The synthesis, characterisation and application of iron(iii)-acetate complexes for cyclic carbonate formation and the polymerisation of lactide.
Driscoll, Oliver J.; Hafford-Tear, Claudia H; McKeown, Paul; Stewart, Jack A.; Kociok-Köhn, Gabriele; Mahon, Mary F.; Jones, Matthew D.; Dalton transactions (Cambridge, England : 2003) 48 (2019) 15049–15058; doi:10.1039/c9dt03327k

data_7701053
_publ_section_title
;
 The synthesis, characterisation and application of iron(iii)-acetate
 complexes for cyclic carbonate formation and the polymerisation of
 lactide.
;
_journal_issue                   40
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              15049
_journal_page_last               15058
_journal_paper_doi               10.1039/c9dt03327k
_journal_volume                  48
_journal_year                    2019
_chemical_formula_moiety         'C38 H59 Fe N2 O4'
_chemical_formula_sum            'C38 H59 Fe N2 O4'
_chemical_formula_weight         663.72
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2019-07-15 deposited with the CCDC.    2019-09-06 downloaded from the CCDC.
;
_cell_angle_alpha                86.551(4)
_cell_angle_beta                 86.834(4)
_cell_angle_gamma                76.058(4)
_cell_formula_units_Z            4
_cell_length_a                   15.4565(7)
_cell_length_b                   16.0514(8)
_cell_length_c                   17.3452(8)
_cell_measurement_reflns_used    7736
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      25.1360
_cell_measurement_theta_min      3.5890
_cell_volume                     4165.3(3)
_computing_cell_refinement       'CrysAlisPro 1.171.39.46 (Rigaku OD, 2015)'
_computing_data_collection       'CrysAlisPro 1.171.39.46 (Rigaku OD, 2015)'
_computing_data_reduction        'CrysAlisPro 1.171.39.46 (Rigaku OD, 2015)'
_computing_molecular_graphics
'ORTEP3 for Windows - Farrugia, L. J. J. Appl. Crystallogr. 1997, 30, 565'
_computing_publication_material
;
 'WinGX publication routines, Farrugia, 
 L. J., J. Appl. Crystallogr., 1999, 32, 837-838
;
_computing_structure_refinement
;
 SHELXL-2018/3 (Sheldrick, 2018)
 Sheldrick GM (2008) Acta Crystallogr A64:112--122 and 
 C. B. H\"ubschle, G. M. Sheldrick and B. Dittrich
 ShelXle: a Qt graphical user interface for SHELXL
 J. Appl. Cryst., 44, (2011) 1281-1284.
;
_computing_structure_solution
; 
 SHELXT
 Sheldrick, G. M. (2008). Acta Cryst. A64, 112-122.
;
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      150.00(15)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 16.1468
_diffrn_detector_type            EosS2
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'New Xcalibur, EosS2'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0770
_diffrn_reflns_av_unetI/netI     0.1477
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            43424
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        25.058
_diffrn_reflns_theta_max         25.058
_diffrn_reflns_theta_min         3.410
_diffrn_source                   'fine-focus sealed X-ray tube'
_diffrn_source_type              'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.397
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.85376
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.39.46 (Rigaku Oxford Diffraction, 2018)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.058
_exptl_crystal_description       block
_exptl_crystal_F_000             1436
_exptl_crystal_size_max          0.585
_exptl_crystal_size_mid          0.181
_exptl_crystal_size_min          0.113
_platon_squeeze_details
;
The void contains a string of 4 heavily disordered 
partially occupied EtOH molecules. 
Another disordered EtOH molecule could be found 
in the proximity of N3 summing it up to 3 EtOH.
;
_refine_diff_density_max         0.627
_refine_diff_density_min         -0.484
_refine_diff_density_rms         0.063
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.944
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     845
_refine_ls_number_reflns         14729
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      0.944
_refine_ls_R_factor_all          0.1181
_refine_ls_R_factor_gt           0.0651
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0435P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1259
_refine_ls_wR_factor_ref         0.1452
_reflns_Friedel_coverage         0.000
_reflns_number_gt                8319
_reflns_number_total             14729
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9dt03327k2.cif
_cod_data_source_block           Fe(8)OAc
_cod_depositor_comments
'Adding full bibliography for 7701052--7701059.cif.'
_cod_database_code               7701053
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.801
_shelx_estimated_absorpt_t_max   0.957
_oxdiff_exptl_absorpt_empirical_full_min 0.706
_oxdiff_exptl_absorpt_empirical_full_max 1.264
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;
_shelx_res_checksum              91983
_platon_squeeze_void_probe_radius 1.20