capped by a mu(3)-phosphato group. In 2, the [P(2)O(7)](4-) ligands binds to the two Ti's in a mu:eta(2),eta(2) fashion. Treatment of titanyl sulfate in dilute sulfuric acid with NaL(OEt) and 1.5 equiv of Na(2)Cr(2)O(7) gave [(L(OEt)Ti)(2)(mu-CrO(4))(3)] (3) that contains two L(OEt)Ti(3+) fragments bridged by three mu-CrO(4)(2-)-O,O' ligands. Complex 3 can act as a 6-electron oxidant and oxidize benzyl alcohol
用1当量的NaL(OEt)(L(OEt)(-)= [(eta(5)-C(5)H(5))Co P(O)(OEt) (2)](3)](-))在Na(3)PO(4)和Na(4)P(2)O(7)的存在下导致[[L(OEt)Ti)( 3)(mu-O)(3)(mu(3-)PO(4))](1)和[(L(OEt)Ti)(2)(mu-O)(mu-P(2)O (7))](2)。1的结构由一个被mu(3)-
磷酸基团覆盖的Ti(3)O(3)核组成。在2中,[P(2)O(7)](4-)
配体以mu:eta(2),eta(2)方式与两个Ti结合。用NaL(OEt)和1.5当量的Na(2)Cr(2)O(7)处理稀
硫酸中的
钛氧基
硫酸盐,得到[[L(OEt)Ti)(2)(mu-CrO(4))( 3)](3),其中包含两个由三个mu-CrO(4)(2-)-O,O'
配体桥接的L(OEt)Ti(3+)片段。配合物3可以充当6电子