Heterodinuclear catalysts Zn(ii)/M and Mg(ii)/M, where M = Na(i), Ca(ii) or Cd(ii), for phthalic anhydride/cyclohexene oxide ring opening copolymerisation
Deacy, Arron C.; Durr, Christopher B.; Kerr, Ryan W. F.; Williams, Charlotte K.; Catalysis Science & Technology 11 (2021) 3109–3118; doi:10.1039/D1CY00238D

data_1561028
_publ_section_title
;
 Heterodinuclear catalysts Zn(ii)/M and Mg(ii)/M, where M = Na(i), Ca(ii)
 or Cd(ii), for phthalic anhydride/cyclohexene oxide ring opening
 copolymerisation
;
_journal_issue                   9
_journal_name_full               'Catalysis Science &amp; Technology'
_journal_page_first              3109
_journal_page_last               3118
_journal_paper_doi               10.1039/D1CY00238D
_journal_volume                  11
_journal_year                    2021
_chemical_formula_moiety         'C42 H48 Li4 N4 O8'
_chemical_formula_sum            'C42 H48 Li4 N4 O8'
_chemical_formula_weight         764.60
_space_group_crystal_system      tetragonal
_space_group_IT_number           92
_space_group_name_Hall           'P 4abw 2nw'
_space_group_name_H-M_alt        'P 41 21 2'
_atom_sites_solution_hydrogens   geom
_audit_creation_date             2021-01-18
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2021-01-19 deposited with the CCDC.	2021-02-25 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.2287(4)
_cell_length_b                   11.2287(4)
_cell_length_c                   32.691(2)
_cell_measurement_reflns_used    3539
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      64.867
_cell_measurement_theta_min      3.901
_cell_volume                     4121.8(3)
_computing_cell_refinement       'CrysAlisPro 1.171.38.43b (Rigaku OD, 2015)'
_computing_data_collection       'CrysAlisPro 1.171.38.43b (Rigaku OD, 2015)'
_computing_data_reduction        'CrysAlisPro 1.171.38.43b (Rigaku OD, 2015)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_diffrn_ambient_temperature      150.15
_diffrn_detector_area_resol_mean 10.5035
_diffrn_detector_type            Atlas
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0359
_diffrn_reflns_av_unetI/netI     0.0301
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.996
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       40
_diffrn_reflns_limit_l_min       -37
_diffrn_reflns_number            18274
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.990
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         76.286
_diffrn_reflns_theta_min         4.163
_exptl_absorpt_coefficient_mu    0.675
_exptl_absorpt_correction_T_max  1
_exptl_absorpt_correction_T_min  0.9426
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
        CrysAlisPro 1.171.38.43b (Rigaku Oxford Diffraction, 2015)
        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    1.232
_exptl_crystal_description       blocks
_exptl_crystal_F_000             1616
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.155
_refine_diff_density_min         -0.150
_refine_diff_density_rms         0.034
_refine_ls_abs_structure_details
;
 Flack x determined using 1171 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.03(12)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.063
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     266
_refine_ls_number_reflns         4279
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.063
_refine_ls_R_factor_all          0.0624
_refine_ls_R_factor_gt           0.0490
_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^)+(0.0439P)^2^+1.5085P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1181
_refine_ls_wR_factor_ref         0.1255
_reflns_Friedel_coverage         0.670
_reflns_Friedel_fraction_full    1.000
_reflns_Friedel_fraction_max     0.980
_reflns_number_gt                3536
_reflns_number_total             4279
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1cy00238d2.cif
_cod_data_source_block           051ckw17
_cod_depositor_comments
'Adding full bibliography for 1561024--1561035.cif.'
_cod_original_cell_volume        4121.8(4)
_cod_database_code               1561028
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.936
_shelx_estimated_absorpt_t_min   0.877
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Secondary CH2 refined with riding coordinates:
 C8(H8A,H8B), C10(H10A,H10B)
2.b Aromatic/amide H refined with riding coordinates:
 C3(H3), C4(H4), C5(H5), C7(H7), C11(H11), C13(H13), C14(H14), C15(H15)
2.c Idealised Me refined as rotating group:
 C20(H20A,H20B,H20C), C21(H21A,H21B,H21C), C18(H18A,H18B,H18C), C19(H19A,H19B,
 H19C)
;
_shelx_res_checksum              31618
_shelx_hkl_checksum              96402
_olex2_submission_special_instructions 'No special instructions were received'