A hemithioindigo molecular motor for metal surface attachment.
Hoffmann, Kerstin; Mayer, Peter; Dube, Henry; Organic & biomolecular chemistry 17 (2019) 1979–1983; doi:10.1039/c8ob02424c

data_7156527
_publ_section_title
;
 A hemithioindigo molecular motor for metal surface attachment.
;
_journal_issue                   7
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              1979
_journal_page_last               1983
_journal_paper_doi               10.1039/c8ob02424c
_journal_volume                  17
_journal_year                    2019
_chemical_formula_moiety         'C21 H18 Cl2 O3 S'
_chemical_formula_sum            'C21 H18 Cl2 O3 S'
_chemical_formula_weight         421.31
_chemical_name_common            KH-114
_space_group_crystal_system      orthorhombic
_space_group_IT_number           29
_space_group_name_Hall           'P 2c -2ac'
_space_group_name_H-M_alt        'P c a 21'
_symmetry_space_group_name_Hall  'P 2c -2ac'
_symmetry_space_group_name_H-M   'P c a 21'
_atom_sites_solution_hydrogens   geom
_audit_block_code                C21H18Cl2O3S_wv319_dube
_audit_creation_method           'APEX3 v2017.3-0'
_audit_update_record
;
2018-09-24 deposited with the CCDC.
2018-10-22 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   16.0174(11)
_cell_length_b                   15.9817(10)
_cell_length_c                   7.3482(6)
_cell_measurement_reflns_used    8123
_cell_measurement_temperature    106.(2)
_cell_measurement_theta_max      26.4908
_cell_measurement_theta_min      2.5432
_cell_volume                     1881.0(2)
_computing_cell_refinement       'SAINT V8.38A (Bruker AXS Inc., 2017)'
_computing_data_collection       'APEX3 v2016.5-0, Bruker AXS (2016)'
_computing_data_reduction        'SAINT V8.38A (Bruker AXS Inc., 2017)'
_computing_molecular_graphics    'shelXle (C.B. Huebschle, rev 833)'
_computing_structure_refinement  'SHELXL-2016/6 (Sheldrick, 2016)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      106.(2)
_diffrn_detector_area_resol_mean 7.3910
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device       'fixed-chi three-circle diffractometer'
_diffrn_measurement_device_type  'Bruker D8 Venture TXS'
_diffrn_measurement_method       'mix of phi and omega scans'
_diffrn_radiation_monochromator  'focusing mirrors'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0328
_diffrn_reflns_av_unetI/netI     0.0377
_diffrn_reflns_Laue_measured_fraction_full 0.994
_diffrn_reflns_Laue_measured_fraction_max 0.994
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       5
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            8980
_diffrn_reflns_point_group_measured_fraction_full 0.809
_diffrn_reflns_point_group_measured_fraction_max 0.791
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.372
_diffrn_reflns_theta_min         3.306
_diffrn_source                   'rotating anode (TXS)'
_diffrn_source_current           50
_diffrn_source_power             2.5
_diffrn_source_type              'Bruker TXS'
_diffrn_source_voltage           50
_exptl_absorpt_coefficient_mu    0.476
_exptl_absorpt_correction_T_max  0.99
_exptl_absorpt_correction_T_min  0.86
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 - Bruker AXS area detector scaling and absorption correction
;
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.488
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       platelet
_exptl_crystal_F_000             872
_exptl_crystal_size_max          0.090
_exptl_crystal_size_mid          0.080
_exptl_crystal_size_min          0.020
_refine_diff_density_max         0.340
_refine_diff_density_min         -0.270
_refine_diff_density_rms         0.063
_refine_ls_abs_structure_details
;

Flack x determined using 870 quotients [(I+)-(I-)]/[(I+)+(I-)]
(Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.07(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.156
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     248
_refine_ls_number_reflns         3025
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.156
_refine_ls_R_factor_all          0.0410
_refine_ls_R_factor_gt           0.0374
_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^)+(0.0160P)^2^+2.1696P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0814
_refine_ls_wR_factor_ref         0.0829
_reflns_Friedel_coverage         0.468
_reflns_Friedel_fraction_full    0.590
_reflns_Friedel_fraction_max     0.551
_reflns_number_gt                2871
_reflns_number_total             3025
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8ob02424c2.cif
_cod_data_source_block           wv319
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'Multi-Scan' changed to
'multi-scan' according to
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4973 2017-02-22 13:04:09Z antanas 

 Adding full bibliography for 7156524--7156529.cif.
;
_cod_database_code               7156527
_shelx_estimated_absorpt_t_min   0.958
_shelx_estimated_absorpt_t_max   0.991
_shelx_res_checksum              86271