Study on a series of pentanuclear planar 'open' clusters: synthesis, characterization, strong third-order optical nonlinearities and superior optical limiting properties
Zhang, Chi; Song, Yinglin; Kühn, Fritz E.; Wang, Yuxiao; Fun, Hoongkun; Xin, Xinquan; Journal of Materials Chemistry 12 (2002) 239–; doi:10.1039/b103839g

data_7204159
_publ_section_title
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 Study on a series of pentanuclear planar 'open' clusters: synthesis,
 characterization, strong third-order optical nonlinearities and
 superior optical limiting properties
;
_journal_issue                   2
_journal_name_full               'Journal of Materials Chemistry'
_journal_page_first              239
_journal_paper_doi               10.1039/b103839g
_journal_volume                  12
_journal_year                    2002
_chemical_formula_sum            'C30 H30 Cu4 I2 N6 S4 W'
_chemical_formula_weight         1294.65
_chemical_name_systematic
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? 
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_space_group_IT_number           43
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'F 2 -2d'
_symmetry_space_group_name_H-M   'F d d 2'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            16
_cell_length_a                   22.61310(10)
_cell_length_b                   23.0681(3)
_cell_length_c                   30.8375(4)
_cell_measurement_reflns_used    8192
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      28.42
_cell_measurement_theta_min      1.42
_cell_volume                     16086.1(3)
_computing_cell_refinement       'SAINT (Siemens, 1996b)'
_computing_data_collection       'SMART (Siemens, 1996a)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    SHELXTL
_computing_publication_material
;
SHELXTL, PARST (Nardelli, 1995) and PLATON (Spek, 1990)
;
_computing_structure_refinement  SHELXTL
_computing_structure_solution    'SHELXTL (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 8.33
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type
;
Siemens SMART CCD area detector diffractometer
;
_diffrn_measurement_method       '\w 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  0.0446
_diffrn_reflns_av_sigmaI/netI    0.0449
_diffrn_reflns_limit_h_max       30
_diffrn_reflns_limit_h_min       -29
_diffrn_reflns_limit_k_max       30
_diffrn_reflns_limit_k_min       -30
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -41
_diffrn_reflns_number            27527
_diffrn_reflns_theta_full        28.27
_diffrn_reflns_theta_max         28.27
_diffrn_reflns_theta_min         1.42
_exptl_absorpt_coefficient_mu    6.703
_exptl_absorpt_correction_T_max  0.1964
_exptl_absorpt_correction_T_min  0.1651
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'SADABS (Sheldrick, 1996)'
_exptl_crystal_colour            'dark red'
_exptl_crystal_density_diffrn    2.138
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             9792
_exptl_crystal_size_max          0.42
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.36
_refine_diff_density_max         0.632
_refine_diff_density_min         -1.122
_refine_diff_density_rms         0.146
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.015(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.097
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     425
_refine_ls_number_reflns         8372
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.097
_refine_ls_R_factor_all          0.0454
_refine_ls_R_factor_gt           0.0352
_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^)+(0.0314P)^2^+30.2790P] where P==(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0761
_refine_ls_wR_factor_ref         0.0811
_reflns_number_gt                7125
_reflns_number_total             8372
_reflns_threshold_expression     '> 2\s(I)'
_cod_data_source_file            b103839g.txt
_cod_data_source_block           cluster_1
_cod_depositor_comments
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The following automatic conversions were performed:

'_symmetry_cell_setting' tag value 'Orthorhombhic' was replaced with
'orthorhombic' value as specified in the replacement file
'/home/robertas/cod-tools/perl-scripts/inputs/replacement_values.lst'.

Automatic conversion script
Id: cif_fix_values 3143 2015-03-26 13:38:13Z robertas 
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_cod_database_code               7204159