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_7127351
_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         'C39 H46 Cu N2 P'
_chemical_formula_sum            'C39 H46 Cu N2 P'
_chemical_formula_weight         637.29
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     iterative
_audit_creation_date             2019-04-29
_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                73.491(5)
_cell_angle_beta                 88.101(4)
_cell_angle_gamma                84.877(4)
_cell_formula_units_Z            2
_cell_length_a                   10.0805(5)
_cell_length_b                   10.9216(5)
_cell_length_c                   16.5042(10)
_cell_measurement_reflns_used    6157
_cell_measurement_temperature    150.01(10)
_cell_measurement_theta_max      28.7160
_cell_measurement_theta_min      3.7410
_cell_volume                     1735.11(16)
_computing_cell_refinement       'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_data_collection       'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
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_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    'olex2.solve (Bourhis et al., 2015)'
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      150.01(10)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 8.0734
_diffrn_detector_type            EosS2
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.831
_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  0.0217
_diffrn_reflns_av_unetI/netI     0.0473
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.831
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            14815
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.831
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         29.589
_diffrn_reflns_theta_min         3.531
_diffrn_source                   'fine-focus sealed X-ray tube'
_diffrn_source_type              'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.704
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.90146
_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    1.220
_exptl_crystal_description       block
_exptl_crystal_F_000             676
_exptl_crystal_size_max          0.475
_exptl_crystal_size_mid          0.244
_exptl_crystal_size_min          0.197
_refine_diff_density_max         0.339
_refine_diff_density_min         -0.333
_refine_diff_density_rms         0.058
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.034
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     396
_refine_ls_number_reflns         8096
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.034
_refine_ls_R_factor_all          0.0546
_refine_ls_R_factor_gt           0.0405
_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^)+(0.0294P)^2^+0.8974P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0826
_refine_ls_wR_factor_ref         0.0891
_reflns_Friedel_coverage         0.000
_reflns_number_gt                6630
_reflns_number_total             8096
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0cc05694d2.cif
_cod_data_source_block           e19mkw17
_cod_depositor_comments
'Adding full bibliography for 7127351--7127357.cif.'
_cod_database_code               7127351
_chemical_oxdiff_usercomment     'Colourless blocks'
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C10(H10), C13(H13), C22(H22), C25(H25)
2.b Aromatic/amide H refined with riding coordinates:
 C2(H2), C3(H3), C6(H6), C7(H7), C8(H8), C18(H18), C19(H19), C20(H20),
 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), C14(H14A,H14B,H14C), C15(H15A,H15B,
 H15C), C23(H23A,H23B,H23C), C24(H24A,H24B,H24C), C26(H26A,H26B,H26C), C27(H27A,
 H27B,H27C)
;