Structural diversities and magnetic properties of azide-containing coordination polymers based on flexible tetra-pyridinate ligands
Yu, Fan; Xiang, Mi; Li, Ai-hua; Zhang, Yu-min; Li, Bao; CrystEngComm 17 (2015) 1556–; doi:10.1039/C4CE02252A

data_7219205
_publ_section_title
;
 Structural diversities and magnetic properties of azide-containing
 coordination polymers based on flexible tetra-pyridinate ligands
;
_journal_issue                   7
_journal_name_full               CrystEngComm
_journal_page_first              1556
_journal_paper_doi               10.1039/C4CE02252A
_journal_volume                  17
_journal_year                    2015
_chemical_formula_sum            'C25 H24 N16 Ni2 O4'
_chemical_formula_weight         729.15
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2014-10-24 deposited with the CCDC.
2015-01-05 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 96.341(8)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.9644(11)
_cell_length_b                   11.7512(9)
_cell_length_c                   20.5623(16)
_cell_measurement_temperature    293(2)
_cell_volume                     2873.3(4)
_computing_cell_refinement       'CrysAlis RED, Oxford Diffraction Ltd.'
_computing_data_collection       'CrysAlis CCD, Oxford Diffraction Ltd.'
_computing_data_reduction        'CrysAlis RED, Oxford Diffraction Ltd.'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Oxford Gemini S Ultra'
_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  0.0540
_diffrn_reflns_av_sigmaI/netI    0.0943
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            6854
_diffrn_reflns_theta_full        25.99
_diffrn_reflns_theta_max         25.99
_diffrn_reflns_theta_min         2.70
_exptl_absorpt_coefficient_mu    1.376
_exptl_absorpt_correction_T_max  0.8936
_exptl_absorpt_correction_T_min  0.8025
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.32.4 (release 27-04-2006 CrysAlis171 .NET)
(compiled Apr 27 2007,17:53:11)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.685
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             954
_exptl_crystal_size_max          0.1
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.695
_refine_diff_density_min         -0.508
_refine_diff_density_rms         0.087
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.898
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     213
_refine_ls_number_reflns         2835
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.898
_refine_ls_R_factor_all          0.0719
_refine_ls_R_factor_gt           0.0407
_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^)+(0.0313P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0764
_refine_ls_wR_factor_ref         0.0819
_reflns_number_gt                1899
_reflns_number_total             2835
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4ce02252a2.cif
_cod_data_source_block           compound2
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'Multi-scan' changed to
'multi-scan' according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/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 2935 2014-11-11 08:27:57Z andrius 

 Adding full bibliography for 7219204--7219207.cif.
;
_cod_original_sg_symbol_H-M      'C 2 / c'
_cod_database_code               7219205