Temperature and pH driven self-assembly of Zn(ii) coordination polymers: crystal structures, supramolecular isomerism, and photoluminescence
Han, Min-Le; Chang, Xin-Hong; Feng, Xun; Ma, Lu-Fang; Wang, Li-Ya; CrystEngComm 16 (2014) 1687–; doi:10.1039/c3ce41968a

data_7214054
_publ_section_title
;
 Temperature and pH driven self-assembly of Zn(ii) coordination polymers:
 crystal structures, supramolecular isomerism, and photoluminescence
;
_journal_issue                   9
_journal_name_full               CrystEngComm
_journal_page_first              1687
_journal_paper_doi               10.1039/c3ce41968a
_journal_volume                  16
_journal_year                    2014
_chemical_formula_sum            'C25 H30 N6 O14 Zn2'
_chemical_formula_weight         769.29
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 101.765(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   17.257(4)
_cell_length_b                   10.829(3)
_cell_length_c                   17.134(4)
_cell_measurement_reflns_used    2591
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      25.50
_cell_measurement_theta_min      2.41
_cell_volume                     3134.7(13)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega cans'
_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  0.0467
_diffrn_reflns_av_sigmaI/netI    0.0431
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            11549
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         25.50
_diffrn_reflns_theta_min         2.41
_exptl_absorpt_coefficient_mu    1.608
_exptl_absorpt_correction_T_max  0.7717
_exptl_absorpt_correction_T_min  0.6109
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.630
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1576
_exptl_crystal_size_max          0.34
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.17
_refine_diff_density_max         0.425
_refine_diff_density_min         -0.373
_refine_diff_density_rms         0.066
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.041
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     224
_refine_ls_number_reflns         2914
_refine_ls_number_restraints     4
_refine_ls_restrained_S_all      1.040
_refine_ls_R_factor_all          0.0507
_refine_ls_R_factor_gt           0.0360
_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^)+(0.0473P)^2^+1.1470P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0858
_refine_ls_wR_factor_ref         0.0946
_reflns_number_gt                2317
_reflns_number_total             2914
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3ce41968a.txt
_cod_data_source_block           4
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/automatic-downloads/current/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 
;
_cod_original_cell_volume        3134.6(13)
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7214054