Pnictogen-bonding catalysis: brevetoxin-type polyether cyclizations
Gini, Andrea; Paraja, Miguel; Galmés, Bartomeu; Besnard, Celine; Poblador-Bahamonde, Amalia I.; Sakai, Naomi; Frontera, Antonio; Matile, Stefan; Chemical Science  (2020) –; doi:10.1039/D0SC02551H

data_1558415
_publ_section_title
;
 Pnictogen-bonding catalysis: brevetoxin-type polyether cyclizations
;
_journal_name_full               'Chemical Science'
_journal_paper_doi               10.1039/D0SC02551H
_journal_year                    2020
_chemical_formula_moiety         'C24 H8 F12 Sn'
_chemical_formula_sum            'C24 H8 F12 Sn'
_chemical_formula_weight         642.99
_space_group_crystal_system      tetragonal
_space_group_IT_number           142
_space_group_name_Hall           '-I 4bd 2c'
_space_group_name_H-M_alt        'I 41/a c d :2'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     iterative
_audit_creation_date             2020-02-24
_audit_creation_method
;
Olex2 1.3
(compiled Nov 21 2019 18:26:39 for OlexSys, GUI svn.r6003)
;
_audit_update_record
;
2020-04-26 deposited with the CCDC.	2020-06-17 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   13.3697(3)
_cell_length_b                   13.3697(3)
_cell_length_c                   23.8975(8)
_cell_measurement_reflns_used    6040
_cell_measurement_temperature    99.99(13)
_cell_measurement_theta_max      32.9460
_cell_measurement_theta_min      3.0330
_cell_volume                     4271.7(2)
_computing_cell_refinement       'CrysAlisPro 1.171.41.53a (Rigaku OD, 2020)'
_computing_data_collection       'CrysAlisPro 1.171.41.53a (Rigaku OD, 2020)'
_computing_data_reduction        'CrysAlisPro 1.171.41.53a (Rigaku OD, 2020)'
_computing_molecular_graphics    'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2018/3 (Sheldrick, 2015)'
_computing_structure_solution    'olex2.solve 1.3 (Bourhis et al., 2015)'
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      99.99(13)
_diffrn_detector                 'Hybrid Pixel Array Detector'
_diffrn_detector_area_resol_mean 10.0000
_diffrn_detector_type            HyPix-Arc
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.917
_diffrn_measurement_details
;
List of Runs (angles in degrees, time in seconds):

  # Type    Start    End  Width  t~exp~   \w     \q     \k     \f   Frames
  1  \w    -18.00   9.00   0.50   14.00    --    0.03 -99.00 -60.00   54
  2  \w    -22.00  18.00   0.50   14.00    --    0.03 -99.00  60.00   80
  3  \w     17.00  42.00   0.50   14.00    --    0.03  77.00  90.00   50
;
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'XtaLAB Synergy, Dualflex, HyPix-Arc'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_type
'CrysAlisPro convention (1999,Acta A55,543-557)'
_diffrn_orient_matrix_UB_11      0.0494524000
_diffrn_orient_matrix_UB_12      0.0015564000
_diffrn_orient_matrix_UB_13      0.0106929000
_diffrn_orient_matrix_UB_21      0.0089374000
_diffrn_orient_matrix_UB_22      0.0449684000
_diffrn_orient_matrix_UB_23      -0.0149436000
_diffrn_orient_matrix_UB_31      -0.0170230000
_diffrn_orient_matrix_UB_32      0.0281712000
_diffrn_orient_matrix_UB_33      0.0232794000
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0311
_diffrn_reflns_av_unetI/netI     0.0240
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.917
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       29
_diffrn_reflns_limit_l_min       -34
_diffrn_reflns_number            8499
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.917
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         33.245
_diffrn_reflns_theta_min         2.747
_diffrn_source                   'micro-focus sealed X-ray tube'
_diffrn_source_type              'PhotonJet (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    1.313
_exptl_absorpt_correction_T_max  0.840
_exptl_absorpt_correction_T_min  0.602
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.41.53a (Rigaku Oxford Diffraction, 2020)
Analytical numeric absorption correction using a multifaceted crystal
			model based on expressions derived by R.C. Clark & J.S. Reid.
(Clark, R. C. & Reid, J. S. (1995). Acta Cryst. A51, 887-897)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    2.000
_exptl_crystal_description       prism
_exptl_crystal_F_000             2480
_exptl_crystal_size_max          0.467
_exptl_crystal_size_mid          0.168
_exptl_crystal_size_min          0.129
_refine_diff_density_max         1.083
_refine_diff_density_min         -0.926
_refine_diff_density_rms         0.093
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.109
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     84
_refine_ls_number_reflns         1894
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.109
_refine_ls_R_factor_all          0.0275
_refine_ls_R_factor_gt           0.0247
_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^)+(0.0386P)^2^+2.9009P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0713
_refine_ls_wR_factor_ref         0.0731
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1649
_reflns_number_total             1894
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0sc02551h2.cif
_cod_data_source_block           catalyst_3
_cod_original_sg_symbol_H-M      'I 41/a c d'
_cod_database_code               1558415
_shelx_shelxl_version_number     2018/3
_chemical_oxdiff_formula         'Sn F12 C24 H8'
_reflns_odcompleteness_completeness 99.77
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     26.32
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C2(H2), C6(H6)
;
_shelx_res_checksum              75949
_shelx_hkl_checksum              13035
_olex2_submission_special_instructions 'No special instructions were received'
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;
_oxdiff_exptl_absorpt_empirical_full_max 2.640
_oxdiff_exptl_absorpt_empirical_full_min 0.431