The structures of ring-expanded NHC supported copper(i) triphenylstannyls and their phenyl transfer reactivity towards heterocumulenes
Charman, Rex S. C.; Mahon, Mary F.; Lowe, John P.; Liptrot, David J.; Dalton Transactions  (2022) –; doi:10.1039/D1DT03109K

data_7709268
_publ_section_title
;
 The structures of ring-expanded NHC supported copper(i) triphenylstannyls
 and their phenyl transfer reactivity towards heterocumulenes
;
_journal_name_full               'Dalton Transactions'
_journal_paper_doi               10.1039/D1DT03109K
_journal_year                    2022
_chemical_formula_moiety         'C40 H43 Cu N2 Sn'
_chemical_formula_sum            'C40 H43 Cu N2 Sn'
_chemical_formula_weight         733.99
_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'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2021-07-13
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2021-09-10 deposited with the CCDC.	2022-01-07 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 101.834(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.1870(2)
_cell_length_b                   20.1121(4)
_cell_length_c                   19.8588(5)
_cell_measurement_reflns_used    15395
_cell_measurement_temperature    150.0(3)
_cell_measurement_theta_max      29.8070
_cell_measurement_theta_min      3.3530
_cell_volume                     3591.32(14)
_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_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      150.0(3)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 16.1468
_diffrn_detector_type            EosS2
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.962
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'New Xcalibur, EosS2'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0298
_diffrn_reflns_av_unetI/netI     0.0327
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.962
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -27
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            36134
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.962
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         29.128
_diffrn_reflns_theta_min         2.915
_diffrn_source                   'fine-focus sealed X-ray tube'
_diffrn_source_type              'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    1.316
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.76861
_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            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.358
_exptl_crystal_description       block
_exptl_crystal_F_000             1504
_exptl_crystal_size_max          0.469
_exptl_crystal_size_mid          0.39
_exptl_crystal_size_min          0.17
_refine_diff_density_max         0.921
_refine_diff_density_min         -0.729
_refine_diff_density_rms         0.077
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.147
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     403
_refine_ls_number_reflns         9300
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.147
_refine_ls_R_factor_all          0.0573
_refine_ls_R_factor_gt           0.0416
_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^)+(0.0242P)^2^+4.3451P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0840
_refine_ls_wR_factor_ref         0.0895
_reflns_Friedel_coverage         0.000
_reflns_number_gt                7561
_reflns_number_total             9300
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1dt03109k2.cif
_cod_data_source_block           e21djl06
_cod_database_code               7709268
_shelxl_version_number           2014-3
_shelx_estimated_absorpt_t_max   0.807
_shelx_estimated_absorpt_t_min   0.577
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Secondary CH2 refined with riding coordinates:
 C2(H2A,H2B), C3(H3A,H3B), C4(H4A,H4B)
2.b Aromatic/amide H refined with riding coordinates:
 C7(H7), C9(H9), C16(H16), C17(H17), C23(H23), C24(H24), C25(H25), C26(H26),
 C27(H27), C29(H29), C30(H30), C31(H31), C32(H32), C33(H33), C35(H35), C36(H36),
  C37(H37), C38(H38), C39(H39)
2.c Idealised Me refined as rotating group:
 C11(H11A,H11B,H11C), C12(H12A,H12B,H12C), C13(H13A,H13B,H13C), C19(H19A,H19B,
 H19C), C20(H20A,H20B,H20C), C21(H21A,H21B,H21C)
;