Synthesis and reactivity of metal complexes supported by the tetradentate monoanionic ligand bis(2-picolyl)(2-hydroxy-3,5-di-tert-butylbenzyl)amide (BPPA).
Chomitz, Wayne A.; Minasian, Stefan G.; Sutton, Andrew D.; Arnold, John; Inorganic chemistry 46 (2007) 7199–7209; doi:10.1021/ic700775k

data_4339923
_publ_section_title
;
 Synthesis and reactivity of metal complexes supported by the tetradentate
 monoanionic ligand bis(2-picolyl)(2-hydroxy-3,5-di-tert-butylbenzyl)amide
 (BPPA).
;
_journal_issue                   17
_journal_name_full               'Inorganic chemistry'
_journal_page_first              7199
_journal_page_last               7209
_journal_paper_doi               10.1021/ic700775k
_journal_volume                  46
_journal_year                    2007
_chemical_formula_moiety         'C29 H34 Cl5.10 Ga N3 O'
_chemical_formula_sum            'C29 H34 Cl5.1 Ga N3 O'
_chemical_formula_weight         691.11
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           88
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  '-I 4ad'
_symmetry_space_group_name_H-M   'I 41/a :2'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            16
_cell_length_a                   25.573(4)
_cell_length_b                   25.573(4)
_cell_length_c                   19.420(5)
_cell_measurement_reflns_used    2963
_cell_measurement_temperature    453(2)
_cell_measurement_theta_max      41.628
_cell_measurement_theta_min      4.505
_cell_volume                     12700(4)
_computing_cell_refinement       'Bruker SAINT v7.07'
_computing_data_collection       'Bruker SMART v5.631'
_computing_data_reduction        'Bruker SAINT v7.07'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      453(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker APEX'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1119
_diffrn_reflns_av_sigmaI/netI    0.2213
_diffrn_reflns_limit_h_max       31
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       31
_diffrn_reflns_limit_k_min       -31
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            35714
_diffrn_reflns_theta_full        26.38
_diffrn_reflns_theta_max         26.38
_diffrn_reflns_theta_min         1.32
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.323
_exptl_absorpt_correction_T_max  1
_exptl_absorpt_correction_T_min  0.76
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'Blessing, 1995'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.446
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             5675
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.981
_refine_diff_density_min         -1.256
_refine_diff_density_rms         0.121
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.010
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     333
_refine_ls_number_reflns         6470
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.010
_refine_ls_R_factor_all          0.1620
_refine_ls_R_factor_gt           0.0862
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1150P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2407
_refine_ls_wR_factor_ref         0.2528
_reflns_number_gt                2751
_reflns_number_total             6470
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic700775k-file006.cif
_cod_data_source_block           sgm1144m
_cod_original_cell_volume        12701(4)
_cod_original_sg_symbol_H-M      'I 41/a'
_cod_original_formula_sum        'C29 H34 Cl5.10 Ga N3 O'
_cod_database_code               4339923