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[求助] 如何计算分子的半径?

如题,得到单晶结构(数据如下)。 不知道那位大仙知道如何从晶体数据中计算出单个分子的分子半径。谢谢指导!
Table 1.  Crystal data and structure refinement for xy08.
Identification code         xy08
Empirical formula         C40 H70 Au4 N6 P4
Formula weight         1546.76
Temperature         100(2) K
Wavelength         0.71073 Å
Crystal system         Orthorhombic
Space group         P n a 21
Unit cell dimensions        a = 17.0309(10) Å        = 90°.
        b = 23.5362(14) Å        = 90°.
        c = 12.0454(7) Å         = 90°.
Volume        4828.3(5) Å3
Z        4
Density (calculated)        2.128 Mg/m3
Absorption coefficient        12.283 mm-1
F(000)        2912
Crystal size        0.322 x 0.023 x 0.023 mm3
Theta range for data collection        1.476 to 27.500°.
Index ranges        -22≤h≤21, -29≤k≤30, -15≤l≤15
Reflections collected        74359
Independent reflections        11069 [R(int) = 0.0468]
Completeness to theta = 25.242°        100.0 %
Absorption correction        Analytical
Max. and min. transmission        0.8264 and 0.3022
Refinement method        Full-matrix least-squares on F2
Data / restraints / parameters        11069 / 1 / 483
Goodness-of-fit on F2        0.918
Final R indices [I>2sigma(I)]        R1 = 0.0195, wR2 = 0.0428 [10723]
R indices (all data)        R1 = 0.0227, wR2 = 0.0435
Absolute structure parameter        -0.016(3)
Extinction coefficient        n/a
Largest diff. peak and hole        1.519 and -0.829 e.Å-3

如何计算分子的半径?
xy08full.jpg
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