Unexpected Photoisomerization of a Pincer-type Amido Ligand Leads to Facial Coordination at Pt(IV)
Harkins, Seth B.; Peters, Jonas C.; Inorganic Chemistry 45 (2006) 4316–4318; doi:10.1021/ic052014h

data_4332000
_publ_section_title
;
 Unexpected Photoisomerization of a Pincer-type Amido Ligand Leads to
 Facial Coordination at Pt(IV)
;
_journal_issue                   11
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              4316
_journal_page_last               4318
_journal_paper_doi               10.1021/ic052014h
_journal_volume                  45
_journal_year                    2006
_chemical_formula_moiety         'C20 H18 I N3 Pt'
_chemical_formula_sum            'C20 H18 I N3 Pt'
_chemical_formula_weight         622.36
_chemical_name_common            (mer-BQA)PtMe2I
_chemical_name_systematic        (mer-BQA)PtMe2I
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_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     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.799(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.0242(10)
_cell_length_b                   15.578(2)
_cell_length_c                   14.3744(18)
_cell_measurement_reflns_used    6042
_cell_measurement_temperature    98(2)
_cell_measurement_theta_max      28.15
_cell_measurement_theta_min      2.62
_cell_volume                     1796.6(4)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      98(2)
_diffrn_measured_fraction_theta_full 0.939
_diffrn_measured_fraction_theta_max 0.939
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0594
_diffrn_reflns_av_sigmaI/netI    0.0349
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            30699
_diffrn_reflns_theta_full        28.46
_diffrn_reflns_theta_max         28.46
_diffrn_reflns_theta_min         1.93
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    9.536
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   ' Sheldrick, G M. (1996). SADABS. '
_exptl_crystal_colour            purple
_exptl_crystal_density_diffrn    2.301
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1160
_exptl_crystal_recrystallization_method 'peteroleum ether / CH2Cl2'
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.089
_exptl_crystal_size_min          0.048
_refine_diff_density_max         1.183
_refine_diff_density_min         -1.381
_refine_diff_density_rms         0.187
_refine_ls_extinction_coef       0.00060(8)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.339
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     229
_refine_ls_number_reflns         4263
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.339
_refine_ls_R_factor_all          0.0367
_refine_ls_R_factor_gt           0.0271
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0200P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0604
_refine_ls_wR_factor_ref         0.0633
_reflns_number_gt                3546
_reflns_number_total             4263
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic052014hsup1.cif
_cod_data_source_block           Complex_2
_cod_original_cell_volume        1796.7(4)
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               4332000