Adaptable 2,5-bis((1,2,3-triazol-4-yl)methoxy)pyrazine ligands for the simple self-assembly of homoleptic 1D coordination polymers
Donaldson, Marryllyn E.; Dais, Tyson N.; Rowlands, Gareth J.; Matheson, Brodie E.; Plieger, Paul G.; CrystEngComm 26 (2024) 504–516; doi:10.1039/D3CE01143G

data_7247895
_publ_section_title
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 Adaptable 2,5-bis((1,2,3-triazol-4-yl)methoxy)pyrazine ligands for the
 simple self-assembly of homoleptic 1D coordination polymers
;
_journal_issue                   4
_journal_name_full               CrystEngComm
_journal_page_first              504
_journal_page_last               516
_journal_paper_doi               10.1039/D3CE01143G
_journal_volume                  26
_journal_year                    2024
_chemical_formula_moiety         'C20 H30 N8 Ni O2, 2(Cl O4)'
_chemical_formula_sum            'C20 H30 Cl2 N8 Ni O10'
_chemical_formula_weight         672.13
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2023-10-13
_audit_creation_method
;
Olex2 1.5
(compiled 2023.08.24 svn.re1ec1418 for OlexSys, GUI svn.r6817)
;
_audit_update_record
;
2023-10-14 deposited with the CCDC.	2023-12-13 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 92.768(4)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   18.5166(11)
_cell_length_b                   16.2958(9)
_cell_length_c                   9.3201(5)
_cell_measurement_reflns_used    9943
_cell_measurement_temperature    100.0
_cell_measurement_theta_max      64.62
_cell_measurement_theta_min      3.62
_cell_volume                     2809.0(3)
_computing_cell_refinement       'SAINT V8.40A (Bruker, 2019)'
_computing_data_reduction        'SAINT V8.40A (Bruker, 2019)'
_computing_molecular_graphics    'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL  (Sheldrick, 2008)'
_computing_structure_solution    'olex2.solve 1.5 (Bourhis et al., 2015)'
_diffrn_ambient_temperature      100.00
_diffrn_measured_fraction_theta_full 0.974
_diffrn_measured_fraction_theta_max 0.974
_diffrn_measurement_device_type  'D8 Venture'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0779
_diffrn_reflns_av_unetI/netI     0.0385
_diffrn_reflns_Laue_measured_fraction_full 0.974
_diffrn_reflns_Laue_measured_fraction_max 0.974
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            27355
_diffrn_reflns_point_group_measured_fraction_full 0.974
_diffrn_reflns_point_group_measured_fraction_max 0.974
_diffrn_reflns_theta_full        67.360
_diffrn_reflns_theta_max         67.360
_diffrn_reflns_theta_min         3.615
_exptl_absorpt_coefficient_mu    3.344
_exptl_absorpt_correction_T_max  0.7535
_exptl_absorpt_correction_T_min  0.5611
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1358 before and 0.0625 after correction.
The Ratio of minimum to maximum transmission is 0.7447.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            blue
_exptl_crystal_colour_primary    blue
_exptl_crystal_density_diffrn    1.589
_exptl_crystal_description       plate
_exptl_crystal_F_000             1392
_exptl_crystal_recrystallization_method 'Et2O into MeCN/MeOH solution'
_exptl_crystal_size_max          0.07
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.531
_refine_diff_density_min         -0.485
_refine_diff_density_rms         0.086
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.058
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     187
_refine_ls_number_reflns         2465
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.058
_refine_ls_R_factor_all          0.0821
_refine_ls_R_factor_gt           0.0602
_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^)+(0.1124P)^2^+3.6145P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1639
_refine_ls_wR_factor_ref         0.1818
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1889
_reflns_number_total             2465
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d3ce01143g2.cif
_cod_data_source_block           DT1_2D
_cod_depositor_comments
'Adding full bibliography for 7247889--7247898.cif.'
_cod_database_code               7247895
_shelx_shelxl_version_number     2019/1
_shelx_estimated_absorpt_t_max   0.936
_shelx_estimated_absorpt_t_min   0.800
_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:
 C3(H3A,H3B), C4(H4A,H4B), C7(H7A,H7B), C8(H8A,H8B), C9(H9A,H9B)
2.b Aromatic/amide H refined with riding coordinates:
 C1(H1), C6(H6)
2.c Idealised Me refined as rotating group:
 C10(H10A,H10B,H10C)
;
_shelx_res_checksum              14396
_olex2_diffrn_ambient_temperature_device 'Oxford Cryosystems'
_olex2_submission_special_instructions 'No special instructions were received'