Lithium calix[4]arenes: structural studies and use in the ring opening polymerization of cyclic esters
Santoro, Orlando; Elsegood, Mark R. J.; Teat, Simon J.; Yamato, Takehiko; Redshaw, Carl; RSC Advances 11 (2021) 11304–11317; doi:10.1039/D1RA00175B

data_7242420
_publ_section_title
;
 Lithium calix[4]arenes: structural studies and use in the ring opening
 polymerization of cyclic esters
;
_journal_issue                   19
_journal_name_full               'RSC Advances'
_journal_page_first              11304
_journal_page_last               11317
_journal_paper_doi               10.1039/D1RA00175B
_journal_volume                  11
_journal_year                    2021
_chemical_formula_moiety         'C88 H106 Li6 O18 S8, 5(C4 H8 O)'
_chemical_formula_sum            'C108 H146 Li6 O23 S8'
_chemical_formula_weight         2110.36
_space_group_crystal_system      triclinic
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_space_group_name_Hall           '-P 1'
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_audit_update_record
;
2021-03-03 deposited with the CCDC.	2021-03-08 downloaded from the CCDC.
;
_cell_angle_alpha                70.39(4)
_cell_angle_beta                 84.17(5)
_cell_angle_gamma                62.02(3)
_cell_formula_units_Z            1
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_cell_length_b                   13.959(9)
_cell_length_c                   17.735(14)
_cell_measurement_reflns_used    5515
_cell_measurement_temperature    293(2)
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_computing_cell_refinement
;
CrystalClear-SM Expert 2.0 r5 (Rigaku, 2010)
;
_computing_data_collection
;
CrystalClear-SM Expert 2.0 r5 (Rigaku, 2010)
;
_computing_data_reduction
;
CrystalClear-SM Expert 2.0 r5 (Rigaku, 2010)
;
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 28.5714
_diffrn_measured_fraction_theta_full 0.972
_diffrn_measured_fraction_theta_max 0.951
_diffrn_measurement_device
;
CrystalLogic Kappa (3 circle)
;
_diffrn_measurement_device_type  'Rigaku Saturn724+ (2x2 bin mode)'
_diffrn_measurement_method       'profile data from \w-scans'
_diffrn_radiation_monochromator
'double-crystal monochromator with Si 111 cryo-cooled crystals'
_diffrn_radiation_type           synchrotron
_diffrn_radiation_wavelength     0.6889
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_diffrn_reflns_Laue_measured_fraction_max 0.951
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            27343
_diffrn_reflns_point_group_measured_fraction_full 0.972
_diffrn_reflns_point_group_measured_fraction_max 0.951
_diffrn_reflns_theta_full        24.415
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_diffrn_reflns_theta_min         2.118
_diffrn_source                   'DLS Station I19'
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_exptl_absorpt_process_details
;
CrystalClear-SM Expert 2.0 r5 (Rigaku, 2010)
;
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.277
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1124
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: tetrahydrofuran'
_exptl_crystal_size_max          0.070
_exptl_crystal_size_mid          0.050
_exptl_crystal_size_min          0.010
_refine_diff_density_max         0.530
_refine_diff_density_min         -0.311
_refine_diff_density_rms         0.067
_refine_ls_extinction_method     none
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_refine_ls_number_reflns         12071
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_refine_ls_restrained_S_all      0.884
_refine_ls_R_factor_all          0.2148
_refine_ls_R_factor_gt           0.1086
_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^)+(0.1150P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2623
_refine_ls_wR_factor_ref         0.3294
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3704
_reflns_number_total             12071
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1ra00175b2.cif
_cod_data_source_block           2
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_exptl_absorpt_correction_type' value 'Multi-scan' was
changed to 'multi-scan' in accordance with the
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 7556 2019-12-06 15:28:31Z antanas 
;
_cod_database_code               7242420
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.984
_shelx_estimated_absorpt_t_max   0.998
_shelx_res_checksum              66641
_shelx_fab_checksum              17845