3,3,4,4,5,5-Hexafluoro-1-(2-methoxyphenyl)-2-[5-(4-methoxyphenyl)-2-methyl-3-thienyl]cyclopent-1-ene: a photochromic compound
Fan, Congbin; Liu, Gang; Liu, Weijun; Yang, Tianshe; Ng, Seik Weng; Acta Crystallographica Section C 65 (2009) o243–o244; doi:10.1107/S0108270109013468

data_2017112
_publ_section_title
;3,3,4,4,5,5-Hexafluoro-1-(2-methoxyphenyl)-2-[5-(4-methoxyphenyl)-2-methyl-3-thienyl]cyclopent-1-ene:
 a photochromic compound
;
_journal_coeditor_code           SF3103
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              o243
_journal_page_last               o244
_journal_paper_doi               10.1107/S0108270109013468
_journal_volume                  65
_journal_year                    2009
_chemical_formula_iupac          'C24 H18 F6 O2 S'
_chemical_formula_moiety         'C24 H18 F6 O2 S'
_chemical_formula_sum            'C24 H18 F6 O2 S'
_chemical_formula_weight         484.44
_chemical_name_systematic
;
3,3,4,4,5,5-Hexafluoro-1-(2-methoxyphenyl)-2-[5-(4-methoxyphenyl)-
2-methyl-3-thienyl]cyclopent-1-ene
;
_space_group_IT_number           2
_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                90.2590(10)
_cell_angle_beta                 101.4360(10)
_cell_angle_gamma                94.0550(10)
_cell_formula_units_Z            2
_cell_length_a                   9.4770(10)
_cell_length_b                   10.3980(10)
_cell_length_c                   11.45730(10)
_cell_measurement_reflns_used    4266
_cell_measurement_temperature    291(2)
_cell_measurement_theta_max      28.1
_cell_measurement_theta_min      2.6
_cell_volume                     1103.64(16)
_computing_cell_refinement       'SAINT (Bruker, 1997)'
_computing_data_collection       'SMART (Bruker, 1997)'
_computing_data_reduction        'SAINT (Bruker, 1997)'
_computing_molecular_graphics    'X-Seed (Barbour, 2001)'
_computing_publication_material  'publCIF (Westrip, 2009)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      291(2)
_diffrn_measured_fraction_theta_full 0.98
_diffrn_measured_fraction_theta_max 0.98
_diffrn_measurement_device_type  'Bruker SMART area-detector diffractometer'
_diffrn_measurement_method       '\f and \w 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  0.0117
_diffrn_reflns_av_sigmaI/netI    0.0184
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            9784
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         2.56
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.216
_exptl_absorpt_correction_T_max  0.9439
_exptl_absorpt_correction_T_min  0.9128
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.458
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             496
_exptl_crystal_size_max          0.43
_exptl_crystal_size_mid          0.35
_exptl_crystal_size_min          0.27
_refine_diff_density_max         0.415
_refine_diff_density_min         -0.273
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.061
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     301
_refine_ls_number_reflns         4979
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.061
_refine_ls_R_factor_all          0.0541
_refine_ls_R_factor_gt           0.0434
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0706P)^2^+0.2768P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1249
_refine_ls_wR_factor_ref         0.1349
_reflns_number_gt                4028
_reflns_number_total             4979
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            sf3103.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_exptl_absorpt_correction_type' value 'Multi-scan' changed
to 'multi-scan' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_exptl_absorpt_correction_type' value 'Multi-scan'
changed to 'multi-scan' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic 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_cell_volume        1103.7(2)
_cod_database_code               2017112
_cod_database_fobs_code          2017112