Structural diversity and photoluminescence properties of zinc coordination polymers constructed from 1,4-bis[2-(4-pyridyl)ethenyl]-2,3,5,6-tetramethylbenzene and para-dicarboxylates
Ge, Yu; Li, Ni-Ya; Ma, Wei; Liu, Dong; Tang, Xiao-Yan; CrystEngComm 16 (2014) 10949–; doi:10.1039/C4CE01635A

data_7218224
_publ_section_title
;
 Structural diversity and photoluminescence properties of zinc
 coordination polymers constructed from
 1,4-bis[2-(4-pyridyl)ethenyl]-2,3,5,6-tetramethylbenzene and
 para-dicarboxylates
;
_journal_issue                   48
_journal_name_full               CrystEngComm
_journal_page_first              10949
_journal_paper_doi               10.1039/C4CE01635A
_journal_volume                  16
_journal_year                    2014
_chemical_formula_moiety         'C32 H28 N2 O4 Zn'
_chemical_formula_sum            'C32 H28 N2 O4 Zn'
_chemical_formula_weight         569.95
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           13
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yc'
_symmetry_space_group_name_H-M   'P 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                 98.21(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   10.771(2)
_cell_length_b                   6.4406(13)
_cell_length_c                   19.570(4)
_cell_measurement_temperature    223(2)
_cell_volume                     1343.7(5)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    Diamond
_computing_publication_material  'SHELXTL and PLATON (Spek, 2009)'
_computing_structure_refinement  SHELXTL
_computing_structure_solution    'SHELXTL (Sheldrick, 2008)'
_diffrn_ambient_temperature      223(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0196
_diffrn_reflns_av_sigmaI/netI    0.0176
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            9151
_diffrn_reflns_theta_full        25.05
_diffrn_reflns_theta_max         25.05
_diffrn_reflns_theta_min         1.91
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.955
_exptl_absorpt_correction_T_max  0.8174
_exptl_absorpt_correction_T_min  0.7759
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sadabs, (Sheldrick 2001)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.409
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             592
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.22
_refine_diff_density_max         0.356
_refine_diff_density_min         -0.241
_refine_diff_density_rms         0.046
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.085
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     179
_refine_ls_number_reflns         2373
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.085
_refine_ls_R_factor_all          0.0299
_refine_ls_R_factor_gt           0.0277
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0385P)^2^+0.7558P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0763
_refine_ls_wR_factor_ref         0.0777
_reflns_number_gt                2227
_reflns_number_total             2373
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4ce01635a2.cif
_cod_data_source_block           1
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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 2827 2014-09-09 07:05:25Z andrius 

 Adding full bibliography for 7218224--7218228.cif.
;
_cod_original_sg_symbol_H-M      'P 2/c'
_cod_database_code               7218224