Table 2.
Compound | ||||
---|---|---|---|---|
5 | 7 | 8 | 9 | |
Formula | C18H17ClN2Se | C19H20N2OSe | C19H20N2Se | C18H17N3O2Se |
M | 375.76 | 371.34 | 355.34 | 386.31 |
Crystal system | monoclinic | orthorhombic | monoclinic | monoclinic |
Space group | P21 | P212121 | P21 | P21/n |
a/Å | 10.657(7) | 6.6544(8) | 10.719(4) | 10.5159(7) |
b/Å | 7.525(5) | 7.8134(9) | 7.495(3) | 7.5401(5) |
c/Å | 11.320(8) | 33.372(4) | 11.294(4) | 20.9330(15) |
α | 90 | 90 | 90 | 90 |
β | 115.852(8) | 90 | 115.650(6) | 91.879(2) |
γ | 90 | 90 | 90 | 90 |
U/A3 | 817.0(10) | 1735.1(4) | 818.0(5) | 1658.9(2) |
Z | 2 | 4 | 2 | 4 |
µ/cm−1 | 24.591 | 21.703 | 22.939 | 22.793 |
Reflections collected | 7051 | 11,930 | 6175 | 12,160 |
Independent reflections | 2587 | 3043 | 1540 | 2895 |
Rint | 0.0291 | 0.1535 | 0.0336 | 0.0679 |
R1 | 0.0249 | 0.0695 | 0.0532 | 0.0394 |
wR2 [I > 2σ(I)] | 0.0544 | 0.1012 | 0.1398 | 0.0903 |