Two dual-emissive Zn(ii) coordination polymers with tunable photoluminescence properties
Zhang, Shu-quan; Jiang, Fei-long; Bu, Yang; Wu, Ming-yan; Ma, Jie; Shan, Xiao-chen; Xiong, Ke-cai; Hong, Mao-chun; CrystEngComm 14 (2012) 6394–; doi:10.1039/c2ce25880c

data_7208769
_publ_section_title
;
 Two dual-emissive Zn(ii) coordination polymers with tunable
 photoluminescence properties
;
_journal_issue                   20
_journal_name_full               CrystEngComm
_journal_page_first              6394
_journal_paper_doi               10.1039/c2ce25880c
_journal_volume                  14
_journal_year                    2012
_chemical_formula_sum            'C33 H23 N3 O8 Zn2'
_chemical_formula_weight         720.28
_chemical_name_systematic
;
?
;
_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                 99.471(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.778(2)
_cell_length_b                   22.865(7)
_cell_length_c                   16.384(5)
_cell_measurement_reflns_used    9546
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.4816
_cell_measurement_theta_min      2.1831
_cell_volume                     2874.1(14)
_computing_cell_refinement       'CrystalClear (Rigaku Inc., 2007)'
_computing_data_collection       'CrystalClear (Rigaku Inc., 2007)'
_computing_data_reduction        'CrystalClear (Rigaku Inc., 2007)'
_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      293(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  \w
_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  0.0301
_diffrn_reflns_av_sigmaI/netI    0.0322
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       29
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            24654
_diffrn_reflns_theta_full        27.49
_diffrn_reflns_theta_max         27.49
_diffrn_reflns_theta_min         2.18
_exptl_absorpt_coefficient_mu    1.730
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.6882
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(CrystalClear; Rigaku, 2000)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.665
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1464
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.22
_refine_diff_density_max         1.136
_refine_diff_density_min         -0.498
_refine_diff_density_rms         0.073
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.014
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     415
_refine_ls_number_reflns         6562
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.014
_refine_ls_R_factor_all          0.0462
_refine_ls_R_factor_gt           0.0393
_refine_ls_shift/su_max          0.006
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0719P)^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         0.1131
_reflns_number_gt                5846
_reflns_number_total             6562
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2ce25880c.txt
_cod_data_source_block           e:\zsq-384\0
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from
2011-04-26.

'_exptl_absorpt_correction_type' value 'Multi-scan'
changed to 'multi-scan' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_cell_volume        2874.0(15)
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7208769