Comparative analysis of M‒O, M‒S and cation‒π(arene) interactions in the alkali metal (Na+, K+, Rb+, Cs+) bis-dithiocarbamate salts of N,N′-dibenzyl-1,2-ethylenediamine
Reyes-Martínez, Reyna; Höpfl, Herbert; Godoy-Alcántar, Carolina; Medrano, Felipe; Tlahuext, Hugo; CrystEngComm 11 (2009) 2417–; doi:10.1039/b907160a

data_7201270
_publ_section_title
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 Comparative analysis of M--O, M--S and cation--\p(arene) interactions
 in the alkali metal (Na+, K+, Rb+, Cs+) bis-dithiocarbamate salts of
 N,N&#x2032;-dibenzyl-1,2-ethylenediamine
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_journal_issue                   11
_journal_name_full               CrystEngComm
_journal_page_first              2417
_journal_paper_doi               10.1039/b907160a
_journal_volume                  11
_journal_year                    2009
_chemical_formula_moiety         'C18 H20 N2 O Rb2 S4'
_chemical_formula_sum            'C18 H20 N2 O Rb2 S4'
_chemical_formula_weight         579.54
_chemical_name_systematic
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?
;
_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                 108.530(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   21.895(2)
_cell_length_b                   6.4024(7)
_cell_length_c                   17.4640(19)
_cell_measurement_reflns_used    2779
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.31
_cell_measurement_theta_min      2.46
_cell_volume                     2321.2(4)
_computing_cell_refinement       'Bruker SAINT'
_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      293(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_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  0.0426
_diffrn_reflns_av_sigmaI/netI    0.0386
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            8289
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.96
_exptl_absorpt_coefficient_mu    4.587
_exptl_absorpt_correction_T_max  0.459
_exptl_absorpt_correction_T_min  0.195
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.658
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1152
_exptl_crystal_size_max          0.48
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.17
_refine_diff_density_max         0.514
_refine_diff_density_min         -0.461
_refine_diff_density_rms         0.084
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.237
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     141
_refine_ls_number_reflns         2051
_refine_ls_number_restraints     10
_refine_ls_restrained_S_all      1.234
_refine_ls_R_factor_all          0.0769
_refine_ls_R_factor_gt           0.0652
_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^)+(0.0426P)^2^+6.3074P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1216
_refine_ls_wR_factor_ref         0.1263
_reflns_number_gt                1757
_reflns_number_total             2051
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b907160a.txt
_cod_data_source_block           3reynam
_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 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
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_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7201270