A redesign of light-driven rotary molecular motors
Pollard, Michael M.; Meetsma, Auke; Feringa, Ben L.; Organic & Biomolecular Chemistry 6 (2008) 507–512; doi:10.1039/b715652a

data_7150823
_publ_section_title
;
 A redesign of light-driven rotary molecular motors
;
_journal_issue                   3
_journal_name_full               'Organic &amp;  Biomolecular Chemistry'
_journal_page_first              507
_journal_page_last               512
_journal_paper_doi               10.1039/b715652a
_journal_volume                  6
_journal_year                    2008
_chemical_compound_source        'see text'
_chemical_formula_moiety         'C24 H28'
_chemical_formula_sum            'C24 H28'
_chemical_formula_weight         316.48
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      15
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   direct
_cell_angle_alpha                90
_cell_angle_beta                 93.416(4)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   38.531(9)
_cell_length_b                   5.981(1)
_cell_length_c                   16.016(4)
_cell_measurement_reflns_used    7794
_cell_measurement_temperature    100(1)
_cell_measurement_theta_max      29.50
_cell_measurement_theta_min      2.55
_cell_volume                     3684.4(14)
_computing_cell_refinement       'SAINTPLUS, Version 6.02A, (Bruker, 2000)'
_computing_data_collection       'SMART, Version 5.624, (Bruker, 2001)'
_computing_data_reduction        'XPREP, Version 5.1/NT, (Bruker, 2000)'
_computing_molecular_graphics
;
PLUTO (Meetsma, 2006)
PLATON (Spek, 2003)
;
_computing_publication_material  'PLATON (Spek, 2003)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution
;
SIR2004 (Burla et al., 2005)
;
_diffrn_ambient_temperature      100(1)
_diffrn_detector_area_resol_mean '4096x4096 / 62x62 (binned 512)'
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type
;
Bruker Smart Apex; CCD area detector
;
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_detector
;
CCD area-detector
;
_diffrn_radiation_monochromator  'parallel mounted graphite'
_diffrn_radiation_source         'fine focus sealed Siemens Mo tube '
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0375
_diffrn_reflns_av_sigmaI/netI    0.0397
_diffrn_reflns_limit_h_max       47
_diffrn_reflns_limit_h_min       -47
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            12897
_diffrn_reflns_reduction_process
;
Intensity data were corrected for Lorentz and polarization
effects, decay and absorption and reduced to F~o~^2^
using SAINT (Bruker, 2000) and SADABS (Sheldrick, 2001)
;
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         26.02
_diffrn_reflns_theta_min         2.55
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.064
_exptl_absorpt_correction_T_max  0.9905
_exptl_absorpt_correction_T_min  0.9616
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS, Sheldrick, Bruker, 2001))'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.141
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             1376
_exptl_crystal_size_max          0.57
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.262
_refine_diff_density_min         -0.195
_refine_diff_density_rms         0.044
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.020
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     329
_refine_ls_number_reflns         3628
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.020
_refine_ls_R_factor_all          0.0566
_refine_ls_R_factor_gt           0.0451
_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^)+(0.0674P)^2^+2.0136P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1137
_refine_ls_wR_factor_ref         0.1211
_reflns_number_gt                2970
_reflns_number_total             3628
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            b715652a.txt
_cod_data_source_block           2
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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 
;
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               7150823
_vrn_publ_code_frame_time_sec    20.0
_vrn_publ_code_meas_time_hour    16.3