-
1
-
-
85088545378
-
-
- and its relatives (see refs 2a and 15a)
-
- and its relatives (see refs 2a and 15a).
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4
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0043107236
-
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(b) Häser, M.; Schneider, U.; Ahlrichs, R. J. Am. Chem. Soc. 1992, 114, 9551.
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6
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0000594999
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5-Et as reaction intermediates.
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Baudler, M.1
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Münster, H.7
-
8
-
-
85088544475
-
-
8 isomer 33; bicyclo[3.3.0]octaphosphane(0) would be more systematic. According to Baudler's nomenclature suggestion (ref 4b), the number of hydrogens are designated in parentheses
-
8 isomer 33; bicyclo[3.3.0]octaphosphane(0) would be more systematic. According to Baudler's nomenclature suggestion (ref 4b), the number of hydrogens are designated in parentheses.
-
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-
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10
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0001220491
-
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(a) Rauk, A.; Andose, J. D.; Frick, W. G.; Tang, R.; Mislow, K. J. Am. Chem. Soc. 1971, 93, 6507.
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33947293084
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13
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33749278839
-
-
Early CNDO/2 calculations (ref 5b) reported planar tricoordination at phosphorus in 1-methyl-2,5-diboraphospholane, 1-methyl-2,5-dibora-3-phospholene, and the P-methylphosphorinium ion, but the first two molecules are not planar at our ab initio levels
-
(d) Early CNDO/2 calculations (ref 5b) reported planar tricoordination at phosphorus in 1-methyl-2,5-diboraphospholane, 1-methyl-2,5-dibora-3-phospholene, and the P-methylphosphorinium ion, but the first two molecules are not planar at our ab initio levels.
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16
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0343864398
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(Bartlett, R. A.; Dias, H. V. R.; Power, P. P. Inorg. Chem. 1988, 27, 3919) can be ascribed to the bulky substituents.
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33749286609
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We do not agree with Nyulászi's pentavalent description of the tricoordinate phosphorus neither in pentaphosphole (1) nor in other systems, ref 16b; these are not supported by natural population analysis or bond orders or are consistent with the lack of d-orbital involvement (see Table 6)
-
(c) We do not agree with Nyulászi's pentavalent description of the tricoordinate phosphorus neither in pentaphosphole (1) nor in other systems, ref 16b; these are not supported by natural population analysis or bond orders or are consistent with the lack of d-orbital involvement (see Table 6).
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(g) Nyulászi, L.; Szieberth, D.; Vesprémi, T. J. Org. Chem. 1995, 60, 1647.
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85088544976
-
-
note
-
4b) do not differ much from the ideal 108° pentagonal ring angle, and puckering can reduce the angle strain further.
-
-
-
-
64
-
-
85088545129
-
-
note
-
5H reduces the ring strain. Although the P=P-P angles differ considerably the average value (104°) is typical of acyclic molecules.
-
-
-
-
65
-
-
85088542867
-
-
note
-
6h) = 2.5 kcal/mol, ref 15a and 27).
-
-
-
-
66
-
-
85088542408
-
-
s symmetry of 9 and 10 in eqn 1 gives ASE = 46.1 kcal/mol for 1
-
s symmetry of 9 and 10 in eqn 1 gives ASE = 46.1 kcal/mol for 1.
-
-
-
-
67
-
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0000625480
-
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0000438935
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(c) Warren, D. S.; Gimarc, B. M.; Zhao, M. Inorg. Chem. 1994, 33, 710.
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75
-
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85088542246
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-
2h) is -2726.640 38
-
2h) is -2726.640 38.
-
-
-
-
76
-
-
85088543073
-
-
6h hexaphosphabenzene is +23.2 kcal/ mol vs hexaphosphabenzvalene at RMP2(fu)/6-31G* + ZPE (ref 24)
-
6h hexaphosphabenzene is +23.2 kcal/ mol vs hexaphosphabenzvalene at RMP2(fu)/6-31G* + ZPE (ref 24).
-
-
-
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77
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0028734060
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