光素的催化合成
    • US20140114096A1
    • 2014-04-24
    • US13988111
    • 2011-11-07
    • Mario Joseph NappaEkaterina N Swearingen
    • Mario Joseph NappaEkaterina N Swearingen
    • C07C17/25
    • C07C17/25C07C17/206C07C21/18
    • A vapor phase process is disclosed for making internal fluorobutenes. The process involves contacting a halobutane starting material selected from the group consisting of CF2HCHClCH2CCl2H, CF2HCHClCH2CCl3, CF3CHClCH2CCl2H, CF3CHClCH2CCl3, CF3CHClCHClCCl2H, CF3CHClCHClCCl3, CF3CCl2CH2CCl2H, CF3CCl2CH2CCl3, CF3CCl2CHClCCl2H, CF3CCl2CHClCCl3, CF3CClFCHClCCl2H, CF3CClFCHClCCl3, CF3CClFCH2CCl2H, CF3CClFCH2CCl3, CF3CClFCHFCCl2H, CF3CClFCHFCCl3, CF3CClHCHFCCl2H and CF3CClHCHFCCl3, with HF in a reaction zone in the presence of a chromium oxyfluoride catalyst to produce a product mixture comprising an internal fluorobutene. Another vapor phase process is disclosed for making internal fluoropentenes. The process involves contacting a halopentane starting material selected from the group consisting of CF2HCHXCH2CX2CX3, CF3CHXCH2CX2CX3, CF3CHXCHXCX2CX3, CF3CX2CH2CX2CX3, CF3CX2CHXCX2CX3 and CF3CHXCHFCX2CX3, with HF in a reaction zone in the presence of a chromium oxyfluoride catalyst to produce a product mixture comprising an internal fluoropentene, wherein each X is independently selected from the group consisting of F, Cl and Br, provided that not all X are fluorines.
    • 公开了一种用于制备内部氟代异丁烯的气相方法。 该方法包括接触选自CF2HCHClCH2CCl2H,CF2HCHClCH2CCl3,CF3CHClCH2CCl2H,CF3CHClCH2CCl3,CF3CHClCHClCCl2H,CF3CHClCHClCCl3,CF3CCl2CH2CCl2H,CF3CCl2CH2CCl3,CF3CCl2CHClCCl2H,CF3CCl2CHClCCl3,CF3CClFCHClCCl2H,CF3CClFCHClCCl3,CF3CClFCH2CCl2H,CF3CClFCH2CCl3,CF3CClFCHFCCl2H,CF3CClFCHFCCl3,CF3CClHCHFCCl2H和CF3CClHCHFCCl3的组中选择的halobutane起始材料 在HF反应区中,在氟氧化铬催化剂的存在下制备包含内部氟代丁烯的产物混合物。 公开了制备内部氟代戊烯的另一种气相方法。 该方法包括在氟氧化铬催化剂存在下,在反应区中将选自CF2HCHXCH2CX2CX3,CF3CHXCH2CX2CX3,CF3CHXCHXCX2CX3,CF3CX2CH2CX2CX3,CF3CX2CH2CX2CX3,CF3CX2CH2CX2CX3,CF3CX2CH2CX2CX3,CF3CX2CH2CX2CX3,CF3CX2CHXCX2CX3与CF3CHXCHFCX2CX3的卤代戊烷起始材料与HF接触,制备包含内部氟代戊烯的产物混合物, 其中每个X独立地选自F,Cl和Br,条件是不是全部X是氟。
    • 108. 发明授权
    • Conversion of 2-chloro-1,1,1,2-tetrafluoropropane to 2,3,3,3-tetrafluoropropene
    • 将2-氯-1,1,1,2-四氟丙烷转化为2,3,3,3-四氟丙烯
    • US08697922B2
    • 2014-04-15
    • US13478265
    • 2012-05-23
    • Mario Joseph Nappa
    • Mario Joseph Nappa
    • C07C17/25
    • C07C17/25C07C21/18
    • Described is a method for producing fluoropropenes of formula CF3CX═CX2 wherein each X is F or H, at least one X is H, and at least one X is F, comprising pyrolyzing a hydrofluorochloropropane of formula CF3CXYCX2Y, wherein each X is F or H, at least one X is H, and at least one X is F, and one Y is Cl and the other Y is H, in the gas-phase in a reaction vessel, maintained at a temperature high enough to effect the pyrolysis of said hydrofluorochloropropane to said fluoropropene, wherein the selectivity for the production of the fluoropropene is at least 80%, in the absence of a catalyst.
    • 描述了制备式CF 3 C X = C X 2的氟丙烯的方法,其中每个X是F或H,至少一个X是H,并且至少一个X是F,包括热解式CF 3 C XYCX 2 Y的氢氟氯丙烷,其中每个X是F或H ,至少一个X是H,至少一个X是F,一个Y是Cl,另一个Y是H,在反应容器中的气相中,保持在足够高的温度下,使所说的 氢氟丙烷与所述氟代丙烯反应,其中在不存在催化剂的情况下,制备氟丙烯的选择性为至少80%。