Photo-switching and -cyclisation of hydrogen bonded liquid crystals based on resveratrol.
Blanke, Meik; Balszuweit, Jan; Saccone, Marco; Wölper, Christoph; Doblas Jiménez, David; Mezger, Markus; Voskuhl, Jens; Giese, Michael; Chemical communications (Cambridge, England) 56 (2020) 1105–1108; doi:10.1039/c9cc07721a

data_7125712
_publ_section_title
;
 Photo-switching and -cyclisation of hydrogen bonded liquid crystals based
 on resveratrol.
;
_journal_issue                   7
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              1105
_journal_page_last               1108
_journal_paper_doi               10.1039/c9cc07721a
_journal_volume                  56
_journal_year                    2020
_chemical_formula_sum            'C56 H66 N2 O5'
_chemical_formula_weight         847.10
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2017/1
_audit_update_record
;
2019-07-09 deposited with the CCDC.	2019-12-11 downloaded from the CCDC.
;
_cell_angle_alpha                80.647(6)
_cell_angle_beta                 83.990(6)
_cell_angle_gamma                79.057(6)
_cell_formula_units_Z            2
_cell_length_a                   9.8815(13)
_cell_length_b                   13.0611(16)
_cell_length_c                   19.081(3)
_cell_measurement_reflns_used    9096
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      80.52
_cell_measurement_theta_min      2.35
_cell_volume                     2378.8(6)
_computing_cell_refinement       'Bruker APEX3(v2017.3-0)'
_computing_data_collection       'Bruker APEX3(v2017.3-0)'
_computing_data_reduction        'Bruker APEX3(v2017.3-0)'
_computing_molecular_graphics    'ORTEP/PLATON (Spek)'
_computing_publication_material  'BRUKER AXS SHELXTL (c) 2008 / Vers. 2008/4'
_computing_structure_refinement  'SHELXL-2017/1 (Sheldrick, 2017)'
_computing_structure_solution    'Bruker APEX3(v2017.3-0)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 7.3910
_diffrn_measured_fraction_theta_full 0.985
_diffrn_measured_fraction_theta_max 0.966
_diffrn_measurement_device_type  'Bruker D8 Venture (Photon II detector)'
_diffrn_measurement_method       'Data collection strategy APEX 3/Queen'
_diffrn_radiation_monochromator  'multilayer mirror'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0610
_diffrn_reflns_av_unetI/netI     0.0241
_diffrn_reflns_Laue_measured_fraction_full 0.985
_diffrn_reflns_Laue_measured_fraction_max 0.966
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            164209
_diffrn_reflns_point_group_measured_fraction_full 0.985
_diffrn_reflns_point_group_measured_fraction_max 0.966
_diffrn_reflns_theta_full        67.679
_diffrn_reflns_theta_max         82.299
_diffrn_reflns_theta_min         2.354
_diffrn_source                   'micro-focus sealed tube'
_diffrn_source_type              'INCOATEC I\mS 3.0'
_exptl_absorpt_coefficient_mu    0.584
_exptl_absorpt_correction_T_max  0.75
_exptl_absorpt_correction_T_min  0.62
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
; 
 SADABS
 R.H. Blessing, Acta Cryst. (1995) A51 33-38 
;
_exptl_crystal_colour            'pale yellow'
_exptl_crystal_density_diffrn    1.183
_exptl_crystal_description       tablet
_exptl_crystal_F_000             912
_exptl_crystal_size_max          0.240
_exptl_crystal_size_mid          0.230
_exptl_crystal_size_min          0.058
_refine_diff_density_max         0.253
_refine_diff_density_min         -0.342
_refine_diff_density_rms         0.089
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.096
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     579
_refine_ls_number_reflns         10220
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.096
_refine_ls_R_factor_all          0.0693
_refine_ls_R_factor_gt           0.0596
_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^)+(0.0372P)^2^+2.0179P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1339
_refine_ls_wR_factor_ref         0.1394
_reflns_Friedel_coverage         0.000
_reflns_number_gt                8649
_reflns_number_total             10220
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9cc07721a2.cif
_cod_data_source_block           jv_resstic8_21m
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_atom_sites_solution_secondary' value 'diffmap' was
changed to 'difmap'.

Automatic conversion script
Id: cif_fix_values 7556 2019-12-06 15:28:31Z antanas 

 Adding full bibliography for 7125711--7125712.cif.
;
_cod_original_cell_volume        2378.8(5)
_cod_database_code               7125712
_shelx_shelxl_version_number     2017/1
_shelx_estimated_absorpt_t_min   0.873
_shelx_estimated_absorpt_t_max   0.967
_shelx_res_checksum              26898