Unprecedented Dinuclear Tin Derivative of Deprotonated β-Cyclodextrins
Shun-Li Li; Ya-Qian Lan; Jian-Fang Ma; Jin Yang; Min Zhang; Zhong-Min Su; Inorganic Chemistry 47 (2008) 2931–2933; doi:10.1021/ic8000784

data_4304958
_publ_contact_author_address
;
Department of Chemistry
Northeast Normal University
Changchun 130024
P.R.China
;
_publ_contact_author_email       jianfangma@yahoo.com.cn
_publ_contact_author_fax         +86-431-85098620
_publ_contact_author_name        'Jian-Fang Ma'
_publ_contact_author_phone       +86-431-85098620
_publ_section_title
;
Unprecedented Dinuclear Tin Derivative of Deprotonated \b-Cyclodextrins
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              2931
_journal_page_last               2933
_journal_paper_doi               10.1021/ic8000784
_journal_volume                  47
_journal_year                    2008
_chemical_absolute_configuration rm
_chemical_formula_moiety         'C126 H198 O105 Sn2, H2 O'
_chemical_formula_sum            'C126 H200 O106 Sn2'
_chemical_formula_weight         3648.24
_chemical_melting_point          ?
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           173
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  'P 6c'
_symmetry_space_group_name_H-M   'P 63'
_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                120.00
_cell_formula_units_Z            2
_cell_length_a                   20.3000(19)
_cell_length_b                   20.300
_cell_length_c                   27.112(3)
_cell_measurement_reflns_used    60235
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      28.30
_cell_measurement_theta_min      1.38
_cell_volume                     9675.7(14)
_computing_cell_refinement       'SAINT (Bruker, 1999)'
_computing_data_collection       'SMART (Bruker, 1997)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'SHELXTL-PLUS (Sheldrick, 1990)'
_computing_publication_material  SHELXL-97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97(Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.971
_diffrn_measurement_device_type  'Bruker SMART APEX CCD'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0476
_diffrn_reflns_av_sigmaI/netI    0.0728
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       35
_diffrn_reflns_limit_l_min       -35
_diffrn_reflns_number            61355
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         28.30
_diffrn_reflns_theta_min         1.38
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  .
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.356
_exptl_absorpt_correction_T_max  0.938
_exptl_absorpt_correction_T_min  0.859
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS(Sheldrick, 1996)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.252
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             3808
_exptl_crystal_size_max          0.42
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.18
_refine_diff_density_max         1.179
_refine_diff_density_min         -0.416
_refine_diff_density_rms         0.087
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.001(18)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.005
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     703
_refine_ls_number_reflns         15253
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.005
_refine_ls_R_factor_all          0.0837
_refine_ls_R_factor_gt           0.0524
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0800P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1340
_refine_ls_wR_factor_ref         0.1412
_reflns_number_gt                9680
_reflns_number_total             15253
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic8000784-file003_1.cif
_cod_data_source_block           1
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Trigonal' changed to 'trigonal' 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 

The following automatic conversions were performed:

'_chemical_melting_point' value 'not measured' was changed to '?' -
the value is undefined or not given.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 
;
_cod_original_cell_volume        9675.7(13)
_cod_database_code               4304958