Research Article
Synthesis and Characterization of
Table 2
Main interatomic distances (Å) and angles (°) in the P6O18 ring of [2-CH3CH2C6H4NH3]6P6O18·4H2O.
| | Tetrahedron P(1)O4 | | | | | | P1 | O1 | O2 | O3 | O9 | | O1 | 1.480(3) | 120.34(15) | 109.09(15) | 104.95(16) | | O2 | 2.557(4) | 1.467(3) | 107.01(15) | 111.82(15) | | O3 | 2.505(4) | 2.462(4) | 1.594(3) | 102.15(16) | | O9 | 2.449(5) | 2.546(4) | 2.490(4) | 1.606(3) | | Tetrahedron P(2)O4 | | | | | | P2 | O3 | O4 | O5 | O6 | | O3 | 1.593(3) | 106.40(16) | 108.37(16) | 102.24(14) | | O4 | 2.465(4) | 1.484(3) | 119.48(16) | 107.88(15) | | O5 | 2.484(4) | 2.550(5) | 1.469(3) | 111.01(16) | | O6 | 2.494(4) | 2.502(4) | 2.539(4) | 1.610(3) | | Tetrahedron P(3)O4 | | | | | | P3 | O6 | O7 | O8 | O9 | | O6 | 1.603(3) | 104.99(15) | 111.44(15) | 99.56(15) | | O7 | 2.456(3) | 1.491(3) | 120.07(15) | 109.87(15) | | O8 | 2.539(4) | 2.563(4) | 1.468(3) | 108.94(16) | | O9 | 2.447(5) | 2.532(4) | 2.500(4) | 1.602(3) | | P1–P2 | 2.9826(16) | P1–P3 | 2.9102(14) | P2–P3
2.9285(14) | | P3–P2–P1 | 100.65(1) | P1–O3–P2 | 138.67(19) | | P2–P1–P3 | 100.04(1) | P1–O9–P3 | 130.21(17) | | P2–P3–P1 | 115.55(1) | P3–O6–P2 | 131.40(20) |
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Estimated standard deviations are given in parentheses.
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