Remote Substituent Effects on the Structures and Stabilities of P═E π-Stabilized Diphosphatetrylenes (R<sub>2</sub>P)<sub>2</sub>E (E = Ge, Sn).
Izod, Keith; Evans, Peter; Waddell, Paul G.; Probert, Michael R.; Inorganic chemistry 55 (2016) 10510–10522; doi:10.1021/acs.inorgchem.6b01566

data_4348754
_publ_section_title
;
 Remote Substituent Effects on the Structures and Stabilities of
 P&#x2550;E \p-Stabilized Diphosphatetrylenes
 (R<sub>2</sub>P)<sub>2</sub>E (E = Ge, Sn).
;
_journal_issue                   20
_journal_name_full               'Inorganic chemistry'
_journal_page_first              10510
_journal_page_last               10522
_journal_paper_doi               10.1021/acs.inorgchem.6b01566
_journal_volume                  55
_journal_year                    2016
_chemical_formula_moiety         'C60 H92 P2 Sn'
_chemical_formula_sum            'C60 H92 P2 Sn'
_chemical_formula_weight         993.96
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_date             2014-05-05
_audit_creation_method
;
Olex2 1.2-alpha
(compiled 2014.03.20 svn.r2918 for OlexSys, GUI svn.r4816)
;
_cell_angle_alpha                94.468(2)
_cell_angle_beta                 91.085(2)
_cell_angle_gamma                104.252(3)
_cell_formula_units_Z            2
_cell_length_a                   10.2388(3)
_cell_length_b                   13.9719(5)
_cell_length_c                   21.0210(5)
_cell_measurement_reflns_used    20083
_cell_measurement_temperature    150.00(10)
_cell_measurement_theta_max      28.9960
_cell_measurement_theta_min      3.0350
_cell_volume                     2903.50(16)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.32 (release 02-08-2013 CrysAlis171 .NET)
(compiled Aug  2 2013,16:46:58)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.32 (release 02-08-2013 CrysAlis171 .NET)
(compiled Aug  2 2013,16:46:58)
;
_computing_data_reduction
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CrysAlisPro, Agilent Technologies,
Version 1.171.36.32 (release 02-08-2013 CrysAlis171 .NET)
(compiled Aug  2 2013,16:46:58)
;
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'XT (Sheldrick, 2008)'
_diffrn_ambient_temperature      150.00(10)
_diffrn_detector_area_resol_mean 10.3968
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.886
_diffrn_measurement_device_type  'Xcalibur, Atlas, Gemini ultra'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_UB_11      -0.0079681000
_diffrn_orient_matrix_UB_12      0.0121452000
_diffrn_orient_matrix_UB_13      -0.0317433000
_diffrn_orient_matrix_UB_21      0.0155024000
_diffrn_orient_matrix_UB_22      0.0510306000
_diffrn_orient_matrix_UB_23      0.0108460000
_diffrn_orient_matrix_UB_31      0.0693751000
_diffrn_orient_matrix_UB_32      0.0034597000
_diffrn_orient_matrix_UB_33      -0.0046922000
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0642
_diffrn_reflns_av_unetI/netI     0.0487
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.886
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            94717
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.886
_diffrn_reflns_theta_full        26.000
_diffrn_reflns_theta_max         29.443
_diffrn_reflns_theta_min         2.884
_diffrn_source                   'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.529
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.84754
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
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CrysAlisPro, Agilent Technologies,
Version 1.171.36.32 (release 02-08-2013 CrysAlis171 .NET)
(compiled Aug  2 2013,16:46:58)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            'dark yellow'
_exptl_crystal_colour_modifier   dark
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.137
_exptl_crystal_description       block
_exptl_crystal_F_000             1064
_exptl_crystal_size_max          0.31
_exptl_crystal_size_mid          0.19
_exptl_crystal_size_min          0.11
_refine_diff_density_max         0.823
_refine_diff_density_min         -0.724
_refine_diff_density_rms         0.083
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.041
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     592
_refine_ls_number_reflns         14248
_refine_ls_number_restraints     495
_refine_ls_restrained_S_all      1.029
_refine_ls_R_factor_all          0.0649
_refine_ls_R_factor_gt           0.0428
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0357P)^2^+3.2248P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0891
_refine_ls_wR_factor_ref         0.1007
_reflns_Friedel_coverage         0.000
_reflns_number_gt                11265
_reflns_number_total             14248
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ic6b01566_si_002.cif
_cod_data_source_block           7Sn_kji140010
_cod_original_cell_volume        2903.48(15)
_cod_database_code               4348754
_shelxl_version_number           2013-4
_chemical_oxdiff_formula         'C60 H92 P2 Sn1'
_reflns_odcompleteness_completeness 99.82
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     25.30
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2. Rigid body (RIGU) restrains
 All non-hydrogen atoms
 with sigma for 1-2 distances of 0.004 and sigma for 1-3 distances of 0.004
3.a Ternary CH refined with riding coordinates:
 C7(H7), C10(H10), C13(H13), C22(H22), C25(H25), C28(H28), C37(H37), C40(H40),
 C43(H43), C52(H52), C55(H55), C58(H58)
3.b Aromatic/amide H refined with riding coordinates:
 C3(H3), C5(H5), C18(H18), C20(H20), C33(H33), C35(H35), C48(H48), C50(H50)
3.c Idealised Me refined as rotating group:
 C8(H8A,H8B,H8C), C9(H9A,H9B,H9C), C11(H11A,H11B,H11C), C12(H12A,H12B,H12C),
 C14(H14A,H14B,H14C), C15(H15A,H15B,H15C), C23(H23A,H23B,H23C), C24(H24A,H24B,
 H24C), C26(H26A,H26B,H26C), C27(H27A,H27B,H27C), C29(H29A,H29B,H29C), C30(H30A,
 H30B,H30C), C38(H38A,H38B,H38C), C39(H39A,H39B,H39C), C41(H41A,H41B,H41C),
 C42(H42A,H42B,H42C), C44(H44A,H44B,H44C), C45(H45A,H45B,H45C), C53(H53A,H53B,
 H53C), C54(H54A,H54B,H54C), C56(H56A,H56B,H56C), C57(H57A,H57B,H57C), C59(H59A,
 H59B,H59C), C60(H60A,H60B,H60C)
;
_shelx_res_checksum              70657
_shelx_hkl_checksum              15732