#------------------------------------------------------------------------------ #$Date: 2013-08-29 16:37:19 +0100 (Thu, 29 Aug 2013) $ #$Revision: 88064 $ #$URL: svn://www.crystallography.net/cod/cif/2/20/22/2202298.cif $ #------------------------------------------------------------------------------ # # This file is available in the Crystallography Open Database (COD), # http://www.crystallography.net/. The original data for this entry # were provided by IUCr Journals, http://journals.iucr.org/. # # The file may be used within the scientific community so long as # proper attribution is given to the journal article from which the # data were obtained. # data_2202298 loop_ _publ_author_name 'Choi, Jong-Ha' 'Suzuki, Takayoshi' 'Kaizaki, Sumio' _publ_section_title ;Dipotassium di-\m-hydroxo-bis[(nitrilotriacetato-\k^4^N,O,O',O'')chromium(III)] hexahydrate ; _journal_issue 9 _journal_name_full 'Acta Crystallographica Section E' _journal_page_first m812 _journal_page_last m813 _journal_volume 59 _journal_year 2003 _chemical_formula_iupac 'K2 [Cr2 (C6 H6 N O6)2 (O H)2], 6H2 O' _chemical_formula_moiety '2K +, C12 H14 Cr2 N2 O14 2-, 6H2 O' _chemical_formula_sum 'C12 H26 Cr2 K2 N2 O20' _chemical_formula_weight 700.55 _chemical_name_systematic ;Dipotassium di-\m-hydroxo-bis[(nitrilotriacetato-\k^4^N,O,O',O'')chromium(III)] hexahydrate ; _space_group_IT_number 12 _symmetry_cell_setting monoclinic _symmetry_space_group_name_Hall '-C 2y' _symmetry_space_group_name_H-M 'C 1 2/m 1' _atom_sites_solution_hydrogens geom _atom_sites_solution_primary direct _atom_sites_solution_secondary difmap _cell_angle_alpha 90.00 _cell_angle_beta 94.45(2) _cell_angle_gamma 90.00 _cell_formula_units_Z 2 _cell_length_a 7.311(2) _cell_length_b 13.321(2) _cell_length_c 12.862(2) _cell_measurement_reflns_used 25 _cell_measurement_temperature 296(2) _cell_measurement_theta_max 15.0 _cell_measurement_theta_min 14.7 _cell_volume 1248.9(4) _computing_cell_refinement 'MSC/AFC Diffractometer Control Software' _computing_data_collection 'MSC/AFC Diffractometer Control Software (Rigaku, 1985)' _computing_data_reduction 'TEXSAN (Molecular Structure Cooperation and Rigaku, 2000)' _computing_molecular_graphics 'ORTEP (Johnson, 1970)' _computing_publication_material SHELXL97 _computing_structure_refinement 'SHELXL97 (Sheldrick, 1997)' _computing_structure_solution 'SHELXS86 (Sheldrick, 1990)' _diffrn_ambient_temperature 296(2) _diffrn_measured_fraction_theta_full 0.980 _diffrn_measured_fraction_theta_max 0.980 _diffrn_measurement_device_type 'Rigaku AFC-5R' _diffrn_measurement_method \w-2\q _diffrn_radiation_monochromator graphite _diffrn_radiation_source 'rotating anode' _diffrn_radiation_type 'Mo K\a' _diffrn_radiation_wavelength 0.71069 _diffrn_reflns_av_R_equivalents 0.0251 _diffrn_reflns_av_sigmaI/netI 0.0542 _diffrn_reflns_limit_h_max 9 _diffrn_reflns_limit_h_min 0 _diffrn_reflns_limit_k_max 17 _diffrn_reflns_limit_k_min 0 _diffrn_reflns_limit_l_max 17 _diffrn_reflns_limit_l_min -17 _diffrn_reflns_number 2000 _diffrn_reflns_theta_full 30.00 _diffrn_reflns_theta_max 30.00 _diffrn_reflns_theta_min 3.06 _diffrn_standards_decay_% 2.10 _diffrn_standards_interval_count 150 _diffrn_standards_number 3 _exptl_absorpt_coefficient_mu 1.298 _exptl_absorpt_correction_T_max 0.790 _exptl_absorpt_correction_T_min 0.755 _exptl_absorpt_correction_type integration _exptl_absorpt_process_details '(Coppens et al., 1965)' _exptl_crystal_colour brown _exptl_crystal_density_diffrn 1.863 _exptl_crystal_density_method 'not measured' _exptl_crystal_description block _exptl_crystal_F_000 716 _exptl_crystal_size_max 0.30 _exptl_crystal_size_mid 0.22 _exptl_crystal_size_min 0.20 _refine_diff_density_max 1.807 _refine_diff_density_min -0.711 _refine_ls_extinction_method none _refine_ls_goodness_of_fit_ref 1.043 _refine_ls_hydrogen_treatment constr _refine_ls_matrix_type full _refine_ls_number_parameters 99 _refine_ls_number_reflns 1869 _refine_ls_number_restraints 0 _refine_ls_restrained_S_all 1.043 _refine_ls_R_factor_all 0.0973 _refine_ls_R_factor_gt 0.0559 _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^)+(0.1161P)^2^+0.9272P] where P = (Fo^2^+2Fc^2^)/3' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_gt 0.1557 _refine_ls_wR_factor_ref 0.1789 _reflns_number_gt 1277 _reflns_number_total 1869 _reflns_threshold_expression I>2\s(I) _[local]_cod_data_source_file br6112.cif _[local]_cod_data_source_block I _[local]_cod_cif_authors_sg_H-M 'C 2/m' _cod_original_cell_volume 1248.8(5) _cod_database_code 2202298 loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' 'x, -y, z' 'x+1/2, y+1/2, z' 'x+1/2, -y+1/2, z' '-x, -y, -z' '-x, y, -z' '-x+1/2, -y+1/2, -z' '-x+1/2, y+1/2, -z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv _atom_site_adp_type _atom_site_calc_flag _atom_site_refinement_flags _atom_site_occupancy _atom_site_disorder_assembly _atom_site_disorder_group _atom_site_type_symbol Cr 0.14512(10) 0.0000 0.58737(5) 0.0176(2) Uani d S 1 . . Cr K 0.0000 0.32166(9) 0.5000 0.0340(3) Uani d S 1 . . K O1 0.4150(4) 0.0000 0.6034(3) 0.0220(7) Uani d S 1 . . O O2 0.6559(5) 0.0000 0.7198(3) 0.0335(9) Uani d S 1 . . O O3 0.1490(4) 0.1477(2) 0.60712(19) 0.0270(5) Uani d . 1 . . O O4 0.0745(5) 0.2649(2) 0.7190(3) 0.0468(8) Uani d . 1 . . O O7 0.1218(5) 0.0000 0.4363(3) 0.0309(9) Uani d S 1 . . O O8 0.3125(9) 0.5000 0.9839(4) 0.0605(15) Uani d S 1 . . O O9 0.1534(9) 0.3207(4) 0.9305(4) 0.0926(19) Uani d . 1 . . O N1 0.1642(5) 0.0000 0.7475(3) 0.0189(7) Uani d S 1 . . N C1 0.3636(7) 0.0000 0.7860(4) 0.0325(12) Uani d S 1 . . C C2 0.4909(7) 0.0000 0.6985(4) 0.0220(9) Uani d S 1 . . C C3 0.0719(5) 0.0945(3) 0.7772(3) 0.0243(7) Uani d . 1 . . C C4 0.1018(5) 0.1772(3) 0.6966(3) 0.0271(7) Uani d . 1 . . C H1 0.3888 -0.0588 0.8292 0.032 Uiso calc R 1 . . H H3A 0.1218 0.1160 0.8457 0.024 Uiso calc R 1 . . H H3B -0.0584 0.0825 0.7804 0.024 Uiso calc R 1 . . H H7 0.2097 0.0000 0.3899 0.031 Uiso calc SR 1 . . H loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_12 _atom_site_aniso_U_13 _atom_site_aniso_U_23 Cr 0.0133(3) 0.0250(4) 0.0145(3) 0.000 0.0004(2) 0.000 K 0.0441(7) 0.0242(6) 0.0347(6) 0.000 0.0101(5) 0.000 O1 0.0122(14) 0.0345(19) 0.0192(15) 0.000 0.0009(12) 0.000 O2 0.0121(16) 0.057(3) 0.032(2) 0.000 0.0010(14) 0.000 O3 0.0333(14) 0.0255(12) 0.0220(11) 0.0008(11) 0.0020(10) 0.0017(10) O4 0.070(2) 0.0262(14) 0.0443(18) 0.0056(15) 0.0035(17) -0.0016(13) O7 0.0150(16) 0.062(3) 0.0161(15) 0.000 0.0030(12) 0.000 O8 0.067(4) 0.069(4) 0.044(3) 0.000 -0.004(3) 0.000 O9 0.142(5) 0.064(3) 0.067(3) 0.002(3) -0.022(3) -0.013(2) N1 0.0160(17) 0.0262(19) 0.0147(16) 0.000 0.0020(13) 0.000 C1 0.016(2) 0.064(4) 0.018(2) 0.000 0.0003(16) 0.000 C2 0.018(2) 0.031(2) 0.018(2) 0.000 0.0015(16) 0.000 C3 0.0246(16) 0.0269(16) 0.0220(15) 0.0009(13) 0.0059(12) -0.0060(12) C4 0.0285(18) 0.0263(17) 0.0261(16) -0.0005(14) -0.0008(13) -0.0006(13) loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_site_symmetry_2 _geom_bond_distance _geom_bond_publ_flag Cr O7 . 1.937(4) yes Cr O7 5_556 1.951(4) yes Cr O1 . 1.968(3) yes Cr O3 . 1.983(3) yes Cr N1 . 2.054(4) yes O1 C2 . 1.304(6) no O2 C2 . 1.216(6) no O3 C4 . 1.289(5) no O4 C4 . 1.223(5) no O7 H7 . 0.9100 no N1 C3 . 1.492(4) no N1 C1 . 1.502(6) no C1 C2 . 1.514(7) no C1 H1 . 0.9700 no C3 C4 . 1.541(5) no C3 H3A . 0.9700 no C3 H3B . 0.9700 no K O1 7_556 2.815(2) yes K O3 . 2.868(3) yes K O4 . 2.926(3) yes K O3 4_455 3.033(3) yes loop_ _atom_type_symbol _atom_type_description _atom_type_scat_dispersion_real _atom_type_scat_dispersion_imag _atom_type_scat_source Cr Cr 0.3209 0.6236 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' O O 0.0106 0.0060 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' N N 0.0061 0.0033 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' C C 0.0033 0.0016 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' H H 0.0000 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' K K 0.2009 0.2494 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' loop_ _geom_angle_atom_site_label_1 _geom_angle_atom_site_label_2 _geom_angle_atom_site_label_3 _geom_angle_site_symmetry_1 _geom_angle_site_symmetry_3 _geom_angle _geom_angle_publ_flag O7 Cr O7 . 5_556 80.46(16) yes O7 Cr O1 . . 96.56(15) yes O7 Cr O1 5_556 . 177.02(14) yes O7 Cr O3 . . 97.34(7) yes O7 Cr O3 5_556 . 91.38(8) yes O1 Cr O3 . . 89.00(8) yes O3 Cr O3 . 2 165.32(14) yes O7 Cr N1 . . 178.84(16) yes O7 Cr N1 5_556 . 98.38(15) yes O1 Cr N1 . . 84.60(15) yes O3 Cr N1 . . 82.67(7) yes C2 O1 Cr . . 116.6(3) no C4 O3 Cr . . 114.5(2) no Cr O7 Cr . 5_556 99.54(16) yes C3 N1 C3 2 . 115.1(4) no C3 N1 C1 . . 111.2(2) no C3 N1 Cr . . 105.1(2) no C1 N1 Cr . . 108.6(3) no N1 C1 C2 . . 113.1(4) no O2 C2 O1 . . 123.6(5) no O2 C2 C1 . . 119.3(4) no O1 C2 C1 . . 117.1(4) no N1 C3 C4 . . 109.9(3) no O4 C4 O3 . . 124.2(4) no O4 C4 C3 . . 119.4(4) no O3 C4 C3 . . 116.4(3) no Cr O7 H7 . . 130.2 no N1 C1 H1 . . 109.0 no C2 C1 H1 . . 109.0 no H1 C1 H1 . 2 107.8 no N1 C3 H3A . . 109.7 no C4 C3 H3A . . 109.7 no N1 C3 H3B . . 109.7 no C4 C3 H3B . . 109.7 no H3A C3 H3B . . 108.2 no loop_ _geom_contact_atom_site_label_1 _geom_contact_atom_site_label_2 _geom_contact_distance _geom_contact_site_symmetry_2 _geom_contact_publ_flag Cr Cr 2.9687(15) 5_556 yes loop_ _geom_hbond_atom_site_label_D _geom_hbond_atom_site_label_H _geom_hbond_atom_site_label_A _geom_hbond_site_symmetry_A _geom_hbond_distance_DH _geom_hbond_distance_HA _geom_hbond_distance_DA _geom_hbond_angle_DHA _geom_hbond_publ_flag O7 H7 O2 5_656 0.91 1.78 2.680(5) 169 no loop_ _geom_torsion_atom_site_label_1 _geom_torsion_atom_site_label_2 _geom_torsion_atom_site_label_3 _geom_torsion_atom_site_label_4 _geom_torsion_site_symmetry_1 _geom_torsion_site_symmetry_4 _geom_torsion _geom_torsion_publ_flag O3 Cr O1 C2 . . 82.73(7) no O7 Cr O3 C4 . . 157.6(3) no O7 Cr O3 C4 5_556 . 77.0(3) no O1 Cr O3 C4 . . -106.0(3) no O3 Cr O3 C4 2 . -23.8(8) no N1 Cr O3 C4 . . -21.3(3) no O3 Cr O7 Cr . 5_556 -90.17(8) no O3 Cr N1 C3 . 2 151.2(2) no O7 Cr N1 C3 . . -60.9(2) no O1 Cr N1 C3 . . 119.1(2) no O3 Cr N1 C3 . . 29.4(2) no O3 Cr N1 C1 . . -89.68(8) no C3 N1 C1 C2 . . -115.1(2) no C3 N1 C3 C4 2 . -148.0(3) no C1 N1 C3 C4 . . 84.3(4) no Cr N1 C3 C4 . . -33.0(3) no Cr O3 C4 O4 . . -170.9(3) no Cr O3 C4 C3 . . 6.7(4) no N1 C3 C4 O4 . . -163.2(4) no N1 C3 C4 O3 . . 19.1(4) no _cod_database_fobs_code 2202298