申请人:Kimura Keizou
公开号:US20070073054A1
公开(公告)日:2007-03-29
A compound of the following formula (I):
wherein Q
11
, Q
21
, Q
31
and Q
41
represent a non-metallic atomic group necessary for forming a hetero ring; R
12
, R
22
, R
32
and R
42
represent a substituent; n11, n12, n21, n22, n31, n32, n41 and n42 indicate an integer of from 0 to 6; provided that (n11+n21+n31+n41) is not 0; M
1
represents two hydrogen atoms, two monovalent metal atoms, a divalent metal atom, or a divalent substituted metal atom including a trivalent or tetravalent metal atom.
以下化合物的结构式(I):其中Q11、Q21、Q31和Q41代表形成异环所需的非金属原子团;R12、R22、R32和R42代表取代基;n11、n12、n21、n22、n31、n32、n41和n42表示从0到6的整数;前提是(n11+n21+n31+n41)不为0;M1代表两个氢原子、两个一价金属原子、一个二价金属原子,或者包括三价或四价金属原子的二价取代金属原子。