Catalytic Dehydrocoupling of Amine‒Boranes using Cationic Zirconium(IV)‒Phosphine Frustrated Lewis Pairs
Metters, Owen J.; Flynn, Stephanie R.; Dowds, Christiana K.; Sparkes, Hazel A.; Manners, Ian; Wass, Duncan F.; ACS Catalysis 6 (2016) 6601–; doi:10.1021/acscatal.6b02211

data_4513943
_publ_section_title
;
 Catalytic Dehydrocoupling of Amine--Boranes using Cationic
 Zirconium(IV)--Phosphine Frustrated Lewis Pairs
;
_journal_issue                   10
_journal_name_full               'ACS Catalysis'
_journal_page_first              6601
_journal_paper_doi               10.1021/acscatal.6b02211
_journal_volume                  6
_journal_year                    2016
_chemical_formula_moiety         'B C24 F20, C31 H51 B N O Zr'
_chemical_formula_sum            'C55 H51 B2 F20 N O Zr'
_chemical_formula_weight         1234.80
_chemical_name_systematic
;
 ?
;
_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   mixed
_atom_sites_solution_primary     iterative
_audit_creation_date             2014-11-04
_audit_creation_method
;
Olex2 1.2
(compiled 2014.09.19 svn.r3010 for OlexSys, GUI svn.r4874)
;
_cell_angle_alpha                90
_cell_angle_beta                 94.5702(18)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   10.6797(4)
_cell_length_b                   38.6444(13)
_cell_length_c                   25.5186(10)
_cell_measurement_reflns_used    5098
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      24.43
_cell_measurement_theta_min      2.25
_cell_volume                     10498.3(7)
_computing_cell_refinement       'SAINT v8.34A (Bruker, 2013)'
_computing_data_reduction        'SAINT v8.34A (Bruker, 2013)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2008)'
_computing_structure_solution
;
Superflip (Palatinus & Chapuis, 2007;Palatinus & van der Lee, 2008;
Palatinus et al., 2012)
;
_diffrn_ambient_temperature      100(2)
_diffrn_detector                 'Bruker area detector'
_diffrn_detector_type            'CCD area detector'
_diffrn_measured_fraction_theta_full 0.964
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device       'Bruker Apex II kappa CCDC area detector'
_diffrn_measurement_device_type  'Bruker Apex II kappa CCDC area detector'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1128
_diffrn_reflns_av_unetI/netI     0.1028
_diffrn_reflns_Laue_measured_fraction_full 0.964
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       47
_diffrn_reflns_limit_k_min       -47
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            78768
_diffrn_reflns_point_group_measured_fraction_full 0.964
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        26.000
_diffrn_reflns_theta_max         25.681
_diffrn_reflns_theta_min         1.601
_diffrn_source                   'fine-focus sealed tube'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.322
_exptl_absorpt_correction_T_max  0.7454
_exptl_absorpt_correction_T_min  0.6215
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2014/4 (Bruker,2014) was used for absorption correction.
wR2(int) was 0.0728 before and 0.0601 after correction.
The Ratio of minimum to maximum transmission is 0.8338.
The \l/2 correction factor is 0.00150.
;
_exptl_crystal_colour            yellow
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.562
_exptl_crystal_description       block
_exptl_crystal_F_000             5008
_exptl_crystal_size_max          0.33
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.21
_refine_diff_density_max         0.452
_refine_diff_density_min         -0.691
_refine_diff_density_rms         0.090
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.994
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1489
_refine_ls_number_reflns         19906
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.994
_refine_ls_R_factor_all          0.1218
_refine_ls_R_factor_gt           0.0492
_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^)+(0.0345P)^2^+2.5892P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0867
_refine_ls_wR_factor_ref         0.1109
_reflns_Friedel_coverage         0.000
_reflns_number_gt                11280
_reflns_number_total             19906
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            cs6b02211_si_002.cif
_cod_data_source_block           20
_cod_depositor_comments
'Adding full bibliography for 4513943--4513945.cif.'
_cod_database_code               4513943
_shelxl_version_number           2013-4
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All B(H,H,H) groups, All C(H) groups, All N(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 N1(H1), N2(H2)
2.b Aromatic/amide H refined with riding coordinates:
 C23(H23), C25(H25), C54(H54), C56(H56)
2.c Idealised Me refined as rotating group:
 C6(H6A,H6B,H6C), C7(H7A,H7B,H7C), C8(H8A,H8B,H8C), C9(H9A,H9B,H9C), C10(H10A,
 H10B,H10C), C16(H16A,H16B,H16C), C17(H17A,H17B,H17C), C18(H18A,H18B,H18C),
 C19(H19A,H19B,H19C), C20(H20A,H20B,H20C), C27(H27A,H27B,H27C), C28(H28A,H28B,
 H28C), C29(H29A,H29B,H29C), C30(H30A,H30B,H30C), C31(H31A,H31B,H31C), C37(H37A,
 H37B,H37C), C38(H38A,H38B,H38C), C39(H39A,H39B,H39C), C40(H40A,H40B,H40C),
 C41(H41A,H41B,H41C), C47(H47A,H47B,H47C), C48(H48A,H48B,H48C), C49(H49A,H49B,
 H49C), C50(H50A,H50B,H50C), C51(H51A,H51B,H51C), C58(H58A,H58B,H58C), C59(H59A,
 H59B,H59C), C60(H60A,H60B,H60C), C61(H61A,H61B,H61C), C62(H62A,H62B,H62C)
;
_shelx_res_checksum              90952
_shelx_hkl_checksum              70536
_olex2_submission_special_instructions 'No special instructions were received'