Additional Steps toward Molecular Scale Wires: Further Study of Ni510/11+ Chains Embraced by Polypyridylamide Ligands
John F. Berry; F. Albert Cotton; Peng Lei; Tongbu Lu; Carlos A. Murillo; Inorganic Chemistry 42 (2003) 3534–3539; doi:10.1021/ic034071l

data_4313721
_publ_section_title
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 Additional Steps toward Molecular Scale Wires: Further Study of Ni510/11+
 Chains Embraced by Polypyridylamide Ligands
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              3534
_journal_page_last               3539
_journal_paper_doi               10.1021/ic034071l
_journal_volume                  42
_journal_year                    2003
_chemical_formula_moiety         'C19 H21 N5'
_chemical_formula_sum            'C19 H21 N5'
_chemical_formula_weight         319.41
_chemical_melting_point          ?
_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                 104.882(1)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.6996(6)
_cell_length_b                   24.849(2)
_cell_length_c                   7.9420(6)
_cell_measurement_reflns_used    3667
_cell_measurement_temperature    213(2)
_cell_measurement_theta_max      24.925
_cell_measurement_theta_min      2.422
_cell_volume                     1659.3(2)
_computing_cell_refinement       'SAINT V.6.22'
_computing_data_collection       'SMART V. 5.618'
_computing_data_reduction        'SAINT V. 6.22'
_computing_molecular_graphics    'SHELXTL (Simens, 1996)'
_computing_publication_material  CIFTAB
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      213(2)
_diffrn_detector_area_resol_mean 8.33
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker Smart 1000'
_diffrn_measurement_method       '\w sacn'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'normal-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
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_diffrn_reflns_limit_k_max       29
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -8
_diffrn_reflns_number            8753
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_diffrn_reflns_theta_max         25.04
_diffrn_reflns_theta_min         2.42
_diffrn_standards_number         'none (area detector data)'
_exptl_absorpt_coefficient_mu    0.079
_exptl_absorpt_correction_T_max  0.9905
_exptl_absorpt_correction_T_min  0.9750
_exptl_absorpt_correction_type   mutil-scan
_exptl_absorpt_process_details   'SADABS V2.03'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.279
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             680
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_exptl_crystal_size_min          0.12
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_refine_ls_extinction_method     none
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_refine_ls_number_parameters     217
_refine_ls_number_reflns         2923
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.029
_refine_ls_R_factor_all          0.0647
_refine_ls_R_factor_gt           0.0498
_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^)+(0.0668P)^2^+0.8644P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1289
_refine_ls_wR_factor_ref         0.1427
_reflns_number_gt                2287
_reflns_number_total             2923
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            ic034071lsi20030122_120413_3.cif
_cod_data_source_block           xl
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'MONOCLINIC' changed to 'monoclinic'
according to '/home/adriana/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1555 2011-01-17 13:19:09Z saulius 

The following automatic conversions were performed:

'_chemical_melting_point' value 'NOT MEASURED' was changed to '?' -
the value is undefined or not given.

Automatic conversion script
Id: cif_fix_values 1569 2011-02-09 13:29:24Z adriana 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_cell_volume        1659.2(2)
_cod_database_code               4313721