Unusual motion of the <i>n</i>-methoxypropyl moiety observed in the photochromic crystals of an organorhodium dithionite complex with <i>n</i>-methoxypropyltetramethylcyclopentadienyl ligands.
Kajiwara, Yuu; Miyata, Seiya; Nakai, Hidetaka; Dalton transactions (Cambridge, England : 2003) 51 (2021) 48–52; doi:10.1039/d1dt03347f

data_7708926
_publ_section_title
;
 Unusual motion of the <i>n</i>-methoxypropyl moiety observed in the
 photochromic crystals of an organorhodium dithionite complex with
 <i>n</i>-methoxypropyltetramethylcyclopentadienyl ligands.
;
_journal_issue                   1
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              48
_journal_page_last               52
_journal_paper_doi               10.1039/d1dt03347f
_journal_volume                  51
_journal_year                    2021
_chemical_absolute_configuration 'CHOOSE rm ad rmad syn or unk'
_chemical_formula_moiety         'C28 H46 O6 Rh2 S2'
_chemical_formula_sum            'C28 H46 O6 Rh2 S2'
_chemical_formula_weight         748.60
_space_group_crystal_system      monoclinic
_space_group_IT_number           9
_space_group_name_Hall           'C -2yc'
_space_group_name_H-M_alt        'C 1 c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_update_record
;
2021-10-02 deposited with the CCDC.	2021-11-25 downloaded from the CCDC.
;
_cell_angle_alpha                90.0000
_cell_angle_beta                 93.949(3)
_cell_angle_gamma                90.0000
_cell_formula_units_Z            4
_cell_length_a                   15.0360(6)
_cell_length_b                   19.5219(8)
_cell_length_c                   10.5714(4)
_cell_measurement_reflns_used    7951
_cell_measurement_temperature    296
_cell_measurement_theta_max      30.65
_cell_measurement_theta_min      3.42
_cell_volume                     3095.7(2)
_computing_cell_refinement       'CrysAlisPro 1.171.39.20a (Rigaku OD, 2015)'
_computing_data_collection       'CrysAlisPro 1.171.39.20a (Rigaku OD, 2015)'
_computing_data_reduction        'CrysAlisPro 1.171.39.20a (Rigaku OD, 2015)'
_computing_molecular_graphics    'CrystalStructure 4.2.2'
_computing_publication_material  'CrystalStructure 4.2.2 (Rigaku, 2016)'
_computing_structure_refinement  'SHELXL Version 2014/7 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXT Version 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      296
_diffrn_detector_area_resol_mean 5.811
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.908
_diffrn_measurement_device_type  'Rigaku XtaLAB P200'
_diffrn_measurement_method       \w
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0271
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.908
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       28
_diffrn_reflns_limit_k_min       -27
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            16413
_diffrn_reflns_point_group_measured_fraction_full 0.908
_diffrn_reflns_point_group_measured_fraction_max 0.774
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         31.173
_diffrn_reflns_theta_min         2.510
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.237
_exptl_absorpt_correction_T_max  0.884
_exptl_absorpt_correction_T_min  0.853
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.39.20a (Rigaku Oxford Diffraction, 2015)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            red-orange
_exptl_crystal_density_diffrn    1.606
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1536.00
_exptl_crystal_size_max          0.200
_exptl_crystal_size_mid          0.150
_exptl_crystal_size_min          0.100
_refine_diff_density_max         0.92
_refine_diff_density_min         -0.53
_refine_ls_abs_structure_details
;
 Flack x determined using 2715 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.05(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.052
_refine_ls_hydrogen_treatment    constr
_refine_ls_number_parameters     353
_refine_ls_number_reflns         7740
_refine_ls_number_restraints     2
_refine_ls_R_factor_all          0.0399
_refine_ls_R_factor_gt           0.0331
_refine_ls_shift/su_max          0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^)+(0.0416P)^2^+3.6451P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0791
_refine_ls_wR_factor_ref         0.0825
_reflns_Friedel_coverage         0.702
_reflns_Friedel_fraction_full    0.818
_reflns_Friedel_fraction_max     0.639
_reflns_number_gt                6972
_reflns_number_total             7740
_reflns_threshold_expression     F^2^>2.0\s(F^2^)
_cod_data_source_file            d1dt03347f2.cif
_cod_data_source_block           sample7
_cod_depositor_comments
'Adding full bibliography for 7708925--7708931.cif.'
_cod_database_code               7708926
_shelx_res_checksum              4032
_shelx_hkl_checksum              68757