Amido Ca(ii) complexes supported by Schiff base ligands for catalytic cross-dehydrogenative coupling of amines with silanes.
Forosenko, Natalia V.; Basalov, Ivan V.; Cherkasov, Anton V.; Fukin, Georgy K.; Shubina, Elena S.; Trifonov, Alexander A.; Dalton transactions (Cambridge, England : 2003) 47 (2018) 12570–12581; doi:10.1039/c8dt01130c

data_7046450
_publ_section_title
;
 Amido Ca(ii) complexes supported by Schiff base ligands for catalytic
 cross-dehydrogenative coupling of amines with silanes.
;
_journal_issue                   36
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              12570
_journal_page_last               12581
_journal_paper_doi               10.1039/c8dt01130c
_journal_volume                  47
_journal_year                    2018
_chemical_formula_moiety         'C20 H15 Br N4'
_chemical_formula_sum            'C20 H15 Br N4'
_chemical_formula_weight         391.27
_chemical_name_systematic        AM58NL
_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'
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_atom_sites_solution_hydrogens   mixed
_audit_block_doi                 10.5517/ccdc.csd.cc1z44qz
_audit_creation_date             2018-01-16
_audit_creation_method
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Olex2 1.2
(compiled 2017.08.10 svn.r3458 for OlexSys, GUI svn.r5381)
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_audit_update_record
;
2018-02-01 deposited with the CCDC.
2018-05-24 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   7.7989(9)
_cell_length_b                   18.971(3)
_cell_length_c                   22.455(4)
_cell_measurement_reflns_used    1652
_cell_measurement_temperature    100
_cell_measurement_theta_max      23.10
_cell_measurement_theta_min      2.81
_cell_volume                     3322.3(9)
_computing_cell_refinement       'SAINT (Bruker, 2013)'
_computing_data_collection       'APEX2 (Bruker, 2013)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'XS (Sheldrick, 2008)'
_diffrn_ambient_temperature      100.0
_diffrn_detector_area_resol_mean 8
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker X8-KappaApexII'
_diffrn_measurement_method       'fine slicing \w and \f scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0981
_diffrn_reflns_av_unetI/netI     0.0724
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       29
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            19450
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.995
_diffrn_reflns_theta_min         2.966
_diffrn_source                   'sealed tube'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.484
_exptl_absorpt_correction_T_max  0.7459
_exptl_absorpt_correction_T_min  0.5834
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2014/5 (Bruker,2014/5) was used for absorption correction. 
wR2(int) was 0.1079 before and 0.0633 after correction. The Ratio 
of minimum to maximum transmission is 0.7821. The \l/2 correction 
factor is 0.00150.
;
_exptl_crystal_colour            'clear light yellow'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   light
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.564
_exptl_crystal_description       plank
_exptl_crystal_F_000             1584
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.1
_refine_diff_density_max         1.457
_refine_diff_density_min         -0.844
_refine_diff_density_rms         0.111
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.053
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     229
_refine_ls_number_reflns         3999
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.053
_refine_ls_R_factor_all          0.0963
_refine_ls_R_factor_gt           0.0563
_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^)+(0.0408P)^2^+6.8615P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1111
_refine_ls_wR_factor_ref         0.1260
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2708
_reflns_number_total             3999
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8dt01130c2.cif
_cod_data_source_block           3
_cod_depositor_comments
'Adding full bibliography for 7046447--7046450.cif.'
_cod_original_cell_volume        3322.4(8)
_cod_database_code               7046450
_iucr_geom_hbonds_special_details
;

;
_publcif_datablock.id            {2c1f907e-7914-4f34-b919-74715961cffd}
_shelx_shelxl_version_number     2014/7
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All N(H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C4(H4A), C5(H5), C7(H7), C8(H8), C10(H10), C11(H11), C12(H12), C13(H13),
 C14(H14), C16(H16), C17(H17), C18(H18), C19(H19), C20(H20)
;
_shelx_res_checksum              81124
_olex2_submission_special_instructions 'No special instructions were received'
_publcif_funding_html
;
;