Tetraaquabis(4-carboxyphenoxyacetato)magnesium(II)
Shan Gao; Jian-Rong Li; Li-Hua Huo; Ji-Wei Liu; Chang-Sheng Gu; Acta Crystallographica Section E 60 (2004) m100–m101; doi:10.1107/S1600536803028757

data_2203048
_publ_section_title
;
 Tetraaquabis(4-carboxyphenoxyacetato)magnesium(II)
;
_journal_issue                   1
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              m100
_journal_page_last               m101
_journal_paper_doi               10.1107/S1600536803028757
_journal_volume                  60
_journal_year                    2004
_chemical_formula_iupac          '[Mg (C9 H7 O5)2 (H2 O)4]'
_chemical_formula_moiety         'C18 H22 Mg O14'
_chemical_formula_sum            'C18 H22 Mg O14'
_chemical_formula_weight         486.67
_chemical_name_systematic
;
Tetraaquabis(4-carboxyphenoxyacetato)magnesium(II)
;
_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
_cell_angle_alpha                94.13(3)
_cell_angle_beta                 91.95(3)
_cell_angle_gamma                96.13(3)
_cell_formula_units_Z            1
_cell_length_a                   4.9220(10)
_cell_length_b                   5.7550(10)
_cell_length_c                   18.432(4)
_cell_measurement_reflns_used    4564
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.63
_cell_measurement_theta_min      3.33
_cell_volume                     517.32(18)
_computing_cell_refinement       RAPID-AUTO
_computing_data_collection       'RAPID-AUTO (Rigaku Corporation, 1998)'
_computing_data_reduction        'CrystalStructure (Rigaku/MSC, 2002)'
_computing_molecular_graphics    'SHELXTL (Bruker, 1997)'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 10.000
_diffrn_measured_fraction_theta_full 0.942
_diffrn_measured_fraction_theta_max 0.942
_diffrn_measurement_device_type  'Rigaku R-AXIS RAPID'
_diffrn_measurement_method       \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  0.0342
_diffrn_reflns_av_sigmaI/netI    0.0367
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            4618
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.33
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.163
_exptl_absorpt_correction_T_max  0.9590
_exptl_absorpt_correction_T_min  0.9529
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(ABSCOR; Higashi, 1995)'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.562
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             254
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.26
_refine_diff_density_max         0.337
_refine_diff_density_min         -0.242
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.035
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     167
_refine_ls_number_reflns         2244
_refine_ls_number_restraints     4
_refine_ls_restrained_S_all      1.035
_refine_ls_R_factor_all          0.0797
_refine_ls_R_factor_gt           0.0538
_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^)+(0.0717P)^2^+0.1746P] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1272
_refine_ls_wR_factor_ref         0.1393
_reflns_number_gt                1609
_reflns_number_total             2244
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            cf6309.cif
_cod_data_source_block           I
_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 'Multi-Scan' changed
to 'multi-scan' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

'_geom_angle_publ_flag'
value 'Yes' changed to 'yes' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29 (7
times).

'_geom_bond_publ_flag' value 'Yes' changed to 'yes' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29 (3 times).

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 '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 'Multi-Scan'
changed to 'multi-scan' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

'_geom_bond_publ_flag'
value 'Yes' changed to 'yes' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29 (3
times).

'_geom_angle_publ_flag' value 'Yes' changed to 'yes'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29 (7
times).

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        517.3(2)
_cod_database_code               2203048
_cod_database_fobs_code          2203048