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    • 48. 发明申请
    • NEW DIPALLADAPHOSPHACYCLOBUTANES AND A PROCESS FOR PREPARING THE SAME
    • 新palladaphosphacyclobutanes及其制备方法
    • WO1998022485A1
    • 1998-05-28
    • PCT/EP1997006327
    • 1997-11-13
    • HOECHST RESEARCH & TECHNOLOGY DEUTSCHLAND GMBH & CO. KGGEISSLER, HolgerGROSS, PeterGUCKES, Bianca
    • HOECHST RESEARCH & TECHNOLOGY DEUTSCHLAND GMBH & CO. KG
    • C07F15/00
    • B01J31/2404B01J31/24B01J31/2423B01J31/2447B01J2231/4261B01J2531/0205B01J2531/824B01J2540/225C07F15/006
    • Palladaphosphacyclobutanes are disclosed having the formula (I), in which R , R independently represent hydrogen, (C1-C4)-alkyl, (C3-C12)-cycloalkyl, (C1-C4)-alkoxy, fluorine, N(alkyl)2-C(C1-C4-alkyl, OCO-alkyl-(C1-C4) or aryl; R , R , R , R independently represent (C1-C8)-alkyl, (C3-C12)-cycloalkyl or aryl; or in which R and R , R or R and R or R , R and R , R or R and R or R , or R and R form together an aliphatic ring; or in which R and R , R or R and R or R form together an aromatic ring; and Y stands for an anion of an inorganic or organic acid, except for the compounds di- mu -chloro-bis[2-[bis(1,1-dimethylethyl)phosphino]-2-methylpropyl-C,P]dipalladium (II), di- mu -bromo-bis[2-[bis(1,1-dimethylethyl)phosphino]-2-methylpropyl-C,P]dipalladium (II), di- mu -trifluoroacetato-bis[2-[bis(1,1-dimethylethyl)phosphino]-2-methylpropyl-C,P]dipalladium (II), di- mu -chloro-bis[2-[(1,1-dimethylethyl)phénylphosphino]-2-methylpropyl-C,P]dipalladium (II), mu -chloro- mu -methoxy-bis[2-[bis(1,1-dimethylethyl)phosphino]-2-methylpropyl-C,P]dipalladium (II).
    • 本发明涉及式palladaphosphacyclobutanes(I)其中,R <1>,R <2>独立地是氢,(C1-C4)烷基,(C3-C12)环烷基,(C1-C4) - 烷氧基,氟, N(烷基)2 - (C1-C4),CO2(C1-C4)烷基,OCO烷基 - (C1-C4),或芳基; [R <3>,R <4>,R <5> - [R <6>独立地是(C1-C8)烷基,(C3-C12)环烷基,或芳基; 或其中R <1>和R <2>,R <1>或R <2>和R <3>或R <4>,R <3>和R <4>,R <3>或R <4 >和R <5>或R <6>,或R <5>和R <6>一起形成脂肪族环; 或其中R <5>和R <6>,R <3>或R <4>和R <5>或R <6>一起形成芳香环; 并且Y是无机或有机的酸的阴离子,其中,所述化合物亩二 - 氯 - 双[2- [双(1,1-二甲基乙基)膦基] -2-甲基丙基-C,P]二钯(II),二 - 亩溴双[2- [双(1,1-二甲基乙基)膦基] -2-甲基丙基-C,P]二钯(II),二亩-trifluoroacetato双[2- [双(1,1- 二甲基乙基)膦基] -2-甲基丙基-C,P]二钯(II),二氯亩双[2 - [(1,1-二甲乙基)苯基膦基] -2-甲基丙基-C,P]二钯 (II),亩氯代亩甲氧基双[2- [双(1,1-二甲基乙基)膦基] -2-甲基丙基-C,P]二钯(II),被排除在外。