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_4511879
_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         'C16 H16'
_chemical_formula_sum            'C16 H16'
_chemical_formula_weight         208.29
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_date             2014-06-26
_audit_creation_method
;
Olex2 1.2
(compiled 2014.06.23 svn.r2946 for OlexSys, GUI svn.r4855)
;
_cell_angle_alpha                90
_cell_angle_beta                 112.553(1)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   5.7726(3)
_cell_length_b                   17.0351(9)
_cell_length_c                   6.6086(4)
_cell_measurement_reflns_used    4378
_cell_measurement_temperature    200
_cell_measurement_theta_max      29.893
_cell_measurement_theta_min      2.391
_cell_volume                     600.17(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    'Ortep-3 for Windows (Farrugia, 2012)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2008)'
_computing_structure_solution    'ShelXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      200
_diffrn_detector_area_resol_mean 8.192
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.998
_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  0.0172
_diffrn_reflns_av_unetI/netI     0.0117
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            9181
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         30.026
_diffrn_reflns_theta_min         2.391
_diffrn_source                   'sealed X-ray tube'
_exptl_absorpt_coefficient_mu    0.065
_exptl_absorpt_correction_T_max  1
_exptl_absorpt_correction_T_min  0.943883
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS v.2.03 (Bruker,200?) was used for absorption correction. R(int) was 0.0282 before and 0.0163 after correction. The Ratio of minimum to maximum transmission is 0.9439. The \l/2 correction factor is 0.0015.'
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.153
_exptl_crystal_description       block
_exptl_crystal_F_000             224
_exptl_crystal_size_max          0.6
_exptl_crystal_size_mid          0.5
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.216
_refine_diff_density_min         -0.159
_refine_diff_density_rms         0.029
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.073
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     108
_refine_ls_number_reflns         1748
_refine_ls_number_restraints     251
_refine_ls_restrained_S_all      1.030
_refine_ls_R_factor_all          0.0447
_refine_ls_R_factor_gt           0.0392
_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^)+(0.0564P)^2^+0.0763P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1088
_refine_ls_wR_factor_ref         0.1141
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1536
_reflns_number_total             1748
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            cg500962y_si_001.cif
_cod_data_source_block           aaMeEST200K
_cod_depositor_comments
'Adding full bibliography for 4511872--4511883.cif.'
_cod_database_code               4511879
_shelxl_version_number           2013-4
_shelx_estimated_absorpt_t_max   0.987
_shelx_estimated_absorpt_t_min   0.962
_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. Restrained distances
 C7-C7_$1 \\sim C7'-C7'_$1
 with sigma of 0.02
3. Uiso/Uaniso restraints and constraints
All non-hydrogen atoms have similar U: within 1.7A with sigma of 0.04 and sigma
for terminal atoms of 0.08
4. Rigid body (RIGU) restrains
 All non-hydrogen atoms
 with sigma for 1-2 distances of 0.004 and sigma for 1-3 distances of 0.004
5. Same fragment restrains
{C1, C2, C3, C4, C5, C6, C7, C8}
as
{C1', C2', C3', C4', C5', C6', C7', C8'}
6. Others
 Sof(C1')=Sof(C2')=Sof(H2')=Sof(C3')=Sof(H3')=Sof(C4')=Sof(H4')=Sof(C5')=
 Sof(H5')=Sof(C6')=Sof(H6')=Sof(C7')=Sof(C8')=Sof(H81')=Sof(H82')=Sof(H83')=1-
 FVAR(1)
 Sof(C1)=Sof(C2)=Sof(H2)=Sof(C3)=Sof(H3)=Sof(C4)=Sof(H4)=Sof(C5)=Sof(H5)=
 Sof(C6)=Sof(H6)=Sof(C7)=Sof(C8)=Sof(H81)=Sof(H82)=Sof(H83)=FVAR(1)
7.a Aromatic/amide H refined with riding coordinates:
 C2(H2), C3(H3), C4(H4), C5(H5), C6(H6), C2'(H2'), C3'(H3'), C4'(H4'),
 C5'(H5'), C6'(H6')
7.b Idealised Me refined as rotating group:
 C8(H81,H82,H83), C8'(H81',H82',H83')
;
_shelx_res_checksum              29568
_shelx_hkl_checksum              87284
_olex2_submission_special_instructions 'No special instructions were received'