(2<i>R</i>,2'<i>S</i>)-2,2'-(Ethane-1,2-diyldiiminio)bis(butane-2,1-diyl) disulfate dihydrate
Bai, Guo-Yi; Zhang, Chen-Fang; Simpson, Jim; Chen, Yong; Peng, Hong-Wei; Acta Crystallographica Section E 63 (2007) o1095–o1096; doi:10.1107/S1600536807003480

data_2212629
_publ_section_title
;
 (2<i>R</i>,2'<i>S</i>)-2,2'-(Ethane-1,2-diyldiiminio)bis(butane-2,1-diyl)
 disulfate dihydrate
;
_journal_coeditor_code           LH2296
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1095
_journal_page_last               o1096
_journal_paper_doi               10.1107/S1600536807003480
_journal_volume                  63
_journal_year                    2007
_chemical_formula_iupac          'C10 H24 N2 O8 S2 , 2H2 O'
_chemical_formula_moiety         'C10 H24 N2 O8 S2 , 2H2 O'
_chemical_formula_sum            'C10 H28 N2 O10 S2'
_chemical_formula_weight         400.46
_chemical_name_systematic
;
(3R,8S)-[4,7-Diazoniadecane-3,8-diylbis(methyleneoxy)]disulfonate dihydrate
;
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.584(2)
_cell_length_b                   11.475(2)
_cell_length_c                   12.914(3)
_cell_measurement_reflns_used    3452
_cell_measurement_temperature    294(2)
_cell_measurement_theta_max      26.35
_cell_measurement_theta_min      2.87
_cell_volume                     1864.8(6)
_computing_cell_refinement       'SAINT (Bruker, 1997)'
_computing_data_collection       'SMART (Bruker, 1997)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'SHELXTL (Bruker, 1997)'
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      294(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker SMART-1000 CCD area-detector'
_diffrn_measurement_method       '\f and \w'
_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  0.0436
_diffrn_reflns_av_sigmaI/netI    0.0293
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       7
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            9737
_diffrn_reflns_theta_full        26.39
_diffrn_reflns_theta_max         26.39
_diffrn_reflns_theta_min         2.87
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.335
_exptl_absorpt_correction_T_max  0.9361
_exptl_absorpt_correction_T_min  0.9121
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.426
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             856
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.302
_refine_diff_density_min         -0.293
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.047
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     122
_refine_ls_number_reflns         1911
_refine_ls_number_restraints     5
_refine_ls_restrained_S_all      1.047
_refine_ls_R_factor_all          0.0521
_refine_ls_R_factor_gt           0.0359
_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^)+(0.0494P)^2^+0.8891P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0919
_refine_ls_wR_factor_ref         0.1021
_reflns_number_gt                1497
_reflns_number_total             1911
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            lh2296.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
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:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' 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_database_code               2212629
_cod_database_fobs_code          2212629