Table 2.
Selected Bond Lengths and Angles for [Cu(2,7,12-trioxoOEHP)][SbCl6] and [Cu(2,7-dioxoOEiBC)][SbCl6].
| bond lengths (Å) and angles (deg) | ||
|---|---|---|
| [Cu(2,7,12-trioxoOEHP)] [SbCl6] | [Cu(2,7-dioxoOEiBC)][SbCl6] | |
| Cu-N(pyrrolinone) | ||
| Cu-N(1) | 2.041(3) | 2.035(3) |
| Cu-N(2) | 2.035(3) | 2.027(8) |
| Cu-N(3) | 2.029(3) | |
| Cu-N(pyrrole) | ||
| Cu-N(3) | 1.998(1) | |
| Cu-N(4) | 1.997(3) | 2.008(5) |
| Cα-Cβ (carbonyl) | ||
| C(a1)-C(b1) | 1.486(5) | 1.490(6) |
| C(a3)-C(b3) | 1.500(5) | 1.494(10) |
| C(a5)-C(b5) | 1.493(5) | |
| Cα-Cβ (gem-diethyl) | ||
| C(a2)-C(b2) | 1.525(5) | 1.499(10) |
| C(a4)-C(b4) | 1.521(5) | 1.517(4) |
| C(a6)-C(b6) | 1.525(5) | |
| Cβ-Cβ (pyrrolinone) | ||
| C(b1)-C(b2) | 1.503(5) | 1.510(1) |
| C(b3)-C(b4) | 1.515(5) | 1.512(1) |
| C(b5)-C(b6) | 1.509(5) | |
| Cα-Cβ((pyrrole) | ||
| C(b5)-C(b6) | 1.337(4) | |
| C(b7)-C(b8) | 1.356(5) | 1.334(11) |
| Cα-N-Cα (pyrrolinone) | ||
| C(a1)-N(1)-C(a2) | 108.5(3) | 108.1(1) |
| C(a3)-N(2)-C(a4) | 108.6(3) | 108.8(1) |
| C(a5)-N(3)-C(a6) | 108.8(3) | |
| Cα-N-Cα (pyrrole) | ||
| C(a5)-N(3)-C(a6) | 105.9(4) | |
| C(a7)-N(4)-C(a8) | 105.4(3) | 105.6(4) |