Luminescent Zn(ii) and Cd(ii) complexes with chiral 2,2'-bipyridine ligands bearing natural monoterpene groups: synthesis, speciation in solution and photophysics.
Kokina, Tatyana E.; Rakhmanova, Marianna I.; Shekhovtsov, Nikita A.; Glinskaya, Ludmila A.; Komarov, Vladislav Y.; Agafontsev, Alexander M.; Baranov, Andrey Y.; Plyusnin, Pavel E.; Sheludyakova, Liliya A.; Tkachev, Alexey V.; Bushuev, Mark B.; Dalton transactions (Cambridge, England : 2003) 49 (2020) 7552–7563; doi:10.1039/d0dt01438a

data_7704440
_publ_section_title
;
 Luminescent Zn(ii) and Cd(ii) complexes with chiral 2,2'-bipyridine
 ligands bearing natural monoterpene groups: synthesis, speciation in
 solution and photophysics.
;
_journal_issue                   22
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              7552
_journal_page_last               7563
_journal_paper_doi               10.1039/d0dt01438a
_journal_volume                  49
_journal_year                    2020
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C26 H27 Cd Cl2 N3 O'
_chemical_formula_sum            'C26 H27 Cd Cl2 N3 O'
_chemical_formula_weight         580.80
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     dual
_audit_creation_date             2019-03-16
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2020-04-19 deposited with the CCDC.	2020-05-19 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.2814(4)
_cell_length_b                   11.3343(5)
_cell_length_c                   26.1739(10)
_cell_measurement_reflns_used    9883
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      29.57
_cell_measurement_theta_min      2.58
_cell_volume                     2456.78(19)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0241
_diffrn_reflns_av_unetI/netI     0.0316
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.994
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -36
_diffrn_reflns_number            17884
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.990
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         29.691
_diffrn_reflns_theta_min         1.958
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.130
_exptl_absorpt_correction_T_max  0.7459
_exptl_absorpt_correction_T_min  0.6272
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2012/1 (Bruker,2012) was used for absorption correction. wR2(int) was 0.0450 before and 0.0352 after correction. The Ratio of minimum to maximum transmission is 0.8409. The \l/2 correction factor is 0.0015.'
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.570
_exptl_crystal_description       block
_exptl_crystal_F_000             1176
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.542
_refine_diff_density_min         -0.588
_refine_diff_density_rms         0.062
_refine_ls_abs_structure_details
;
 Flack x determined using 2702 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.012(9)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.026
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     304
_refine_ls_number_reflns         6906
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.026
_refine_ls_R_factor_all          0.0270
_refine_ls_R_factor_gt           0.0243
_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^)+(0.0218P)^2^+0.6579P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0507
_refine_ls_wR_factor_ref         0.0518
_reflns_Friedel_coverage         0.767
_reflns_Friedel_fraction_full    0.999
_reflns_Friedel_fraction_max     0.986
_reflns_number_gt                6551
_reflns_number_total             6906
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0dt01438a2.cif
_cod_data_source_block           t585
_cod_depositor_comments
'Adding full bibliography for 7704439--7704440.cif.'
_cod_database_code               7704440
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_max   0.895
_shelx_estimated_absorpt_t_min   0.805
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups, All N(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C4(H4)
2.b Secondary CH2 refined with riding coordinates:
 C5(H5A,H5B), C6(H6A,H6B)
2.c Aromatic/amide H refined with riding coordinates:
 C14(H14), C17(H17), C18(H18), C19(H19), C20(H20), C21(H21), C23(H23),
 C24(H24), C25(H25), C26(H26)
2.d X=CH2 refined with riding coordinates:
 C8(H8A,H8B)
2.e Idealised Me refined as rotating group:
 C9(H9A,H9B,H9C), C10(H10A,H10B,H10C), C12(H12A,H12B,H12C)
;
_shelx_res_checksum              65454
_olex2_submission_special_instructions 'No special instructions were received'