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    • 4. 发明申请
    • BIFUNCTIONAL CHELATING AGENTS
    • 双功能螯合剂
    • WO2014052087A1
    • 2014-04-03
    • PCT/US2013/060041
    • 2013-09-17
    • GENERAL ELECTRIC COMPANY
    • GRIMMOND, Brian, JamesRISHEL, Michael, James
    • A61K49/10C07F9/655C07C229/16C07C229/76C07F9/38
    • C07F15/025A61K49/103C07C229/16C07C229/76C07F7/0812C07F9/3808C07F9/4006C07F9/409C07F9/65586Y02P20/55
    • A chelating agent, a metal-chelate, and a contrast agent are provided, wherein the chelating agent comprises a compound of structure (I), wherein R 1 R 2 ,R 3 ,R 8 ,R 7 ,R' 7 R' 1 ,R' 2 ,R' 3 and R 8 ' are selected from a hydrogen, a protected C 1 -C 3 hydroxyalkyl group, a C 1 -C 3 alkyl group; R 4 and R' 4 are selected from a hydrogen, a hydroxyl group, a protected hydroxy group, a protected C 1 -C 3 hydroxyalkyl group, a C 1 -C 3 alkyl group; n is an integer between 0 and 4; R 5 and R' 5 are selected from a hydrogen, a protecting group selected from the group consisting of C 1 -C 30 aliphatic radicals, C 3 -C 30 cycloaliphatic radicals, C 2 -C 30 aromatic radicals; R 9 and R' 9 are selected form a hydrogen or a protecting group selected from the group consisting of C 1 -C 30 aliphatic radicals, C 3 -C 30 cycloaliphatic radicals, C 2 -C 30 aromatic radicals, m is an integer between 0 and 10; and at least one of R 7 and R' 7 is acidic group or a protected acidic group.
    • 提供螯合剂,金属螯合物和对比剂,其中螯合剂包括结构式(I)的化合物,其中R1R2,R3,R8,R7,R'7R'1,R'2, R'3和R 8'选自氢,被保护的C 1 -C 3羟烷基,C 1 -C 3烷基; R 4和R 4选自氢,羟基,保护的羟基,被保护的C 1 -C 3羟烷基,C 1 -C 3烷基; n是0和4之间的整数; R 5和R 5选自氢,选自C 1 -C 30脂族基,C 3 -C 30脂环族基,C 2 -C 30芳族基的保护基; R 9和R 9选自由C 1 -C 30脂族基团,C 3 -C 30脂环族基团,C 2 -C 30芳族基团组成的组中的氢或保护基团,m为0至10的整数; 并且R 7和R 7中的至少一个是酸性基团或被保护的酸性基团。
    • 6. 发明申请
    • CHELATING AGENT BASED IONIC LIQUIDS, A PROCESS TO PREPARE THEM, AND THEIR USE
    • 基于代理的离子液体,制备方法及其使用
    • WO2009016235A2
    • 2009-02-05
    • PCT/EP2008/060066
    • 2008-07-31
    • Akzo Nobel N.V.DE WOLF, Cornelia AdrianaKUZMANOVIC, BorisBEMELAAR, Johanna HendrikaVAN STRIEN, Cornelis Johannes GovardusHEUS, MartinTEN KATE, Antoon
    • DE WOLF, Cornelia AdrianaKUZMANOVIC, BorisBEMELAAR, Johanna HendrikaVAN STRIEN, Cornelis Johannes GovardusHEUS, MartinTEN KATE, Antoon
    • C07C211/63C07C215/40C07C229/16C07C229/76C07F9/54
    • C07C229/16C07C211/63C07C215/40C07C229/76C07F9/5407
    • The present invention relates to ionic liquids of the formula: (M m+ ) x H + y nN + R 1 R 2 R 3 R 4 Z-N(-CHXCOO - ) p Y 2-p or (M m+ ) x H + y nP + R 1 R 2 R 3 R 4 Z-N(-CHXCOO - ) p Y 2-p wherein any one of R 1 to R 4 independently represents a hydrogen, alkyl, cycloalkyl, aryl or aralkyl group that may be unsubstituted or substituted with one or more groups selected from OH, Cl, Br, F, I, phenyl, NH 2 , CN, NO 2, an ether group, COOR 5 , CHO, COR 5 or OR 5 , wherein R 5 is an alkyl or cycloalkyl group, and wherein two of the groups R 1 to R 4 together with the N atom may form a heteroaromatic or heterocyclic group such as a pyridinium, pyrrolidinium or imidazolium group; the Z-N(-CHXCOO - )pY 2-p is the anion derived from a chelating agent, wherein Z is a group selected from hydrogen, alkyl, an alkyl group optionally substituted with one or more carboxylate groups, hydroxyl groups and/or optionally containing one or more ether functionalities, or Z is a group of the formula -CH 2 -CHR 6 -R 7 -N-(CH 2 COO - ) 2 , R 6 is hydrogen or a C 1 -C 3 alkyl group, R 7 is a single bond, a C 1 -C 3 alkylene group or one or more groups of the formula -N(CH 2 COO - )-CH 2 -CHR 6 -R 8 -, R 8 is a single bond or a C 1 -C 3 alkylene group, p is 2 or 1, X is H, an aryl group that may be unsubstituted or substituted with an OH and/or CH 3 substituent, or CH 2 COO - , and when p is 1, Y is H, a benzyl group that may be unsubstituted or substituted with an OH and/or CH 3 group, or a phenyl group that may be unsubstituted or substituted with an OH and/or CH 3 substituent, M m+ is a m-valent metal cation, n is 1 or higher, x is from 0 to 5, y is from 0 to 3, the total positive charge of (M m+ ) x , H + y ,and nN + R 1 R 2 R 3 R 4 or nP + R 1 R 2 R 3 R 4 equals the negative charge of the Z-N(-CHXCOO - ) p Y 2-p anion, wherein at least one of the following conditions is fulfilled: i) the chelating agent has a connectivity index 1 X/ 3 X of below 2.17, ii) at least two different cations are present in the salt, whereby a proton cation does not count as one of the at least two, iii) at least one cation is a bivalent, trivalent, tetravalent or pentavalent cation, and having a melting point below 120°C. The invention further relates to a process to prepare them and their use.
    • 本发明涉及下式的离子液体:(Mm +)xH + y nN + R1R2R3R4ZN(-CHXCOO-)pY2-p或(Mm +)xH + ynP + R1R2R3R4Z-N(-CHXCOO-)pY2-p其中任何 R 1至R 4中的一个独立地表示氢,烷基,环烷基,芳基或芳烷基,其可以是未取代的或被一个或多个选自OH,Cl,Br,F,I,苯基,NH 2,CN,NO 2, 醚基,COOR 5,CHO,COR 5或OR 5,其中R 5是烷基或环烷基,并且其中R 1至R 4中的两个与N原子一起可以形成杂芳族或杂环基,例如吡啶鎓,吡咯烷鎓或咪唑鎓基团 ; ZN(-CHXCOO-)pY2-p是衍生自螯合剂的阴离子,其中Z是选自氢,烷基,任选被一个或多个羧酸酯基团取代的烷基,羟基和/或任选地含有一个 或更多的醚官能团,或Z是式-CH2-CHR6-R7-N-(CH2COO-)2的基团,R6是氢或C1-C3烷基,R7是单键,C1-C3亚烷基 基团或一个或多个式-N(CH 2 COO - ) - CH 2 - CHR 6 -R 8 - 的基团,R 8是单键或C 1 -C 3亚烷基,p是2或1,X是H, 可以是未被取代的或被OH和/或CH 3取代基或CH 2 COO-取代的,当p是1时,Y是H,可以是未取代的或被OH和/或CH 3基团取代的苄基或苯基 其可以是未取代的或被OH和/或CH 3取代基取代,M m +是m价金属阳离子,n为1或更高,x为0至5,y为0至3,( Mm +)x,H +​​ y和nN + R1R2R3R4或 nP + R1R2R3R4等于ZN(-CHXCOO-)pY2-p阴离子的负电荷,其中满足以下条件中的至少一个:i)螯合剂具有低于2.17的连续性指数1 X / 3 X,ii )盐中存在至少两种不同的阳离子,其中质子阳离子不计为至少两种,iii)至少一种阳离子之一是二价,三价,四价或五价阳离子,并且具有低于 120℃。 本发明还涉及制备它们及其用途的方法。