Syntheses, structural, photophysical and theoretical studies of heteroleptic cycloplatinated guanidinate(1−) complexes bearing acetylacetonate and picolinate ancillary ligands
Thakur, Vasudha; Thomas, Jisha Mary; Adnan, Mohammad; Sivasankar, Chinnappan; Vijaya Prakash, G.; Thirupathi, Natesan; RSC Advances 14 (2024) 13291–13305; doi:10.1039/D4RA00828F

data_7248515
_publ_section_title
;
 Syntheses, structural, photophysical and theoretical studies of
 heteroleptic cycloplatinated guanidinate(1&#x2212;) complexes bearing
 acetylacetonate and picolinate ancillary ligands
;
_journal_issue                   19
_journal_name_full               'RSC Advances'
_journal_page_first              13291
_journal_page_last               13305
_journal_paper_doi               10.1039/D4RA00828F
_journal_volume                  14
_journal_year                    2024
_chemical_formula_moiety         'C24 H20 Br3 N3 O2 Pt'
_chemical_formula_sum            'C24 H20 Br3 N3 O2 Pt'
_chemical_formula_weight         817.25
_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     dual
_audit_creation_date             2018-12-19
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2018-12-28 deposited with the CCDC.	2024-04-15 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 99.627(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.8997(3)
_cell_length_b                   13.5956(4)
_cell_length_c                   18.9893(5)
_cell_measurement_reflns_used    4596
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      19.1000
_cell_measurement_theta_min      3.5650
_cell_volume                     2519.82(13)
_computing_cell_refinement       'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_data_collection       'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_data_reduction        'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_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      293(2)
_diffrn_detector_area_resol_mean 15.9853
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Xcalibur, Sapphire3'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1461
_diffrn_reflns_av_unetI/netI     0.1202
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            34866
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.372
_diffrn_reflns_theta_min         3.569
_diffrn_source                   'fine-focus sealed X-ray tube'
_exptl_absorpt_coefficient_mu    10.352
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.49561
_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            brown
_exptl_crystal_density_diffrn    2.154
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1536
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.05
_refine_diff_density_max         2.031
_refine_diff_density_min         -0.895
_refine_diff_density_rms         0.185
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.932
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     264
_refine_ls_number_reflns         5136
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.932
_refine_ls_R_factor_all          0.1424
_refine_ls_R_factor_gt           0.0690
_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^)+(0.1000P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1604
_refine_ls_wR_factor_ref         0.2107
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2697
_reflns_number_total             5136
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d4ra00828f3.cif
_cod_data_source_block           Complex-17
_cod_database_code               7248515
_shelx_shelxl_version_number     2017/1
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All N(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Aromatic/amide H refined with riding coordinates:
 N3(H3), N2(H2), C16(H16), C17(H17), C18(H18), C3(H3A), C4(H4), C5(H5), C6(H6),
  C9(H9), C10(H10), C11(H11), C12(H12), C22(H22)
2.b Fitted hexagon refined as free rotating group:
 C15(C16,C17,C18,C19,C14), C2(C3,C4,C5,C6,C7), C8(C9,C10,C11,C12,C13)
2.c Idealised Me refined as rotating group:
 C20(H20A,H20B,H20C), C24(H24A,H24B,H24C)
;
_shelx_res_checksum              4105
_olex2_submission_special_instructions 'No special instructions were received'