Effect of pyridyl substituents leading to the formation of green luminescent mercury(ii) coordination polymers, zinc(ii) dimers and a monomer
Singh, Vikram; Kumar, Vinod; Gupta, Ajit N.; Drew, Michael G. B.; Singh, Nanhai; New Journal of Chemistry 38 (2014) 3737–; doi:10.1039/C4NJ00435C

data_7054219
_publ_section_title
;
 Effect of pyridyl substituents leading to the formation of green
 luminescent mercury(ii) coordination polymers, zinc(ii) dimers and a
 monomer
;
_journal_issue                   8
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              3737
_journal_paper_doi               10.1039/C4NJ00435C
_journal_volume                  38
_journal_year                    2014
_chemical_formula_sum            'C30 H26 Hg N4 O4 S4'
_chemical_formula_weight         835.38
_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                 98.948(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.3826(5)
_cell_length_b                   23.7917(6)
_cell_length_c                   11.3950(4)
_cell_measurement_reflns_used    22490
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.50
_cell_measurement_theta_min      2.88
_cell_volume                     3048.34(19)
_computing_cell_refinement       'Crysalis, Oxford Diffraction'
_computing_data_collection       'Crysalis, Oxford Diffraction'
_computing_data_reduction        'Crysalis, Oxford Diffraction'
_computing_molecular_graphics    PLATON(Spek,2004)
_computing_publication_material  'SHELXL-97, PLATON'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.966
_diffrn_measured_fraction_theta_max 0.966
_diffrn_measurement_device       'Oxford Diffaction X-Calibur System'
_diffrn_measurement_device_type  'CCD diffractometer'
_diffrn_measurement_method       '321 frames, counting time 10 s.'
_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  0.0661
_diffrn_reflns_av_unetI/netI     0.0881
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       30
_diffrn_reflns_limit_k_min       -29
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            22490
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         2.88
_diffrn_standards_decay_%        n/a
_diffrn_standards_interval_count n/a
_diffrn_standards_interval_time  n/a
_diffrn_standards_number         n/a
_exptl_absorpt_coefficient_mu    5.367
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.822
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'ABSPACK, Oxford Diffraction Ltd'
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.820
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1640
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.05
_refine_diff_density_max         1.420
_refine_diff_density_min         -0.852
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_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     388
_refine_ls_number_reflns         6757
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_refine_ls_restrained_S_all      1.021
_refine_ls_R_factor_all          0.1257
_refine_ls_R_factor_gt           0.0633
_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^)+(0.0573P)^2^+1.7080P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1348
_refine_ls_wR_factor_ref         0.1574
_reflns_number_gt                3931
_reflns_number_total             6757
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4nj00435c2.cif
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_cod_depositor_comments
'Adding full bibliography for 7054219--7054228.cif.'
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               7054219