申请人:Campbell John
公开号:US20080312452A1
公开(公告)日:2008-12-18
A metal extractant comprising Formula (1) wherein R
5
, R
6
, R
7
and R
8
each independently are hydrogen, an optionally substituted hydrocarbyl group, an electron withdrawing group, an electron donating group, or one or more of R
5
& R
6
, R
6
& R
7
, R
7
& R
8
are linked in such way as to form an optionally substituted ring; Y is N or CR
9
wherein R
9
is hydrogen, an optionally substituted hydrocarbyl, optionally substituted hydrocarbyloxy, optionally substituted hydrocarbyloxycarbonyl, optionally substituted hydrocarbylcarbonyloxy group, optionally substituted optionally substituted mono or dihydrocarbylaminocarbonyl group; Z is N or CR
10
wherein R
10
is hydrogen, an optionally substituted hydrocarbyl, optionally substituted hydrocarbyloxy, optionally substituted hydrocarbyloxycarbonyl, optionally substituted hydrocarbylcarbonyloxy group, optionally substituted optionally substituted mono or dihydrocarbylaminocarbonyl group; and tautomers or salts thereof, with the proviso that both Y and Z could be N provided that no more than one of Y or Z is N.
一种金属萃取剂,包括式(1),其中R5、R6、R7和R8各自独立地是氢、可选取代的烃基、电子吸引基团、电子给予基团或R5和R6、R6和R7、R7和R8中的一个或多个以形成可选取代的环;Y是N或CR9,其中R9是氢、可选取代的烃基、可选取代的烃氧基、可选取代的烃氧羰基、可选取代的烃羰氧基基团、可选取代的单取代或双取代的烃基氨基羰基基团;Z是N或CR10,其中R10是氢、可选取代的烃基、可选取代的烃氧基、可选取代的烃氧羰基、可选取代的烃羰氧基基团、可选取代的单取代或双取代的烃基氨基羰基基团;以及其互变异构体或盐,但是前提是Y和Z不能同时为N,最多只能有一个为N。