Syntheses, characterization, and properties of five coordination compounds based on the ligand tetrakis(4-pyridyloxymethylene)methane
Ju, Zemin; Cao, Dapeng; Qin, Ling; Zhang, Chuanlei; Zhang, Mingdao; Shi, Zhiqiang; Zheng, Hegen; CrystEngComm 16 (2014) 3917–; doi:10.1039/c3ce42477d

data_7214400
_publ_section_title
;
 Syntheses, characterization, and properties of five coordination
 compounds based on the ligand tetrakis(4-pyridyloxymethylene)methane
;
_journal_issue                   19
_journal_name_full               CrystEngComm
_journal_page_first              3917
_journal_paper_doi               10.1039/c3ce42477d
_journal_volume                  16
_journal_year                    2014
_chemical_formula_moiety         'C37 H48 Cu2 N4 O16'
_chemical_formula_sum            'C37 H48 Cu2 N4 O16'
_chemical_formula_weight         931.87
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           86
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  '-P 4bc'
_symmetry_space_group_name_H-M   'P 42/n :2'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   15.4019(10)
_cell_length_b                   15.4019(10)
_cell_length_c                   8.4768(11)
_cell_measurement_reflns_used    2176
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      23.275
_cell_measurement_theta_min      2.638
_cell_volume                     2010.9(3)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_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  0.0344
_diffrn_reflns_av_sigmaI/netI    0.0236
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            10740
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.87
_exptl_absorpt_coefficient_mu    1.135
_exptl_absorpt_correction_T_max  0.779
_exptl_absorpt_correction_T_min  0.735
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_density_diffrn    1.539
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             968
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.22
_refine_diff_density_max         0.957
_refine_diff_density_min         -1.880
_refine_diff_density_rms         0.116
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.027
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     129
_refine_ls_number_reflns         1758
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.027
_refine_ls_R_factor_all          0.0941
_refine_ls_R_factor_gt           0.0748
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0551P)^2^+12.7631P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1689
_refine_ls_wR_factor_ref         0.1792
_reflns_number_gt                1320
_reflns_number_total             1758
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3ce42477d2.cif
_cod_data_source_block           1
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Tetragonal ' changed to 'tetragonal'
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 2281 2013-09-26 08:29:07Z andrius 

The following automatic conversions were performed:

'_refine_ls_hydrogen_treatment' value 'constra' was replaced with the
value 'constr' as specified in the replacement file
'src/cod-tools/trunk/data/replacement-values/replacement_values.lst'.

Automatic conversion script
Id: cif_fix_values 5376 2017-05-30 11:51:03Z andrius 
;
_cod_original_sg_symbol_H-M      P42/n
_cod_database_code               7214400