What Molecules Are Likely or Unlikely To Undergo Pedal Motions in Crystals?
Harada, Jun; Ogawa, Keiichiro; Crystal Growth & Design 14 (2014) 5182–; doi:10.1021/cg500962y

data_4511873
_publ_section_title
;
 What Molecules Are Likely or Unlikely To Undergo Pedal Motions in
 Crystals?
;
_journal_issue                   10
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              5182
_journal_paper_doi               10.1021/cg500962y
_journal_volume                  14
_journal_year                    2014
_chemical_formula_moiety         'C18 H20'
_chemical_formula_sum            'C18 H20'
_chemical_formula_weight         236.34
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_date             2014-06-16
_audit_creation_method
;
Olex2 1.2
(compiled 2014.05.21 svn.r2940 for OlexSys, GUI svn.r4846)
;
_cell_angle_alpha                90
_cell_angle_beta                 91.243(1)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   5.4415(3)
_cell_length_b                   6.3079(3)
_cell_length_c                   19.2220(9)
_cell_measurement_reflns_used    4850
_cell_measurement_temperature    90
_cell_measurement_theta_max      30.008
_cell_measurement_theta_min      3.400
_cell_volume                     659.63(6)
_computing_cell_refinement       'SAINT v6.28A (Bruker, 2002)'
_computing_data_collection       'SMART v5.054 (Bruker, 1998)'
_computing_data_reduction        'SAINT v6.28A (Bruker, 2002)'
_computing_molecular_graphics    'XP (Bruker, 1998)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2008)'
_computing_structure_solution    'ShelXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      90
_diffrn_detector_area_resol_mean 8.192
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker SMART 1000'
_diffrn_measurement_method       \w_scan
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0183
_diffrn_reflns_av_unetI/netI     0.0135
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            9944
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         30.008
_diffrn_reflns_theta_min         2.119
_diffrn_source                   'sealed X-ray tube'
_exptl_absorpt_coefficient_mu    0.067
_exptl_absorpt_correction_T_max  1
_exptl_absorpt_correction_T_min  0.947374
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS v.2.03 (Bruker,200?) was used for absorption correction. R(int) was 0.0226 before and 0.0170 after correction. The Ratio of minimum to maximum transmission is 0.9474. The \l/2 correction factor is 0.0015.'
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.190
_exptl_crystal_description       block
_exptl_crystal_F_000             256
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.474
_refine_diff_density_min         -0.139
_refine_diff_density_rms         0.049
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.043
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     84
_refine_ls_number_reflns         1929
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.043
_refine_ls_R_factor_all          0.0447
_refine_ls_R_factor_gt           0.0410
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0691P)^2^+0.1893P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1127
_refine_ls_wR_factor_ref         0.1166
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1742
_reflns_number_total             1929
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            cg500962y_si_001.cif
_cod_data_source_block           2266MeEST90K
_cod_depositor_comments
'Adding full bibliography for 4511872--4511883.cif.'
_cod_database_code               4511873
_shelxl_version_number           2013-4
_shelx_estimated_absorpt_t_max   0.993
_shelx_estimated_absorpt_t_min   0.984
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C3(H3), C4(H4), C5(H5), C7(H7)
2.b Idealised Me refined as rotating group:
 C8(H81,H82,H83), C9(H91,H92,H93)
;
_shelx_res_checksum              9766
_shelx_hkl_checksum              69960
_olex2_submission_special_instructions 'No special instructions were received'