Dinuclear iminophenoxide copper complexes in rac-lactide polymerisation.
Daneshmand, Pargol; Pinon, Leena; Schaper, Frank; Dalton transactions (Cambridge, England : 2003) 47 (2018) 10147–10161; doi:10.1039/c8dt02140f

data_7046982
_publ_section_title
;
 Dinuclear iminophenoxide copper complexes in rac-lactide polymerisation.
;
_journal_issue                   30
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              10147
_journal_page_last               10161
_journal_paper_doi               10.1039/c8dt02140f
_journal_volume                  47
_journal_year                    2018
_chemical_formula_moiety         'C26 H32 Cu N2 O2'
_chemical_formula_sum            'C26 H32 Cu N2 O2'
_chemical_formula_weight         468.07
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_atom_sites_solution_secondary   difmap
_audit_creation_date             2018-04-18
_audit_creation_method
;
Olex2 1.2
(compiled 2018.04.03 svn.r3497 for OlexSys, GUI svn.r5486)
;
_audit_update_record
;
2018-05-24 deposited with the CCDC.
2018-07-05 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 99.2390(10)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   21.3119(6)
_cell_length_b                   9.3432(3)
_cell_length_c                   23.0794(7)
_cell_measurement_reflns_used    9790
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      71.94
_cell_measurement_theta_min      5.12
_cell_volume                     4536.0(2)
_computing_cell_refinement       'SAINT v8.34A (Bruker, 2013)'
_computing_data_collection
'APEX 2 (2013) Bruker AXS Inc., Madison, WI 53719-1173.'
_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      100
_diffrn_detector_area_resol_mean 8.3
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0405
_diffrn_reflns_av_unetI/netI     0.0182
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.991
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            122428
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.991
_diffrn_reflns_theta_full        67.679
_diffrn_reflns_theta_max         72.188
_diffrn_reflns_theta_min         2.620
_diffrn_source                   'Microfocus Source'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.549
_exptl_absorpt_correction_T_max  0.7536
_exptl_absorpt_correction_T_min  0.5560
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2014/2 (Bruker,2014/2) was used for absorption correction. wR2(int) was 0.1407 before and 0.0532 after correction. The Ratio of minimum to maximum transmission is 0.7378. The \l/2 correction factor is 0.00150.'
_exptl_crystal_colour            green
_exptl_crystal_colour_primary    green
_exptl_crystal_density_diffrn    1.371
_exptl_crystal_description       needle
_exptl_crystal_F_000             1976
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.419
_refine_diff_density_min         -0.431
_refine_diff_density_rms         0.055
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.034
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     559
_refine_ls_number_reflns         8881
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.034
_refine_ls_R_factor_all          0.0358
_refine_ls_R_factor_gt           0.0348
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0613P)^2^+2.3024P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0986
_refine_ls_wR_factor_ref         0.1001
_reflns_Friedel_coverage         0.000
_reflns_number_gt                8544
_reflns_number_total             8881
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8dt02140f2.cif
_cod_data_source_block           comp_5c
_cod_depositor_comments
'Adding full bibliography for 7046963--7046983.cif.'
_cod_database_code               7046982
_shelxl_version_number           2014-3
_shelx_estimated_absorpt_t_max   0.941
_shelx_estimated_absorpt_t_min   0.747
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
2.a Ternary CH refined with riding coordinates:
 C8(H8), C21(H21), C34(H34), C47(H47)
2.b Secondary CH2 refined with riding coordinates:
 C9(H9A,H9B), C10(H10A,H10B), C11(H11A,H11B), C12(H12A,H12B), C13(H13A,H13B),
 C22(H22A,H22B), C23(H23A,H23B), C24(H24A,H24B), C25(H25A,H25B), C26(H26A,H26B),
  C35(H35A,H35B), C36(H36A,H36B), C37(H37A,H37B), C38(H38A,H38B), C39(H39A,
 H39B), C48(H48A,H48B), C49(H49A,H49B), C50(H50A,H50B), C51(H51A,H51B),
 C52(H52A,H52B)
2.c Aromatic/amide H refined with riding coordinates:
 C1(H1), C3(H3), C4(H4), C5(H5), C6(H6), C14(H14), C16(H16), C17(H17),
 C18(H18), C19(H19), C27(H27), C29(H29), C30(H30), C31(H31), C32(H32), C40(H40),
  C42(H42), C43(H43), C44(H44), C45(H45)
;
_shelx_res_checksum              24128
_olex2_submission_special_instructions 'No special instructions were received'