Nitroprusside as a promising building block to assemble an organic-inorganic hybrid for thermo-responsive switching materials.
Qiu, Rong-Guan; Chen, Xiao-Xian; Huang, Rui-Kang; Zhou, Dong-Dong; Xu, Wei-Jian; Zhang, Wei-Xiong; Chen, Xiao-Ming; Chemical communications (Cambridge, England) 56 (2020) 5488–5491; doi:10.1039/d0cc01877e

data_7126304
_publ_section_title
;
 Nitroprusside as a promising building block to assemble an
 organic-inorganic hybrid for thermo-responsive switching materials.
;
_journal_issue                   41
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              5488
_journal_page_last               5491
_journal_paper_doi               10.1039/d0cc01877e
_journal_volume                  56
_journal_year                    2020
_chemical_formula_moiety         '0.25(C20 Fe4 K4 N24 O4), 0.5(C4 H16 N2)'
_chemical_formula_sum            'C7 H8 Fe K N7 O'
_chemical_formula_weight         301.15
_space_group_crystal_system      orthorhombic
_space_group_IT_number           62
_space_group_name_Hall           '-P 2ac 2n'
_space_group_name_H-M_alt        'P n m a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2020-02-23
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2020-02-27 deposited with the CCDC.	2020-03-27 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.3982(8)
_cell_length_b                   8.5036(7)
_cell_length_c                   15.0131(11)
_cell_measurement_reflns_used    2110
_cell_measurement_temperature    364.98(10)
_cell_measurement_theta_max      74.1180
_cell_measurement_theta_min      5.1510
_cell_volume                     1327.49(18)
_computing_cell_refinement       'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_data_collection       'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_data_reduction        'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_environment      air
_diffrn_ambient_temperature      364.98(10)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 5.2913
_diffrn_detector_type            AtlasS2
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_details
;
List of Runs (angles in degrees, time in seconds):

  # Type    Start    End  Width  t~exp~   \w     \q     \k     \f   Frames
  1  \w   -114.00 -13.00   1.00    1.00    --  -41.14 -57.00   0.00  101
  2  \w    -88.00  -7.00   1.00    1.00    --  -41.14 125.00-150.00   81
  3  \w     35.00 131.00   1.00    4.00    --  107.79 -45.00  60.00   96
  4  \w     44.00 118.00   1.00    4.00    --  107.79-125.00 -90.00   74
  5  \w     35.00 109.00   1.00    4.00    --  107.79-125.00 120.00   74
  6  \w     21.00 141.00   1.00    4.00    --  107.79   0.00 -30.00  120
;
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at home/near, AtlasS2'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_type
'CrysAlisPro convention (1999,Acta A55,543-557)'
_diffrn_orient_matrix_UB_11      0.1045366000
_diffrn_orient_matrix_UB_12      0.0226703000
_diffrn_orient_matrix_UB_13      0.0717640000
_diffrn_orient_matrix_UB_21      -0.1049815000
_diffrn_orient_matrix_UB_22      0.0122139000
_diffrn_orient_matrix_UB_23      0.0720733000
_diffrn_orient_matrix_UB_31      0.0061628000
_diffrn_orient_matrix_UB_32      -0.1791806000
_diffrn_orient_matrix_UB_33      0.0137232000
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0733
_diffrn_reflns_av_unetI/netI     0.0604
_diffrn_reflns_Laue_measured_fraction_full 0.993
_diffrn_reflns_Laue_measured_fraction_max 0.993
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            3384
_diffrn_reflns_point_group_measured_fraction_full 0.993
_diffrn_reflns_point_group_measured_fraction_max 0.993
_diffrn_reflns_theta_full        67.463
_diffrn_reflns_theta_max         67.463
_diffrn_reflns_theta_min         5.174
_diffrn_source                   'micro-focus sealed X-ray tube'
_diffrn_source_type              'SuperNova (Cu) X-ray Source'
_exptl_absorpt_coefficient_mu    11.917
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.24006
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.39.46 (Rigaku Oxford Diffraction, 2018)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            red
_exptl_crystal_colour_primary    red
_exptl_crystal_density_diffrn    1.507
_exptl_crystal_description       block
_exptl_crystal_F_000             608
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.851
_refine_diff_density_min         -0.555
_refine_diff_density_rms         0.121
_refine_ls_extinction_coef       0.0042(9)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2014/7 (Sheldrick 2014'
_refine_ls_goodness_of_fit_ref   1.110
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     100
_refine_ls_number_reflns         1272
_refine_ls_number_restraints     12
_refine_ls_restrained_S_all      1.115
_refine_ls_R_factor_all          0.0694
_refine_ls_R_factor_gt           0.0621
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.1218P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1702
_refine_ls_wR_factor_ref         0.1846
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1127
_reflns_number_total             1272
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0cc01877e2.cif
_cod_data_source_block           1_365k
_cod_depositor_comments
'Adding full bibliography for 7126293--7126304.cif.'
_cod_database_code               7126304
_shelx_shelxl_version_number     2014/7
_chemical_oxdiff_formula         'C H N O Fe K'
_shelx_estimated_absorpt_t_max   0.199
_shelx_estimated_absorpt_t_min   0.124
_reflns_odcompleteness_completeness 95.67
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     74.38
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All N(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2. Uiso/Uaniso restraints and constraints
C1 \\sim C2 \\sim N1: within 2A with sigma of 0.01 and sigma for terminal atoms
of 0.02
3. Others
 Fixed Sof: H1A(0.5) H1B(0.5) C2(0.5) H2A(0.5) H2B(0.5) H2C(0.5) C1(0.5)
 H1C(0.5) H1D(0.5) H1E(0.5)
4.a Secondary CH2 refined with riding coordinates:
 N1(H1A,H1B)
4.b Idealised Me refined as rotating group:
 C2(H2A,H2B,H2C), C1(H1C,H1D,H1E)
;
_shelx_res_checksum              20659
_olex2_submission_special_instructions 'No special instructions were received'
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;
_oxdiff_exptl_absorpt_empirical_full_max 2.817
_oxdiff_exptl_absorpt_empirical_full_min 0.338