Sterically encumbered β-diketonates and base metal catalysis.
Krajewski, Sebastian M.; Crossman, Aaron S.; Akturk, Eser S.; Suhrbier, Tim; Scappaticci, Steven J.; Staab, Maxwell W.; Marshak, Michael P.; Dalton transactions (Cambridge, England : 2003) 48 (2019) 10714–10722; doi:10.1039/c9dt02293g

data_7701521
_publ_section_title
;
 Sterically encumbered \b-diketonates and base metal catalysis.
;
_journal_issue                   28
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              10714
_journal_page_last               10722
_journal_paper_doi               10.1039/c9dt02293g
_journal_volume                  48
_journal_year                    2019
_chemical_formula_moiety         'C62 H70 Ni O4'
_chemical_formula_sum            'C62 H70 Ni O4'
_chemical_formula_weight         937.89
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2017-11-29
_audit_creation_method
;
Olex2 1.2
(compiled 2017.08.10 svn.r3458 for OlexSys, GUI svn.r5381)
;
_audit_update_record
;
2018-09-18 deposited with the CCDC.	2019-06-24 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90.0910(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   19.3376(6)
_cell_length_b                   13.0912(4)
_cell_length_c                   20.9186(6)
_cell_measurement_reflns_used    9810
_cell_measurement_temperature    113(2)
_cell_measurement_theta_max      30.977
_cell_measurement_theta_min      2.708
_cell_volume                     5295.6(3)
_computing_cell_refinement       'SAINT v8.37A (Bruker, 2015)'
_computing_data_reduction        'SAINT v8.37A (Bruker, 2015)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'XT (Sheldrick, 2015)'
_diffrn_ambient_temperature      113.61
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_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  0.0437
_diffrn_reflns_av_unetI/netI     0.0211
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       28
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            115659
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         31.568
_diffrn_reflns_theta_min         2.705
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.412
_exptl_absorpt_correction_T_max  0.7462
_exptl_absorpt_correction_T_min  0.7080
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2014/5 (Bruker,2014/5) was used for absorption correction. wR2(int) was 0.0484 before and 0.0439 after correction. The Ratio of minimum to maximum transmission is 0.9488. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            'clear violet'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_primary    violet
_exptl_crystal_density_diffrn    1.176
_exptl_crystal_description       block
_exptl_crystal_F_000             2008
_exptl_crystal_size_max          0.378
_exptl_crystal_size_mid          0.191
_exptl_crystal_size_min          0.135
_refine_diff_density_max         0.552
_refine_diff_density_min         -0.588
_refine_diff_density_rms         0.059
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.059
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     313
_refine_ls_number_reflns         8853
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.059
_refine_ls_R_factor_all          0.0503
_refine_ls_R_factor_gt           0.0384
_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^)+(0.0489P)^2^+5.7506P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1029
_refine_ls_wR_factor_ref         0.1084
_reflns_Friedel_coverage         0.000
_reflns_number_gt                7352
_reflns_number_total             8853
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9dt02293g2.cif
_cod_data_source_block           Niaracac2
_cod_database_code               7701521
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_max   0.946
_shelx_estimated_absorpt_t_min   0.860
_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 Aromatic/amide H refined with riding coordinates:
 C2(H2), C6(H6), C7(H7), C8(H8), C12(H12), C14(H14), C21(H21), C23(H23)
2.b Idealised Me refined as rotating group:
 C16(H16A,H16B,H16C), C17(H17A,H17B,H17C), C18(H18A,H18B,H18C), C25(H25A,H25B,
 H25C), C26(H26A,H26B,H26C), C27(H27A,H27B,H27C), C29(H29A,H29B,H29C), C30(H30A,
 H30B,H30C), C31(H31A,H31B,H31C)
;
_olex2_submission_special_instructions 'No special instructions were received'