The first ring-expanded NHC-copper(i) phosphides as catalysts in the highly selective hydrophosphination of isocyanates.
Horsley Downie, Thomas M.; Hall, Jonathan W.; Collier Finn, Thomas P.; Liptrot, David J.; Lowe, John P.; Mahon, Mary F.; McMullin, Claire L.; Whittlesey, Michael K.; Chemical communications (Cambridge, England) 56 (2020) 13359–13362; doi:10.1039/d0cc05694d

data_7127357
_publ_section_title
;
 The first ring-expanded NHC-copper(i) phosphides as catalysts in the
 highly selective hydrophosphination of isocyanates.
;
_journal_issue                   87
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              13359
_journal_page_last               13362
_journal_paper_doi               10.1039/d0cc05694d
_journal_volume                  56
_journal_year                    2020
_chemical_formula_moiety         'C44 H57 Cu N3 O P'
_chemical_formula_sum            'C44 H57 Cu N3 O P'
_chemical_formula_weight         738.43
_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             2020-02-13
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2020-07-06 deposited with the CCDC.	2020-09-30 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 106.2330(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.54860(10)
_cell_length_b                   18.95330(10)
_cell_length_c                   17.66000(10)
_cell_measurement_reflns_used    21114
_cell_measurement_temperature    150.00(10)
_cell_measurement_theta_max      73.2360
_cell_measurement_theta_min      3.6440
_cell_volume                     4032.76(5)
_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      150.00(10)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 8.1150
_diffrn_detector_type            EosS2
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at home/near, EosS2'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0312
_diffrn_reflns_av_unetI/netI     0.0246
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.993
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            32573
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.993
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         73.380
_diffrn_reflns_theta_min         3.497
_diffrn_source                   'micro-focus sealed X-ray tube'
_diffrn_source_type              'SuperNova (Cu) X-ray Source'
_exptl_absorpt_coefficient_mu    1.405
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.77136
_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            yellow
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.216
_exptl_crystal_description       needle
_exptl_crystal_F_000             1576
_exptl_crystal_size_max          0.476
_exptl_crystal_size_mid          0.147
_exptl_crystal_size_min          0.112
_refine_diff_density_max         0.336
_refine_diff_density_min         -0.413
_refine_diff_density_rms         0.046
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.027
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     461
_refine_ls_number_reflns         8055
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.027
_refine_ls_R_factor_all          0.0344
_refine_ls_R_factor_gt           0.0325
_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^)+(0.0432P)^2^+1.8688P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0859
_refine_ls_wR_factor_ref         0.0876
_reflns_Friedel_coverage         0.000
_reflns_number_gt                7547
_reflns_number_total             8055
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0cc05694d2.cif
_cod_data_source_block           s20djl02
_cod_depositor_comments
'Adding full bibliography for 7127351--7127357.cif.'
_cod_database_code               7127357
_shelxl_version_number           2014-3
_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 Ternary CH refined with riding coordinates:
 C11(H11), C14(H14), C23(H23), C26(H26), C29(H29)
2.b Secondary CH2 refined with riding coordinates:
 C2(H2A,H2B), C3(H3A,H3B), C4(H4A,H4B)
2.c Aromatic/amide H refined with riding coordinates:
 C7(H7), C8(H8), C9(H9), C19(H19), C20(H20), C21(H21), C34(H34), C35(H35),
 C36(H36), C37(H37), C38(H38), C40(H40), C41(H41), C42(H42), C43(H43), C44(H44)
2.d Idealised Me refined as rotating group:
 C12(H12A,H12B,H12C), C13(H13A,H13B,H13C), C15(H15A,H15B,H15C), C16(H16A,H16B,
 H16C), C24(H24A,H24B,H24C), C25(H25A,H25B,H25C), C27(H27A,H27B,H27C), C28(H28A,
 H28B,H28C), C30(H30A,H30B,H30C), C31(H31A,H31B,H31C)
;