Mining predicted crystal structure landscapes with high throughput crystallisation: old molecules, new insights
Cui, Peng; McMahon, David P.; Spackman, Peter R.; Alston, Ben M.; Little, Marc A.; Day, Graeme M.; Cooper, Andrew I.; Chemical Science 10 (2019) 9988–; doi:10.1039/C9SC02832C

data_1555264
_publ_section_title
;
 Mining predicted crystal structure landscapes with high throughput
 crystallisation: old molecules, new insights
;
_journal_issue                   43
_journal_name_full               'Chemical Science'
_journal_page_first              9988
_journal_paper_doi               10.1039/C9SC02832C
_journal_volume                  10
_journal_year                    2019
_chemical_formula_moiety         'C14 H16 O8, 0.43(C14 H30)'
_chemical_formula_sum            'C20.02 H28.86 O8'
_chemical_formula_weight         397.50
_space_group_crystal_system      tetragonal
_space_group_IT_number           141
_space_group_name_Hall           '-I 4bd 2'
_space_group_name_H-M_alt        'I 41/a m d :2'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     dual
_audit_creation_date             2018-12-06
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2019-05-10 deposited with the CCDC.	2019-08-20 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   16.429(3)
_cell_length_b                   16.429(3)
_cell_length_c                   7.3580(12)
_cell_measurement_reflns_used    2537
_cell_measurement_temperature    200
_cell_measurement_theta_max      25.936
_cell_measurement_theta_min      2.478
_cell_volume                     1986.0(6)
_computing_cell_refinement       'SAINT v8.34A (Bruker, 2013)'
_computing_data_collection
'CrystalClear-SM Expert 2.0 r7 (Rigaku, 2011)'
_computing_data_reduction        'SAINT v8.34A (Bruker, 2013)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      200
_diffrn_detector                 CCD
_diffrn_detector_area_resol_mean 28.5714
_diffrn_detector_type            'Rigaku Saturn724+'
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device       'AFC12 (Right): Kappa 3 circle'
_diffrn_measurement_device_type  'Rigaku Saturn724+ (2x2 bin mode)'
_diffrn_measurement_method       'profile data from \w-scans'
_diffrn_measurement_specimen_support 'Mitegen 50um'
_diffrn_radiation_collimation    0.3
_diffrn_radiation_monochromator  Confocal
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0598
_diffrn_reflns_av_unetI/netI     0.0356
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       6
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            7390
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.377
_diffrn_reflns_theta_min         2.479
_diffrn_source                   'Rotating Anode'
_diffrn_source_current           24.0
_diffrn_source_power             1.2
_diffrn_source_target            Mo
_diffrn_source_type              'Rotating Anode'
_diffrn_source_voltage           50.0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.102
_exptl_absorpt_correction_T_max  0.7454
_exptl_absorpt_correction_T_min  0.4644
_exptl_absorpt_process_details
;
Reflections not merged
7998 Corrected reflections written to file PC_8_638_200K_0m.hkl
Estimated minimum and maximum transmission:  0.4644  0.7454
The ratio of these values is more reliable than their absolute values!
Additional spherical absorption correction applied with mu*r =  0.2000
Lambda/2 correction factor = 0.00150
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.329
_exptl_crystal_description       block
_exptl_crystal_F_000             852
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.13
_refine_diff_density_max         0.241
_refine_diff_density_min         -0.242
_refine_diff_density_rms         0.060
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.135
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     47
_refine_ls_number_reflns         554
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.134
_refine_ls_R_factor_all          0.0842
_refine_ls_R_factor_gt           0.0650
_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^)+(0.0935P)^2^+3.5705P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1850
_refine_ls_wR_factor_ref         0.1993
_reflns_Friedel_coverage         0.000
_reflns_number_gt                407
_reflns_number_total             554
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9sc02832c2.cif
_cod_data_source_block           ADTA_7-38_dioxane-tetradecane_3-fold_publ
_cod_original_cell_volume        1986.0(7)
_cod_original_sg_symbol_H-M      'I 41/a m d'
_cod_database_code               1555264
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_max   0.987
_shelx_estimated_absorpt_t_min   0.985
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H,H) groups
2. Restrained distances
 O2-H2
 0.82 with sigma of 0.02
3. Others
 Fixed Sof: H3A(0.5) H3B(0.5) H1A(0.25) H1B(0.25)
4.a Secondary CH2 refined with riding coordinates:
 C3(H3A,H3B), C1(H1A,H1B)
;
_shelx_res_checksum              58809
_olex2_submission_special_instructions 'No special instructions were received'