Introducing a new azoaromatic pincer ligand. Isolation and characterization of redox events in its ferrous complexes.
Ghosh, Pradip; Samanta, Subhas; Roy, Suman K.; Demeshko, Serhiy; Meyer, Franc; Goswami, Sreebrata; Inorganic chemistry 53 (2014) 4678–4686; doi:10.1021/ic500355f

data_4338156
_publ_section_title
;
 Introducing a new azoaromatic pincer ligand. Isolation and
 characterization of redox events in its ferrous complexes.
;
_journal_issue                   9
_journal_name_full               'Inorganic chemistry'
_journal_page_first              4678
_journal_page_last               4686
_journal_paper_doi               10.1021/ic500355f
_journal_volume                  53
_journal_year                    2014
_chemical_formula_sum            'C17 H13 N5'
_chemical_formula_weight         287.32
_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                 96.343(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   6.1995(13)
_cell_length_b                   19.910(4)
_cell_length_c                   24.478(5)
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      17.2
_cell_measurement_theta_min      1.3
_cell_volume                     3002.9(11)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_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  0.0620
_diffrn_reflns_av_sigmaI/netI    0.0345
_diffrn_reflns_limit_h_max       4
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            12061
_diffrn_reflns_theta_full        17.24
_diffrn_reflns_theta_max         17.24
_diffrn_reflns_theta_min         1.32
_exptl_absorpt_coefficient_mu    0.080
_exptl_absorpt_correction_T_max  0.990
_exptl_absorpt_correction_T_min  0.986
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.271
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       palate
_exptl_crystal_F_000             1200
_exptl_crystal_size_max          0.17
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.129
_refine_diff_density_min         -0.095
_refine_diff_density_rms         0.023
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.995
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     397
_refine_ls_number_reflns         1830
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.995
_refine_ls_R_factor_all          0.0709
_refine_ls_R_factor_gt           0.0363
_refine_ls_shift/su_max          0.106
_refine_ls_shift/su_mean         0.024
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0335P)^2^+1.1759P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0729
_refine_ls_wR_factor_ref         0.0875
_reflns_number_gt                1191
_reflns_number_total             1830
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic500355f_si_002.cif
_cod_data_source_block           L
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from
2011-04-26.

'_exptl_absorpt_correction_type' value 'EMPIRICAL'
changed to 'empirical' according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 

 Adding full bibliography for 4338156--4338158.cif.
;
_cod_original_cell_volume        3002.8(11)
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               4338156