Unlocking Metal Coordination of Diborylamides through Ring Constraints
Brown, W. Kice; Klausmeyer, Kevin; Lindley, Brian M.; Chemical Communications  (2022) –; doi:10.1039/D1CC06458D

data_7129394
_publ_section_title
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 Unlocking Metal Coordination of Diborylamides through Ring Constraints
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/D1CC06458D
_journal_year                    2022
_chemical_formula_sum            'C48 H52 B4 Fe N2'
_chemical_formula_weight         756.00
_chemical_properties_physical    Air-sensitive,Moisture-sensitive
_space_group_crystal_system      orthorhombic
_space_group_IT_number           61
_space_group_name_Hall           '-P 2ac 2ab'
_space_group_name_H-M_alt        'P b c a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_method           SHELXL-2013
_audit_update_record
;
2021-11-16 deposited with the CCDC.	2021-12-15 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   19.0371(5)
_cell_length_b                   12.9687(3)
_cell_length_c                   34.8721(12)
_cell_measurement_reflns_used    9655
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      26.49
_cell_measurement_theta_min      2.57
_cell_volume                     8609.4(4)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0625
_diffrn_reflns_av_unetI/netI     0.0198
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       42
_diffrn_reflns_limit_l_min       -42
_diffrn_reflns_number            145474
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.681
_diffrn_reflns_theta_min         2.438
_exptl_absorpt_coefficient_mu    0.385
_exptl_absorpt_correction_T_max  0.888
_exptl_absorpt_correction_T_min  0.855
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.167
_exptl_crystal_description       block
_exptl_crystal_F_000             3200
_exptl_crystal_size_max          0.267
_exptl_crystal_size_mid          0.181
_exptl_crystal_size_min          0.166
_refine_diff_density_max         0.268
_refine_diff_density_min         -0.471
_refine_diff_density_rms         0.046
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.088
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     508
_refine_ls_number_reflns         8154
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.088
_refine_ls_R_factor_all          0.0561
_refine_ls_R_factor_gt           0.0491
_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^)+(0.0467P)^2^+7.0267P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1183
_refine_ls_wR_factor_ref         0.1222
_reflns_Friedel_coverage         0.000
_reflns_number_gt                7189
_reflns_number_total             8154
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1cc06458d2.cif
_cod_data_source_block           BML025
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_atom_sites_solution_primary' value 'DIRECT' was changed
to 'direct' in accordance with the
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

data item '_exptl_absorpt_correction_type' value 'Multi-scan' was
changed to 'multi-scan' in accordance with the
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 7556 2019-12-06 15:28:31Z antanas 
;
_cod_database_code               7129394
_shelx_estimated_absorpt_t_min   0.904
_shelx_estimated_absorpt_t_max   0.939
_shelxl_version_number           2013-3
_shelx_res_checksum              3898