Synthetic, structural and reaction chemistry of N-heterocyclic germylene and stannylene compounds featuring N-boryl substituents.
Kristinsdóttir, Lilja; Oldroyd, Nicola L.; Grabiner, Rachel; Knights, Alastair W.; Heilmann, Andreas; Protchenko, Andrey V.; Niu, Haoyu; Kolychev, Eugene L.; Campos, Jesús; Hicks, Jamie; Christensen, Kirsten E.; Aldridge, Simon; Dalton transactions (Cambridge, England : 2003) 48 (2019) 11951–11960; doi:10.1039/c9dt02449b

data_7701713
_publ_section_title
;
 Synthetic, structural and reaction chemistry of N-heterocyclic germylene
 and stannylene compounds featuring N-boryl substituents.
;
_journal_issue                   31
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              11951
_journal_page_last               11960
_journal_paper_doi               10.1039/c9dt02449b
_journal_volume                  48
_journal_year                    2019
_chemical_formula_moiety         'C58 H78 B2 N6'
_chemical_formula_sum            'C58 H78 B2 N6'
_chemical_formula_weight         880.88
_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'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2019-06-09 deposited with the CCDC.	2019-07-18 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90.5040(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.91100(10)
_cell_length_b                   12.82550(10)
_cell_length_c                   38.0195(5)
_cell_measurement_reflns_used    23325
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      76.2125
_cell_measurement_theta_min      3.4460
_cell_volume                     5320.21(9)
_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
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.32 (release 02-08-2013 CrysAlis171 .NET)
(compiled Aug  2 2013,16:46:58)
;
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector_area_resol_mean 10.4102
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0273
_diffrn_reflns_av_unetI/netI     0.0166
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       47
_diffrn_reflns_limit_l_min       -47
_diffrn_reflns_number            62493
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.995
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         76.214
_diffrn_reflns_theta_min         3.637
_diffrn_source                   'SuperNova (Cu) X-ray Source'
_exptl_absorpt_coefficient_mu    0.480
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.92655
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
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            colourless
_exptl_crystal_density_diffrn    1.100
_exptl_crystal_description       block
_exptl_crystal_F_000             1912
_exptl_crystal_size_max          0.180
_exptl_crystal_size_mid          0.160
_exptl_crystal_size_min          0.120
_refine_diff_density_max         0.406
_refine_diff_density_min         -0.307
_refine_diff_density_rms         0.036
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.024
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     701
_refine_ls_number_reflns         11074
_refine_ls_number_restraints     224
_refine_ls_restrained_S_all      1.033
_refine_ls_R_factor_all          0.0500
_refine_ls_R_factor_gt           0.0436
_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^)+(0.0581P)^2^+1.4563P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1113
_refine_ls_wR_factor_ref         0.1169
_reflns_Friedel_coverage         0.000
_reflns_number_gt                9667
_reflns_number_total             11074
_reflns_threshold_expression     'I > 2\s(I)'
_oxford_structure_analysis_title 125nloek16_a
_cod_data_source_file            c9dt02449b2.cif
_cod_data_source_block           (L3)H2
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7701713
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.919
_shelx_estimated_absorpt_t_max   0.945
_shelx_res_checksum              696