Accelerating the Insertion Reactions of (NHC)Cu-H via Remote Ligand Functionalization
Speelman, Amy L.; Tran, Ba; Erickson, Jeremy D.; Vasiliu, Monica; Dixon, David A.; Bullock, R. Morris; Chemical Science  (2021) –; doi:10.1039/D1SC01911B

data_1564270
_publ_section_title
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 Accelerating the Insertion Reactions of (NHC)Cu-H via Remote Ligand
 Functionalization
;
_journal_name_full               'Chemical Science'
_journal_paper_doi               10.1039/D1SC01911B
_journal_year                    2021
_chemical_formula_moiety         '2(C36.5 H31.5 Cu0.5 N O0.5)'
_chemical_formula_sum            'C73 H63 Cu N2 O'
_chemical_formula_weight         1047.79
_chemical_properties_physical    Air-sensitive,Moisture-sensitive
_space_group_crystal_system      monoclinic
_space_group_IT_number           11
_space_group_name_Hall           '-P 2yb'
_space_group_name_H-M_alt        'P 1 21/m 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_date             2020-09-29
_audit_creation_method
;
Olex2 1.3-alpha
(compiled 2020.09.11 svn.r3730fd0d for OlexSys, GUI svn.r6159)
;
_audit_update_record
;
2020-12-14 deposited with the CCDC.	2021-07-23 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 96.956(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.7794(6)
_cell_length_b                   24.2731(12)
_cell_length_c                   20.7191(11)
_cell_measurement_reflns_used    9458
_cell_measurement_temperature    100.0
_cell_measurement_theta_max      30.51
_cell_measurement_theta_min      2.61
_cell_volume                     5880.5(5)
_computing_cell_refinement       'SAINT V8.40A (Bruker, 2019)'
_computing_data_reduction        'SAINT V8.40A (Bruker, 2019)'
_computing_molecular_graphics    'Olex2 1.3-alpha (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.3-alpha (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2018/3 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      100.0
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_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  0.0589
_diffrn_reflns_av_unetI/netI     0.0335
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       34
_diffrn_reflns_limit_k_min       -34
_diffrn_reflns_limit_l_max       29
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            207794
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         30.518
_diffrn_reflns_theta_min         1.933
_diffrn_source_current           1.4
_diffrn_source_power             0.07
_diffrn_source_voltage           50.0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.417
_exptl_absorpt_correction_T_max  0.8749
_exptl_absorpt_correction_T_min  0.6990
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1625 before and 0.0770 after correction.
The Ratio of minimum to maximum transmission is 0.7989.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            'clear colourless'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.184
_exptl_crystal_description       plate
_exptl_crystal_F_000             2208
_exptl_crystal_size_max          0.637
_exptl_crystal_size_mid          0.499
_exptl_crystal_size_min          0.096
_refine_diff_density_max         0.753
_refine_diff_density_min         -0.536
_refine_diff_density_rms         0.068
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.054
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     797
_refine_ls_number_reflns         18361
_refine_ls_number_restraints     7
_refine_ls_restrained_S_all      1.054
_refine_ls_R_factor_all          0.0552
_refine_ls_R_factor_gt           0.0505
_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^)+(0.0691P)^2^+3.1778P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1376
_refine_ls_wR_factor_ref         0.1417
_reflns_Friedel_coverage         0.000
_reflns_number_gt                16504
_reflns_number_total             18361
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1sc01911b3.cif
_cod_data_source_block           jdebt12_a
_cod_database_code               1564270
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.961
_shelx_estimated_absorpt_t_min   0.777
_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. Restrained distances
 O2-Cu1 \\sim O1-Cu1
 with sigma of 0.02
 O2-C4 \\sim O1-C4
 with sigma of 0.02
3. Uiso/Uaniso restraints and constraints
Uanis(C5) \\sim Ueq: with sigma of 0.1 and sigma for terminal atoms of 0.2
4. Others
 Fixed Sof: Cu1(0.5) C5(0.5) H5A(0.5) H5B(0.5) C6(0.5) H6A(0.5) H6B(0.5)
 H24A(0.5) H24B(0.5) H24C(0.5) H42A(0.5) H42B(0.5) H42C(0.5) O2(0.25) O1(0.25)
 C4(0.5) H4A(0.5) H4B(0.5) Cu2(0.5) H67A(0.5) H67B(0.5) H67C(0.5) H85A(0.5)
 H85B(0.5) H85C(0.5) O3(0.5) C46(0.5) H46A(0.5) H46B(0.5) C47(0.5) H47(0.5)
 C48(0.5) H48A(0.5) H48B(0.5) C49(0.5) H49A(0.5) H49B(0.5) C86(0.5) H86(0.5)
5.a Ternary CH refined with riding coordinates:
 C11(H11), C29(H29), C54(H54), C72(H72), C47(H47)
5.b Secondary CH2 refined with riding coordinates:
 C5(H5A,H5B), C6(H6A,H6B), C4(H4A,H4B), C46(H46A,H46B), C48(H48A,H48B),
 C49(H49A,H49B)
5.c Aromatic/amide H refined with riding coordinates:
 C2(H2), C3(H3), C9(H9), C13(H13), C14(H14), C15(H15), C16(H16), C17(H17),
 C19(H19), C20(H20), C21(H21), C22(H22), C23(H23), C27(H27), C31(H31), C32(H32),
  C33(H33), C34(H34), C35(H35), C37(H37), C38(H38), C39(H39), C40(H40),
 C41(H41), C44(H44), C45(H45), C52(H52), C56(H56), C57(H57), C58(H58), C59(H59),
  C60(H60), C62(H62), C63(H63), C64(H64), C65(H65), C66(H66), C70(H70),
 C74(H74), C75(H75), C76(H76), C77(H77), C78(H78), C80(H80), C81(H81), C82(H82),
  C83(H83), C84(H84)
5.d Idealised Me refined as rotating group:
 C24(H24A,H24B,H24C), C42(H42A,H42B,H42C), C67(H67A,H67B,H67C), C85(H85A,H85B,
 H85C)
;
_smtbx_masks_void_probe_radius   1.2
_smtbx_masks_void_truncation_radius 1.2
_olex2_submission_special_instructions 'No special instructions were received'