Tetrahedral iron featuring an appended Lewis acid: distinct pathways for the reduction of hydroxylamine and hydrazine
Kiernicki, John J.; Norwine, Emily E.; Zeller, Matthias; Szymczak, Nathaniel K.; Chemical Communications  (2019) –; doi:10.1039/C9CC05720J

data_7124188
_publ_section_title
;
 Tetrahedral iron featuring an appended Lewis acid: distinct pathways for
 the reduction of hydroxylamine and hydrazine
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/C9CC05720J
_journal_year                    2019
_chemical_formula_moiety         'C48 H76 B2 Br4 N8 O Zn2, 3(C2 H4 Cl2)'
_chemical_formula_sum            'C54 H88 B2 Br4 Cl6 N8 O Zn2'
_chemical_formula_weight         1550.13
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2019-07-17 deposited with the CCDC.    2019-08-29 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 102.524(4)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.6626(10)
_cell_length_b                   25.463(3)
_cell_length_c                   21.457(3)
_cell_measurement_reflns_used    9744
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      28.2446
_cell_measurement_theta_min      2.5195
_cell_volume                     6753.7(13)
_computing_cell_refinement       'SAINT V8.38A (Bruker, 2016)'
_computing_data_collection       'Apex3 v2018.1-0 (Bruker, 2018)'
_computing_data_reduction        'SAINT V8.38A (Bruker, 2016)'
_computing_structure_refinement
;  
SHELXL-2018/3 (Sheldrick, 2015, 2018), 
SHELXLE Rev946 (H\"ubschle et al., 2011)
;
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector_area_resol_mean 10.4167
_diffrn_measured_fraction_theta_full 0.983
_diffrn_measured_fraction_theta_max 0.945
_diffrn_measurement_device_type  'Bruker AXS D8 Quest CMOS diffractometer'
_diffrn_measurement_method       'omega and phi scans'
_diffrn_radiation_monochromator  'Triumph curved graphite crystal'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0977
_diffrn_reflns_av_unetI/netI     0.0780
_diffrn_reflns_Laue_measured_fraction_full 0.983
_diffrn_reflns_Laue_measured_fraction_max 0.945
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       33
_diffrn_reflns_limit_k_min       -33
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            71747
_diffrn_reflns_point_group_measured_fraction_full 0.983
_diffrn_reflns_point_group_measured_fraction_max 0.945
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.394
_diffrn_reflns_theta_min         2.235
_diffrn_source                   'fine focus sealed tube X-ray source'
_diffrn_source_current           '30 mA'
_diffrn_source_voltage           '50 kV'
_exptl_absorpt_coefficient_mu    3.356
_exptl_absorpt_correction_T_max  0.7457
_exptl_absorpt_correction_T_min  0.5857
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
 SADABS 2016/2: Krause, L., Herbst-Irmer, R., Sheldrick G.M. & Stalke D.,
 J. Appl. Cryst. 48 (2015) 3-10
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.524
_exptl_crystal_description       needle
_exptl_crystal_F_000             3152
_exptl_crystal_recrystallization_method 'Re-crystallisation from solvent'
_exptl_crystal_size_max          0.420
_exptl_crystal_size_mid          0.050
_exptl_crystal_size_min          0.030
_refine_diff_density_max         1.144
_refine_diff_density_min         -1.003
_refine_diff_density_rms         0.126
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.028
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     851
_refine_ls_number_reflns         15991
_refine_ls_number_restraints     526
_refine_ls_restrained_S_all      1.032
_refine_ls_R_factor_all          0.1150
_refine_ls_R_factor_gt           0.0652
_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^)+(0.0851P)^2^+15.1843P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1576
_refine_ls_wR_factor_ref         0.1862
_reflns_Friedel_coverage         0.000
_reflns_number_gt                9963
_reflns_number_total             15991
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9cc05720j2.cif
_cod_data_source_block           JK5101_0m
_cod_original_cell_volume        6753.6(13)
_cod_database_code               7124188
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.333
_shelx_estimated_absorpt_t_max   0.906
_shelx_res_checksum              10765