Nickel(II) and Palladium(II) Complexes of Azobenzene-Containing Ligands as Dichroic Dyes
Octavia A. Blackburn; Benjamin J. Coe; John Fielden; Madeleine Helliwell; Joseph J. W. McDouall; Michael G. Hutchings; Inorganic Chemistry 49 (2010) 9136–9150; doi:10.1021/ic1000842

data_4316695
_publ_section_title
;
 Nickel(II) and Palladium(II) Complexes of Azobenzene-Containing Ligands
 as Dichroic Dyes
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              9136
_journal_page_last               9150
_journal_paper_doi               10.1021/ic1000842
_journal_volume                  49
_journal_year                    2010
_chemical_formula_sum            'C38 H38 N6 Ni O6'
_chemical_formula_weight         733.45
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_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                 105.989(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   18.447(2)
_cell_length_b                   12.3599(15)
_cell_length_c                   15.3860(18)
_cell_measurement_reflns_used    755
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      22.18
_cell_measurement_theta_min      2.30
_cell_volume                     3372.3(7)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0777
_diffrn_reflns_av_sigmaI/netI    0.0760
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            20453
_diffrn_reflns_theta_full        23.26
_diffrn_reflns_theta_max         23.26
_diffrn_reflns_theta_min         2.01
_exptl_absorpt_coefficient_mu    0.634
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.445
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1536
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.489
_refine_diff_density_min         -0.487
_refine_diff_density_rms         0.067
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.212
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     466
_refine_ls_number_reflns         4847
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.212
_refine_ls_R_factor_all          0.0971
_refine_ls_R_factor_gt           0.0713
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0281P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1028
_refine_ls_wR_factor_ref         0.1106
_reflns_number_gt                3943
_reflns_number_total             4847
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic1000842_si_002_7.cif
_cod_data_source_block           17
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to the built-in table from CIF Core dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 
;
_cod_original_cell_volume        3372.4(7)
_cod_database_code               4316695