Cu‒NHC azide complex: synthesis and reactivity
Trose, Michael; Nahra, Fady; Cordes, David B.; Slawin, Alexandra M. Z.; Cazin, Catherine S. J.; Chemical Communications  (2019) –; doi:10.1039/C9CC04844H

data_7124206
_publ_section_title
;
 Cu--NHC azide complex: synthesis and reactivity
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/C9CC04844H
_journal_year                    2019
_chemical_formula_moiety         'C27 H36 Cu N5'
_chemical_formula_sum            'C27 H36 Cu N5'
_chemical_formula_weight         494.16
_chemical_properties_physical    ', Air-sensitive'
_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_date             2016-10-24
_audit_creation_method           'by CrystalStructure 4.2'
_audit_update_record
;
2017-03-30 deposited with the CCDC.    2019-09-09 downloaded from the CCDC.
;
_cell_angle_alpha                90.0000
_cell_angle_beta                 94.549(3)
_cell_angle_gamma                90.0000
_cell_formula_units_Z            4
_cell_length_a                   10.7028(10)
_cell_length_b                   19.841(2)
_cell_length_c                   12.7079(16)
_cell_measurement_reflns_used    7370
_cell_measurement_temperature    173
_cell_measurement_theta_max      25.40
_cell_measurement_theta_min      1.90
_cell_volume                     2690.1(5)
_computing_cell_refinement       'CrystalClear-SM Expert 2.1 b45'
_computing_data_collection
'CrystalClear-SM Expert 2.1 b45 (Rigaku, 2015)'
_computing_data_reduction        'CrystalClear-SM Expert 2.1 b45'
_computing_molecular_graphics    'CrystalStructure 4.2'
_computing_publication_material  'CrystalStructure 4.2 (Rigaku, 2015)'
_computing_structure_refinement  'SHELXL Version 2014/7 (Sheldrick, 2008)'
_computing_structure_solution    'SIR2011 (Burla, et al., 2012)'
_diffrn_ambient_temperature      173
_diffrn_detector_area_resol_mean 5.814
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Rigaku XtaLAB P200'
_diffrn_measurement_method       \w
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0246
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.996
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            32825
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.996
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.401
_diffrn_reflns_theta_min         1.907
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.834
_exptl_absorpt_correction_T_max  0.967
_exptl_absorpt_correction_T_min  0.878
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'REQAB (Rigaku, 1998)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.220
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1048.00
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: THF/hexane'
_exptl_crystal_size_max          0.210
_exptl_crystal_size_mid          0.140
_exptl_crystal_size_min          0.040
_refine_diff_density_max         0.23
_refine_diff_density_min         -0.19
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    constr
_refine_ls_number_parameters     306
_refine_ls_number_reflns         4929
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.0302
_refine_ls_R_factor_gt           0.0255
_refine_ls_shift/su_max          0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^)+(0.0379P)^2^+0.6767P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0692
_refine_ls_wR_factor_ref         0.0714
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4379
_reflns_number_total             4929
_reflns_threshold_expression     F^2^>2.0\s(F^2^)
_cod_data_source_file            c9cc04844h2.cif
_cod_data_source_block           1
_cod_database_code               7124206
_shelx_res_checksum              19562