申请人:Sumitomo Chemical Co., Ltd.
公开号:US05621129A1
公开(公告)日:1997-04-15
A tertiary phosphine compound of the formula (1): ##STR1## in which R.sup.1 and R.sup.1' are hydrogen atoms or together form --CH.dbd.CH--CH.dbd.CH--; R.sup.2 and R.sup.3 together form a group of the formula (a): ##STR2## in which --.circle-solid. represent a bond to be bonded to the R.sup.3 group, and --.smallcircle. represents a bond to be bonded to the R.sup.2 group when R.sup.1 and R.sup.1 ' together form --CH.dbd.CH--CH.dbd.CH--, or when R.sup.1 is a hydrogen atom, R.sup.2 and R.sup.3 together form --CH.dbd.CH--CH.dbd.CH-- or R.sup.2 is a hydrogen atom and R.sup.3 is a substituted or unsubstituted alkyl group, or a substituted or unsubstituted phenyl group; A.sup.1 is a 3-trifluoromethylphenyl group or a 3,5-bis(trifluoromethyl)phenyl group when R.sup.1 is a hydrogen atom and R.sup.2 and R.sup.3 together form --CH.dbd.CH--CH.dbd.CH--, or a substituted or unsubstituted phenyl group when R.sup.1 is not a hydrogen atom or when R.sup.2 and R.sup.3 do not together form --CH.dbd.CH--CH.dbd.CH--.
化学式为(1)的三元膦化合物:##STR1##其中R.sup.1和R.sup.1'是氢原子或一起形成--CH.dbd.CH--CH.dbd.CH--; R.sup.2和R.sup.3一起形成以下式的基团(a):##STR2##在此式中,-.circle-solid.代表要与R.sup.3基团连接的键,-.smallcircle.代表当R.sup.1和R.sup.1'一起形成--CH.dbd.CH--CH.dbd.CH--时要与R.sup.2基团连接的键,或当R.sup.1是氢原子时,R.sup.2和R.sup.3一起形成--CH.dbd.CH--CH.dbd.CH--,或者当R.sup.2是氢原子且R.sup.3是取代或未取代的烷基基团,或者取代或未取代的苯基团; 当R.sup.1是氢原子且R.sup.2和R.sup.3一起形成--CH.dbd.CH--CH.dbd.CH--时,A.sup.1是3-三氟甲基苯基团或3,5-双(三氟甲基)苯基团,或者当R.sup.1不是氢原子或当R.sup.2和R.sup.3不一起形成--CH.dbd.CH--CH.dbd.CH--时,A.sup.1是取代或未取代的苯基团。