Organic-soluble optically pure anionic metal complexes PPh4[M(III)(S,S-EDDS)].2H2O (M = Fe, Co, Cr).
Chmel, Nikola Paul; Howson, Suzanne E.; Allan, Laura E. N.; Barker, James; Clarkson, Guy J.; Turner, Scott S.; Scott, Peter; Dalton transactions (Cambridge, England : 2003) 39 (2010) 2919–2927; doi:10.1039/b924787d

data_7025060
_publ_section_title
;
 Organic-soluble optically pure anionic metal complexes
 PPh4[M(III)(S,S-EDDS)].2H2O (M = Fe, Co, Cr).
;
_journal_issue                   11
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              2919
_journal_page_last               2927
_journal_paper_doi               10.1039/b924787d
_journal_volume                  39
_journal_year                    2010
_chemical_absolute_configuration rmad
_chemical_formula_sum            'C34 H36 Cr N2 O10 P'
_chemical_formula_weight         715.62
_space_group_IT_number           18
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2 2ab'
_symmetry_space_group_name_H-M   'P 21 21 2'
_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                90.00
_cell_formula_units_Z            2
_cell_length_a                   12.7168(3)
_cell_length_b                   16.9853(5)
_cell_length_c                   7.3700(2)
_cell_measurement_reflns_used    4459
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      29.29
_cell_measurement_theta_min      2.75
_cell_volume                     1591.91(7)
_computing_cell_refinement       'CrysAlis RED, Oxford Diffraction Ltd'
_computing_data_collection       'CrysAlis CCD, Oxford Diffraction Ltd'
_computing_data_reduction        'CrysAlis RED, Oxford Diffraction Ltd'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 1997)'
_computing_publication_material  'SHELXTL (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 10.2833
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.890
_diffrn_measurement_device_type  'Oxford Diffraction Gemini R'
_diffrn_measurement_method       '\f & \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Mo) X-ray Source''
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0255
_diffrn_reflns_av_sigmaI/netI    0.0460
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            6946
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         29.36
_diffrn_reflns_theta_min         2.76
_diffrn_standards_decay_%        nil
_exptl_absorpt_coefficient_mu    0.473
_exptl_absorpt_correction_T_max  1.00
_exptl_absorpt_correction_T_min  0.98
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'ABSPACK(CrysAlis, Oxford Diffraction)'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.493
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             746
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.332
_refine_diff_density_min         -0.346
_refine_diff_density_rms         0.053
_refine_ls_abs_structure_details
'Flack H D (1983), Acta Cryst. A39, 876-881, 1482 Friedel pairs'
_refine_ls_abs_structure_Flack   0.020(17)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.991
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     227
_refine_ls_number_reflns         3713
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      0.992
_refine_ls_R_factor_all          0.0363
_refine_ls_R_factor_gt           0.0309
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0361P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0673
_refine_ls_wR_factor_ref         0.0688
_reflns_number_gt                3292
_reflns_number_total             3713
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b924787d.txt
_cod_data_source_block           nc13
_cod_original_sg_symbol_H-M      P2(1)2(1)2
_cod_database_code               7025060