Photoinduced shape changes of diarylethene single crystals: correlation between shape changes and molecular packing.
Kuroki, Lumi; Takami, Shizuka; Yoza, Kenji; Morimoto, Masakazu; Irie, Masahiro; Photochemical & photobiological sciences : Official journal of the European Photochemistry Association and the European Society for Photobiology 9 (2010) 221–225; doi:10.1039/b9pp00093c

data_1515914
_publ_section_title
;
 Photoinduced shape changes of diarylethene single crystals: correlation
 between shape changes and molecular packing.
;
_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              221
_journal_page_last               225
_journal_paper_doi               10.1039/b9pp00093c
_journal_volume                  9
_journal_year                    2010
_chemical_formula_sum            'C27 H20 F6 N2 S2'
_chemical_formula_weight         550.59
_chemical_name_common
;
1,2-bis(5-ethyl-2-phenyl-4-thiazolyl)perfluorocyclopentene
(94%) and 7,7,8,8,9,9-Hexafluoro-3a,3b-diethyl-2,5-diphenyl-3b,7,8,9-
tetrahydro-3aH-3,4-dithia-1,6-diaza-triindene (6%)
;
_chemical_name_systematic
;
1,2-bis(5-ethyl-2-phenyl-4-thiazolyl)perfluorocyclopentene (94%) and
7,7,8,8,9,9-Hexafluoro-3a,3b-diethyl-2,5-diphenyl-3b,7,8,9-
tetrahydro-3aH-3,4-dithia-1,6-diaza-triindene (6%)
;
_space_group_IT_number           60
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2n 2ab'
_symmetry_space_group_name_H-M   'P b c n'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   21.586(2)
_cell_length_b                   10.8692(11)
_cell_length_c                   10.7268(11)
_cell_measurement_reflns_used    1994
_cell_measurement_temperature    123
_cell_measurement_theta_max      21.72
_cell_measurement_theta_min      2.83
_cell_volume                     2516.7(4)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_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      123
_diffrn_detector_area_resol_mean 8.333
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0445
_diffrn_reflns_av_sigmaI/netI    0.0279
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            9707
_diffrn_reflns_theta_full        21.84
_diffrn_reflns_theta_max         21.84
_diffrn_reflns_theta_min         1.89
_exptl_absorpt_coefficient_mu    0.276
_exptl_absorpt_correction_T_max  0.9469
_exptl_absorpt_correction_T_min  0.9218
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details
;
SADABS Sheldrick 1996
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.453
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1128
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.196
_refine_diff_density_min         -0.236
_refine_diff_density_rms         0.038
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.013
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     208
_refine_ls_number_reflns         1514
_refine_ls_number_restraints     4
_refine_ls_restrained_S_all      1.013
_refine_ls_R_factor_all          0.0463
_refine_ls_R_factor_gt           0.0332
_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^)+(0.0319P)^2^+1.9747P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0731
_refine_ls_wR_factor_ref         0.0807
_reflns_number_gt                1220
_reflns_number_total             1514
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b9pp00093c.txt
_cod_data_source_block           3a'
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/usr/data/users/saulius/automatic-downloads/retrospective/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      Pbcn
_cod_database_code               1515914