Synthesis of Pyridine-Alkoxide Ligands for Formation of Polynuclear Complexes
Shopov, Dimitar Yavorov; Sharninghausen, Liam; Sinha, Shashi Bhushan; Borowski, Julia; Mercado, Brandon; Brudvig, Gary; Crabtree, Robert H.; New J. Chem. 41 (2017) 6709–6719; doi:10.1039/C7NJ01845B

data_7056307
_publ_section_title
;
 Synthesis of Pyridine-Alkoxide Ligands for Formation of Polynuclear
 Complexes
;
_journal_issue                   14
_journal_name_full               'New J. Chem.'
_journal_page_first              6709
_journal_page_last               6719
_journal_paper_doi               10.1039/C7NJ01845B
_journal_volume                  41
_journal_year                    2017
_chemical_absolute_configuration unk
_chemical_formula_moiety         'C31 H32 Co2 N4 O7, 2(H2 O)'
_chemical_formula_sum            'C31 H36 Co2 N4 O9'
_chemical_formula_weight         726.50
_space_group_crystal_system      monoclinic
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2014/6
_audit_update_record
;
2017-01-24 deposited with the CCDC.
2017-06-12 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 91.544(12)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   8.267(4)
_cell_length_b                   14.974(8)
_cell_length_c                   12.165(6)
_cell_measurement_reflns_used    6837
_cell_measurement_temperature    223(2)
_cell_measurement_theta_max      28.9
_cell_measurement_theta_min      3.0
_cell_volume                     1505.4(13)
_computing_cell_refinement       'CrystalClear-SM Expert 2.0 r15 (Rigaku, 2011)'
_computing_data_collection       'CrystalClear-SM Expert 2.0 r15 (Rigaku, 2011)'
_computing_data_reduction        'CrystalClear-SM Expert 2.0 r15 (Rigaku, 2011)'
_computing_molecular_graphics
; 
 NAME HERE 
 The Department of Chemistry 
 Yale University 
 P. O. Box 208107 
 New Haven 
 Connecticut 06520 USA. 
;
_computing_publication_material  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-2014/6 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      223(2)
_diffrn_detector_area_resol_mean 6.8
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Rigaku Mercury275R CCD'
_diffrn_measurement_method       \w
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0517
_diffrn_reflns_av_unetI/netI     0.0588
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            17486
_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         26.370
_diffrn_reflns_theta_min         3.017
_diffrn_source                   'Sealed Tube'
_exptl_absorpt_coefficient_mu    1.165
_exptl_absorpt_correction_T_max  0.653
_exptl_absorpt_correction_T_min  0.502
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Jacobson, R. (1998) Private Communication'
_exptl_crystal_colour            Black
_exptl_crystal_density_diffrn    1.603
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             752
_exptl_crystal_size_max          0.400
_exptl_crystal_size_mid          0.400
_exptl_crystal_size_min          0.400
_refine_diff_density_max         0.584
_refine_diff_density_min         -0.488
_refine_diff_density_rms         0.061
_refine_ls_abs_structure_details
; 
 Refined as an inversion twin. 
;
_refine_ls_abs_structure_Flack   0.453(18)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.052
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     426
_refine_ls_number_reflns         6131
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.052
_refine_ls_R_factor_all          0.0554
_refine_ls_R_factor_gt           0.0450
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0316P)^2^+0.2804P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0778
_refine_ls_wR_factor_ref         0.0810
_reflns_Friedel_coverage         0.924
_reflns_Friedel_fraction_full    0.999
_reflns_Friedel_fraction_max     0.999
_reflns_number_gt                5432
_reflns_number_total             6131
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7nj01845b2.cif
_cod_data_source_block           mini-14056
_cod_original_cell_volume        1505.4(14)
_cod_database_code               7056307
_shelx_estimated_absorpt_t_min   0.653
_shelx_estimated_absorpt_t_max   0.653
_shelxl_version_number           2014/6
_shelx_res_checksum              49379