Structures, Electronics, and Reactivity of Strained Phosphazane Cages: A Combined Experimental and Computational Study.
Roth, Torsten; Vasilenko, Vladislav; Wadepohl, Hubert; Wright, Dominic S.; Gade, Lutz H.; Inorganic chemistry 54 (2015) 7636–7644; doi:10.1021/acs.inorgchem.5b01292

data_4343962
_publ_section_title
;
 Structures, Electronics, and Reactivity of Strained Phosphazane Cages: A
 Combined Experimental and Computational Study.
;
_journal_issue                   15
_journal_name_full               'Inorganic chemistry'
_journal_page_first              7636
_journal_page_last               7644
_journal_paper_doi               10.1021/acs.inorgchem.5b01292
_journal_volume                  54
_journal_year                    2015
_chemical_formula_moiety         'C21 H27 Cl F2 N4 P2'
_chemical_formula_sum            'C21 H27 Cl F2 N4 P2'
_chemical_formula_weight         470.85
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     iterative
_atom_sites_solution_secondary   difmap
_audit_block_code                ga_tro77
_audit_creation_date             2015-05-18
_audit_creation_method
;
Olex2 1.2
(compiled 2015.01.26 svn.r3151 for OlexSys, GUI svn.r4998)
;
_audit_update_record
'18.05.2015 15:46:26 CEST UTC+02:00  encif 1.32'
_cell_angle_alpha                90
_cell_angle_beta                 92.256(9)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   15.033(7)
_cell_length_b                   8.299(4)
_cell_length_c                   18.767(10)
_cell_measurement_reflns_used    8107
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      31.87
_cell_measurement_theta_min      2.52
_cell_volume                     2340(2)
_computing_cell_refinement
;
SAINT (see _computing_data_reduction). Includes estimated systematic errors
 of the unit cell constants from Monte Carlo simulations.
;
_computing_data_collection       'SMART-5.631 (Bruker AXS, 2003)'
_computing_data_reduction
'SAINT V8.34A (Bruker AXS, 1997-2013),SADABS-2012_1 (Sheldrick and Bruker AXS, 1997-2014)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material
'encif (Wadepohl, 2009-14); encifer 1.5 (CCDC, 2014)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2008)'
_computing_structure_solution    'SUPERFLIP (Palatinus, 2007-2009)'
_diffrn_ambient_environment      'perfluoro polyether oil / N~2~'
_diffrn_ambient_temperature      100(1)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 8.19
_diffrn_detector_type            CCD-PXL-KAF2
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.957
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  'Bruker AXS Smart 1000'
_diffrn_measurement_method       '\f- and \w-scans'
_diffrn_measurement_specimen_support 'polyimid foil'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0517
_diffrn_reflns_av_unetI/netI     0.0361
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.957
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -12
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_diffrn_reflns_limit_l_min       -27
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_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.957
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         32.475
_diffrn_reflns_theta_min         1.356
_diffrn_source                   'sealed X-Ray tube (Mo)'
_diffrn_source_type              'fine focus tube'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.331
_exptl_absorpt_correction_T_max  0.7464
_exptl_absorpt_correction_T_min  0.7074
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
multi-scan from symmetry-related measurements (Blessing 1995)
SADABS (see _computing_data_reduction)
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.337
_exptl_crystal_description       irregular
_exptl_crystal_F_000             984
_exptl_crystal_size_max          0.220
_exptl_crystal_size_mid          0.200
_exptl_crystal_size_min          0.190
_refine_diff_density_max         0.541
_refine_diff_density_min         -0.318
_refine_diff_density_rms         0.075
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.042
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     310
_refine_ls_number_reflns         8081
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.042
_refine_ls_R_factor_all          0.0592
_refine_ls_R_factor_gt           0.0396
_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^)+(0.0380P)^2^+1.5220P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0870
_refine_ls_wR_factor_ref         0.0966
_reflns_Friedel_coverage         0.000
_reflns_number_gt                6331
_reflns_number_total             8081
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ic5b01292_si_003.cif
_cod_data_source_block           ga_tro77
_cod_depositor_comments
'Adding full bibliography for 4343960--4343970.cif.'
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4343962
_audit_block_refno               2070
_audit_block_usercomment         trvv31
_shelx_estimated_absorpt_t_max   0.940
_shelx_estimated_absorpt_t_min   0.931
_shelxl_version_number           2014/7
_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.a Idealised Me refined as rotating group with stretchable bonds:
 C15(H15A,H15B,H15C), C16(H16A,H16B,H16C), C17(H17A,H17B,H17C), C19(H19A,H19B,
 H19C), C20(H20A,H20B,H20C), C21(H21A,H21B,H21C)
;
_shelx_res_checksum              28734
_olex2_submission_special_instructions 'No special instructions were received'