Solvent-induced polymorphism in dipodal N-donor ligands containing a biphenyl core
Chaudhary, Simran; Kędziera, Dariusz; Rafiński, Zbigniew; Dobrzańska, Liliana; RSC Advances 13 (2023) 30625–30632; doi:10.1039/D3RA05713E

data_7247526
_publ_section_title
;
 Solvent-induced polymorphism in dipodal N-donor ligands containing a
 biphenyl core
;
_journal_issue                   44
_journal_name_full               'RSC Advances'
_journal_page_first              30625
_journal_page_last               30632
_journal_paper_doi               10.1039/D3RA05713E
_journal_volume                  13
_journal_year                    2023
_chemical_formula_sum            'C20 H18 N4'
_chemical_formula_weight         314.38
_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'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2023-04-02 deposited with the CCDC.	2023-10-06 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90.6510(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   5.66180(10)
_cell_length_b                   14.6008(2)
_cell_length_c                   19.1251(3)
_cell_measurement_reflns_used    11886
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      76.8890
_cell_measurement_theta_min      3.7790
_cell_volume                     1580.91(4)
_computing_cell_refinement       'CrysAlisPro 1.171.41.104a (Rigaku OD, 2021)'
_computing_data_collection       'CrysAlisPro 1.171.41.104a (Rigaku OD, 2021)'
_computing_data_reduction        'CrysAlisPro 1.171.41.104a (Rigaku OD, 2021)'
_computing_molecular_graphics    'Mercury (Macrae et al., 2008)'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXS-2018/3 (Sheldrick, 2018)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 10.0000
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.974
_diffrn_measurement_device_type  'XtaLAB Synergy, Dualflex, HyPix'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0290
_diffrn_reflns_av_unetI/netI     0.0198
_diffrn_reflns_Laue_measured_fraction_full 0.996
_diffrn_reflns_Laue_measured_fraction_max 0.974
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            18651
_diffrn_reflns_point_group_measured_fraction_full 0.996
_diffrn_reflns_point_group_measured_fraction_max 0.974
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         77.187
_diffrn_reflns_theta_min         3.809
_diffrn_source                   'micro-focus sealed X-ray tube'
_exptl_absorpt_coefficient_mu    0.633
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.66073
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.41.104a (Rigaku Oxford Diffraction, 2021)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.321
_exptl_crystal_description       plate
_exptl_crystal_F_000             664
_exptl_crystal_size_max          0.150
_exptl_crystal_size_mid          0.130
_exptl_crystal_size_min          0.040
_refine_diff_density_max         0.215
_refine_diff_density_min         -0.186
_refine_diff_density_rms         0.036
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.052
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     217
_refine_ls_number_reflns         3263
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.052
_refine_ls_R_factor_all          0.0384
_refine_ls_R_factor_gt           0.0342
_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^)+(0.0411P)^2^+0.4649P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0863
_refine_ls_wR_factor_ref         0.0892
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2917
_reflns_number_total             3263
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d3ra05713e2.cif
_cod_data_source_block           SC4DCM
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7247526
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.911
_shelx_estimated_absorpt_t_max   0.975
_shelx_res_checksum              32433