Solvent effects on the assembly of Ni/Na coordination polymers from reactions of [Ni(acac)2(H2O)2] with sodium dicyanamide
Chen, Xi; Qiao, Shan-Bao; Liu, Dong; Lang, Jian-Ping; Zhang, Yong; Xu, Cheng; Ma, Shu-Lin; CrystEngComm 12 (2010) 1610–; doi:10.1039/b925912k

data_7212353
_publ_section_title
;
 Solvent effects on the assembly of Ni/Na coordination polymers from
 reactions of [Ni(acac)2(H2O)2] with sodium dicyanamide
;
_journal_issue                   5
_journal_name_full               CrystEngComm
_journal_page_first              1610
_journal_paper_doi               10.1039/b925912k
_journal_volume                  12
_journal_year                    2010
_chemical_formula_sum            'C20 H28 N8 Na2 Ni O6'
_chemical_formula_weight         581.20
_chemical_name_systematic
;
?
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_Int_Tables_number      2
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                66.366(11)
_cell_angle_beta                 89.136(18)
_cell_angle_gamma                87.928(17)
_cell_formula_units_Z            1
_cell_length_a                   7.9185(19)
_cell_length_b                   9.3721(17)
_cell_length_c                   9.958(2)
_cell_measurement_temperature    193(2)
_cell_volume                     676.6(3)
_computing_cell_refinement       CrystalClear
_computing_data_collection       CrystalClear
_computing_data_reduction        CrystalStructure
_computing_publication_material  'CrystalStructure 3.7.0'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      193(2)
_diffrn_detector_area_resol_mean 7.31
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Rigaku Mercury'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71070
_diffrn_reflns_av_R_equivalents  0.0389
_diffrn_reflns_av_sigmaI/netI    0.0506
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            6631
_diffrn_reflns_theta_full        25.34
_diffrn_reflns_theta_max         25.34
_diffrn_reflns_theta_min         3.41
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.798
_exptl_absorpt_correction_T_max  0.9244
_exptl_absorpt_correction_T_min  0.8254
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Jacobson, R. (1998) Private communication'
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.426
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             302
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.460
_refine_diff_density_min         -0.487
_refine_diff_density_rms         0.068
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.078
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     174
_refine_ls_number_reflns         2455
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.078
_refine_ls_R_factor_all          0.0606
_refine_ls_R_factor_gt           0.0464
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0627P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1068
_refine_ls_wR_factor_ref         0.1181
_reflns_number_gt                2013
_reflns_number_total             2455
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b925912k.txt
_cod_data_source_block           '[Ni(acac)2Na2(dca)2(m-DMF)2]n'
_cod_original_cell_volume        676.6(2)
_cod_original_formula_sum        'C10 H14 N4 Na Ni0.50 O3'
_cod_database_code               7212353