Asymmetric photoreaction of a diarylethene in hydrogen-bonded cocrystals with chiral molecules.
Ichikawa, Tomohiro; Morimoto, Masakazu; Irie, Masahiro; Photochemical & photobiological sciences : Official journal of the European Photochemistry Association and the European Society for Photobiology 13 (2014) 199–204; doi:10.1039/c3pp50239b

data_1513746
_publ_section_title
;
 Asymmetric photoreaction of a diarylethene in hydrogen-bonded cocrystals
 with chiral molecules.
;
_journal_issue                   2
_journal_name_full
'Photochemical &amp; photobiological sciences : Official journal of the European Photochemistry Association and the European Society for Photobiology'
_journal_page_first              199
_journal_page_last               204
_journal_paper_doi               10.1039/c3pp50239b
_journal_volume                  13
_journal_year                    2014
_chemical_formula_sum            'C49 H37 F6 N3 O2 S2'
_chemical_formula_weight         877.94
_space_group_IT_number           1
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  'P 1'
_symmetry_space_group_name_H-M   'P 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                82.159(2)
_cell_angle_beta                 68.326(2)
_cell_angle_gamma                88.858(3)
_cell_formula_units_Z            2
_cell_length_a                   11.2226(6)
_cell_length_b                   14.6368(7)
_cell_length_c                   14.7457(7)
_cell_measurement_reflns_used    8186
_cell_measurement_temperature    93(2)
_cell_measurement_theta_max      66.78
_cell_measurement_theta_min      4.14
_cell_volume                     2228.66(19)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      93(2)
_diffrn_measured_fraction_theta_full 0.932
_diffrn_measured_fraction_theta_max 0.932
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0538
_diffrn_reflns_av_sigmaI/netI    0.0868
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            19030
_diffrn_reflns_theta_full        67.13
_diffrn_reflns_theta_max         67.13
_diffrn_reflns_theta_min         3.05
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.659
_exptl_absorpt_correction_T_max  0.9676
_exptl_absorpt_correction_T_min  0.4360
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details
; 
 SADABS; Sheldrick 1997 
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.308
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             908
_exptl_crystal_size_max          0.60
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.747
_refine_diff_density_min         -0.435
_refine_diff_density_rms         0.105
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.08(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.063
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1150
_refine_ls_number_reflns         10640
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      1.063
_refine_ls_R_factor_all          0.0918
_refine_ls_R_factor_gt           0.0873
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1999P)^2^+0.2828P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2335
_refine_ls_wR_factor_ref         0.2442
_reflns_number_gt                9778
_reflns_number_total             10640
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3pp50239b.txt
_cod_data_source_block           1aRBINOL
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/usr/data/users/saulius/automatic-downloads/current/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 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_sg_symbol_H-M      P1
_cod_database_code               1513746