DENDRITIC POLYMERS AND MAGNETIC RESONANCE IMAGING CONTRAST AGENT EMPLOYING THE SAME
申请人:RESEARCH INSITUTE INDUSTRIAL TECHNOLOGY
公开号:US20130030139A1
公开(公告)日:2013-01-31
A dendritic polymer and a magnetic resonance imaging contrast agent employing the same. The magnetic resonance contrast agent includes the dendritic polymer according to the structure of SP-DZ-L)
i
)
j
or SP-DX—Z-L)
i
)
j
, wherein, S is cyclosilane moiety with j silicon oxygen residual groups, and j is not less than 2; P is CH
2
CH
2
O
l
, and l is not less than 1; D is a C
3-30
dendritic moiety having n oxygen residue, and n is not less than 3; X is C
3-30
moiety having bi-functional groups; Z is a C
3-20
moiety having a plurality of functional group; and L is a metal cation.