Oxalic acid complexes: promising draw solutes for forward osmosis (FO) in protein enrichment
Qingchun Ge; Tai-Shung Chung; Chem.Commun. 51 (2015) 4854–; doi:10.1039/C5cc00168D

data_7116714
_publ_section_title
;
 Oxalic acid complexes: promising draw solutes for forward osmosis (FO) in
 protein enrichment
;
_journal_name_full               Chem.Commun.
_journal_page_first              4854
_journal_paper_doi               10.1039/C5cc00168D
_journal_volume                  51
_journal_year                    2015
_chemical_formula_sum            'C6 H10 Cr Na3 O17'
_chemical_formula_weight         475.11
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   difmap
_audit_creation_method           SHELXL-2014/6
_audit_update_record
;
2015-01-08 deposited with the CCDC.
2015-02-11 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 100.454(2)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   17.2551(19)
_cell_length_b                   12.4639(14)
_cell_length_c                   15.1228(16)
_cell_measurement_reflns_used    5907
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.26
_cell_measurement_theta_min      2.32
_cell_volume                     3198.4(6)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014/6 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0239
_diffrn_reflns_av_unetI/netI     0.0256
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            11192
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.499
_diffrn_reflns_theta_min         2.027
_exptl_absorpt_coefficient_mu    0.889
_exptl_absorpt_correction_T_max  0.7457
_exptl_absorpt_correction_T_min  0.6542
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sadabs, (Sheldrick 2012)'
_exptl_crystal_colour            Dark_red
_exptl_crystal_density_diffrn    1.973
_exptl_crystal_density_meas      'Not Measured'
_exptl_crystal_density_method    'Not Measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             1912
_exptl_crystal_size_max          0.600
_exptl_crystal_size_mid          0.460
_exptl_crystal_size_min          0.260
_refine_diff_density_max         0.934
_refine_diff_density_min         -0.493
_refine_diff_density_rms         0.090
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.111
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     276
_refine_ls_number_reflns         3685
_refine_ls_number_restraints     20
_refine_ls_restrained_S_all      1.116
_refine_ls_R_factor_all          0.0407
_refine_ls_R_factor_gt           0.0361
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0337P)^2^+11.6786P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0863
_refine_ls_wR_factor_ref         0.0883
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3375
_reflns_number_total             3685
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c5cc00168d3.cif
_cod_data_source_block           E501
_cod_database_code               7116714
_shelx_estimated_absorpt_t_min   0.617
_shelx_estimated_absorpt_t_max   0.802
_shelxl_version_number           2014/6
_shelx_res_checksum              95148