PtII-mediated 1,3-dipolar cycloaddition of oxazoline N-oxides to nitriles as a key step to dihydrooxazolo-1,2,4-oxadiazoles.
Makarycheva-Mikhailova, Anastassiya V; Golenetskaya, Julia A.; Bokach, Nadezhda A.; Balova, Irina A.; Haukka, Matti; Kukushkin, Vadim Yu; Inorganic chemistry 46 (2007) 8323–8331; doi:10.1021/ic701133b

data_4339439
_publ_section_title
;
 PtII-mediated 1,3-dipolar cycloaddition of oxazoline N-oxides to nitriles
 as a key step to dihydrooxazolo-1,2,4-oxadiazoles.
;
_journal_issue                   20
_journal_name_full               'Inorganic chemistry'
_journal_page_first              8323
_journal_page_last               8331
_journal_paper_doi               10.1021/ic701133b
_journal_volume                  46
_journal_year                    2007
_chemical_formula_moiety         'C24 H42 Cl2 N6 O4 Pt, 2(C D Cl3)'
_chemical_formula_sum            'C26 H42 Cl8 D2 N6 O4 Pt'
_chemical_formula_weight         985.37
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                81.645(5)
_cell_angle_beta                 88.340(6)
_cell_angle_gamma                86.454(6)
_cell_formula_units_Z            1
_cell_length_a                   9.1351(9)
_cell_length_b                   9.9820(4)
_cell_length_c                   10.0486(6)
_cell_measurement_reflns_used    4041
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      1.00
_cell_volume                     904.65(11)
_computing_cell_refinement       'Denzo/Scalepack (Otwinowski & Minor, 1997)'
_computing_data_collection       'Collect (Nonius BV, 1997-2000)'
_computing_data_reduction        'Denzo/Scalepack (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'Diamond v.3.1a (Crystal Impact GbR, 2005)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR2004 (Burla et al., 2005)'
_diffrn_ambient_temperature      120(2)
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device       '95mm CCD camera on \k-goniostat'
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method       '\f scans and \w scans with \k offset'
_diffrn_radiation_monochromator  'horizontally mounted graphite crystal'
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0210
_diffrn_reflns_av_sigmaI/netI    0.0173
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            18943
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         2.69
_exptl_absorpt_coefficient_mu    4.510
_exptl_absorpt_correction_T_max  0.5088
_exptl_absorpt_correction_T_min  0.3983
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS v.2.10 (Sheldrick, 2003)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.809
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             488
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.447
_refine_diff_density_min         -0.500
_refine_diff_density_rms         0.063
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.037
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     212
_refine_ls_number_reflns         4132
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.037
_refine_ls_R_factor_all          0.0132
_refine_ls_R_factor_gt           0.0131
_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^)+(0.0141P)^2^+0.4478P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0301
_refine_ls_wR_factor_ref         0.0301
_reflns_number_gt                4116
_reflns_number_total             4132
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic701133b-file001.cif
_cod_data_source_block           compound_9
_cod_original_formula_sum        'C26 H42 D2 Cl8 N6 O4 Pt'
_cod_database_code               4339439