Solution and Solid-State Preparation of 18-Crown-6 and 15-Crown-5 Adducts of Hydrogen Sulfate Salts and an Investigation of the Reversible Dehydration Processes
Braga, Dario; Gandolfi, Massimo; Lusi, Matteo; Polito, Marco; Rubini, Katia; Grepioni, Fabrizia; Crystal Growth & Design 7 (2007) 919–; doi:10.1021/cg0607598

data_4504076
_publ_section_title
;
 Solution and Solid-State Preparation of 18-Crown-6 and 15-Crown-5 Adducts
 of Hydrogen Sulfate Salts and an Investigation of the Reversible
 Dehydration Processes
;
_journal_issue                   5
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              919
_journal_paper_doi               10.1021/cg0607598
_journal_volume                  7
_journal_year                    2007
_chemical_formula_sum            'C12 H26 O14 Pb S2'
_chemical_formula_weight         665.64
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                76.58(4)
_cell_angle_beta                 77.71(3)
_cell_angle_gamma                76.96(4)
_cell_formula_units_Z            2
_cell_length_a                   10.336(5)
_cell_length_b                   10.418(6)
_cell_length_c                   10.648(3)
_cell_measurement_temperature    293(2)
_cell_volume                     1070.8(9)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_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  0.0169
_diffrn_reflns_av_sigmaI/netI    0.0167
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            3973
_diffrn_reflns_theta_full        24.99
_diffrn_reflns_theta_max         24.99
_diffrn_reflns_theta_min         3.10
_exptl_absorpt_coefficient_mu    8.138
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.698
_exptl_absorpt_correction_type   psi-scan
_exptl_crystal_density_diffrn    2.064
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             648
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.845
_refine_diff_density_min         -0.682
_refine_diff_density_rms         0.147
_refine_ls_extinction_coef       0.0056(6)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.037
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     269
_refine_ls_number_reflns         3759
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.037
_refine_ls_R_factor_all          0.0399
_refine_ls_R_factor_gt           0.0348
_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^)+(0.0692P)^2^+1.3422P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0897
_refine_ls_wR_factor_ref         0.0927
_reflns_number_gt                3437
_reflns_number_total             3759
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg0607598si20061027_055949.cif
_cod_data_source_block           4
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_exptl_absorpt_correction_type' value 'Psi-scan'
changed to 'psi-scan' 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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4504076