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_7701711
_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
; 
1.29(C54 H76 B2 N6 Sn), 0.71(C54 H78 B2 N6), C6 H14
;
_chemical_formula_sum            'C111 H160.41 B4 N12 Sn1.29'
_chemical_formula_weight         1859.86
_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
_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                93.576(2)
_cell_angle_beta                 96.319(3)
_cell_angle_gamma                90.149(2)
_cell_formula_units_Z            2
_cell_length_a                   10.4446(4)
_cell_length_b                   19.1820(5)
_cell_length_c                   27.6921(7)
_cell_measurement_reflns_used    14255
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      75.7830
_cell_measurement_theta_min      4.2180
_cell_volume                     5503.4(3)
_computing_cell_refinement       'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_data_collection       'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_data_reduction        'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_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 10.5035
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at home/near, Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0705
_diffrn_reflns_av_unetI/netI     0.0676
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       33
_diffrn_reflns_limit_l_min       -33
_diffrn_reflns_number            60679
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         68.247
_diffrn_reflns_theta_min         3.841
_diffrn_source                   'micro-focus sealed X-ray tube'
_exptl_absorpt_coefficient_mu    2.735
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.18626
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.39.46 (Rigaku Oxford Diffraction, 2018)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.122
_exptl_crystal_description       plate
_exptl_crystal_F_000             1990
_exptl_crystal_size_max          0.280
_exptl_crystal_size_mid          0.120
_exptl_crystal_size_min          0.050
_refine_diff_density_max         2.332
_refine_diff_density_min         -1.124
_refine_diff_density_rms         0.150
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.300
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1368
_refine_ls_number_reflns         20167
_refine_ls_number_restraints     326
_refine_ls_restrained_S_all      1.311
_refine_ls_R_factor_all          0.1380
_refine_ls_R_factor_gt           0.1169
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.2000P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.3225
_refine_ls_wR_factor_ref         0.3457
_reflns_Friedel_coverage         0.000
_reflns_number_gt                14921
_reflns_number_total             20167
_reflns_threshold_expression     'I > 2\s(I)'
_oxford_structure_analysis_title 130nloek16_a
_cod_data_source_file            c9dt02449b2.cif
_cod_data_source_block           (L1)Sn
_cod_database_code               7701711
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.515
_shelx_estimated_absorpt_t_max   0.875
_shelx_res_checksum              99381