Shape Prediction for Supramolecular Organic Nanostructures: [4 + 4] Macrocyclic Tetrapods
Briggs, Michael E.; Jelfs, Kim E.; Chong, Samantha Y.; Lester, Catherine; Schmidtmann, Marc; Adams, Dave J.; Cooper, Andrew I.; Crystal Growth & Design 13 (2013) 4993–; doi:10.1021/cg401171v

data_4508487
_publ_section_title
;
 Shape Prediction for Supramolecular Organic Nanostructures: [4 + 4]
 Macrocyclic Tetrapods
;
_journal_issue                   11
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              4993
_journal_paper_doi               10.1021/cg401171v
_journal_volume                  13
_journal_year                    2013
_chemical_formula_sum            'C112.75 H139 N20 O10.75'
_chemical_formula_weight         1946.44
_chemical_name_systematic
; 
 ? 
;
_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   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                67.605(2)
_cell_angle_beta                 87.377(2)
_cell_angle_gamma                75.497(2)
_cell_formula_units_Z            8
_cell_length_a                   18.6118(15)
_cell_length_b                   34.059(3)
_cell_length_c                   37.687(3)
_cell_measurement_reflns_used    9794
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      22.10
_cell_measurement_theta_min      2.18
_cell_volume                     21351(3)
_computing_cell_refinement       'Bruker AXS SAINT V7.68A'
_computing_data_collection       'CrystalClear-SM Expert 2.1 (Rigaku, 2011)'
_computing_data_reduction        'Bruker AXS SAINT V7.68A'
_computing_structure_refinement  'SHELXL (Sheldrick, 2008)'
_computing_structure_solution    'SHELXD (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 28.5714
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Rigaku Saturn724+ (2x2 bin mode)'
_diffrn_measurement_method       'profile data from \w-scans'
_diffrn_radiation_monochromator  confocal
_diffrn_radiation_source         'Rotating Anode'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0736
_diffrn_reflns_av_sigmaI/netI    0.0926
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       35
_diffrn_reflns_limit_k_min       -33
_diffrn_reflns_limit_l_max       39
_diffrn_reflns_limit_l_min       -39
_diffrn_reflns_number            170920
_diffrn_reflns_theta_full        21.97
_diffrn_reflns_theta_max         21.97
_diffrn_reflns_theta_min         1.10
_exptl_absorpt_coefficient_mu    0.080
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.7276
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS 2008/1 (Sheldrick, 2008)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.211
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             8332
_exptl_crystal_size_max          0.13
_exptl_crystal_size_mid          0.11
_exptl_crystal_size_min          0.02
_refine_diff_density_max         1.055
_refine_diff_density_min         -0.518
_refine_diff_density_rms         0.068
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.112
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     4901
_refine_ls_number_reflns         52177
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.112
_refine_ls_R_factor_all          0.1543
_refine_ls_R_factor_gt           0.0910
_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^)+(0.1000P)^2^+35.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2262
_refine_ls_wR_factor_ref         0.2599
_reflns_number_gt                30279
_reflns_number_total             52177
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg401171v_si_002.cif
_cod_data_source_block           CC11
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4508487