Controlling stereoselectivity of solid-state photoreactions by co-crystal formation
Ryo Sekiya; Reiko Kuroda; Chem.Commun. 47 (2011) 10097–; doi:10.1039/c1cc13484a

data_7106819
_publ_section_title
;
 Controlling stereoselectivity of solid-state photoreactions by co-crystal
 formation
;
_journal_name_full               Chem.Commun.
_journal_page_first              10097
_journal_paper_doi               10.1039/c1cc13484a
_journal_volume                  47
_journal_year                    2011
_chemical_formula_moiety         'C26 H26 Br Cl O2 S2'
_chemical_formula_sum            'C26 H26 Br Cl O2 S2'
_chemical_formula_weight         549.96
_chemical_name_common            'mixed crystal'
_chemical_name_systematic
;
mixed crystal
;
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2010-11-17T17:10:32-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   15.8902(4)
_cell_length_b                   15.2239(3)
_cell_length_c                   20.6540(5)
_cell_measurement_reflns_used    41787
_cell_measurement_temperature    153(2)
_cell_measurement_theta_max      27.37
_cell_measurement_theta_min      1.47
_cell_volume                     4996.4(2)
_computing_cell_refinement       RAPID-AUTO
_computing_data_collection       RAPID-AUTO
_computing_data_reduction        RAPID-AUTO
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      153(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'RIGAKU RAXIS RAPID'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0406
_diffrn_reflns_av_unetI/netI     0.0546
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       0
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            43366
_diffrn_reflns_theta_full        27.37
_diffrn_reflns_theta_max         27.37
_diffrn_reflns_theta_min         1.97
_exptl_absorpt_coefficient_mu    1.941
_exptl_absorpt_correction_T_max  0.4961
_exptl_absorpt_correction_T_min  0.3888
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'ABSCOR (Higashi, 1995)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.462
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2256
_exptl_crystal_size_max          0.60
_exptl_crystal_size_mid          0.52
_exptl_crystal_size_min          0.42
_refine_diff_density_max         0.36
_refine_diff_density_min         -0.297
_refine_diff_density_rms         0.047
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.815
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     309
_refine_ls_number_reflns         5653
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.815
_refine_ls_R_factor_all          0.0889
_refine_ls_R_factor_gt           0.0413
_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^)+(0.0623P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0969
_refine_ls_wR_factor_ref         0.1068
_reflns_number_gt                2699
_reflns_number_total             5653
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1cc13484a.txt
_cod_data_source_block           co_crystal_Cl_Br_1_1
_cod_depositor_comments
;
The following automatic conversions were performed:

'_diffrn_radiation_probe' value 'X-ray' changed to 'x-ray' according
to the built-in table from CIF Core dictionary named 'cif_core.dic'
version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      Pbca
_cod_database_code               7106819