1,3,5-Triaryl 2-pyridylidene: base-promoted generation and complexation
Kazuhiro Hata; Yasutomo Segawa; Kenichiro Itami; Chem.Commun. 48 (2012) 6642–; doi:10.1039/c2cc33184e

data_7107930
_publ_section_title
;
 1,3,5-Triaryl 2-pyridylidene: base-promoted generation and complexation
;
_journal_name_full               Chem.Commun.
_journal_page_first              6642
_journal_paper_doi               10.1039/c2cc33184e
_journal_volume                  48
_journal_year                    2012
_chemical_formula_sum            'C38 H40 F3 N O3 S'
_chemical_formula_weight         647.77
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_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                 107.5846(18)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.1166(19)
_cell_length_b                   17.674(2)
_cell_length_c                   14.3488(19)
_cell_measurement_reflns_used    8510
_cell_measurement_temperature    123.1500
_cell_measurement_theta_max      27.4835
_cell_measurement_theta_min      3.0274
_cell_volume                     3412.7(8)
_computing_cell_refinement       'RIGAKU CrystalClear'
_computing_data_collection       'RIGAKU CrystalClear'
_computing_data_reduction        'RIGAKU CrystalClear'
_computing_molecular_graphics    ORTEP-III
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    SIR-97
_diffrn_ambient_temperature      123(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type
;
Saturn70 CCD (4x4 bin mode) with MicroMax-007
;
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71070
_diffrn_reflns_av_R_equivalents  0.0338
_diffrn_reflns_av_sigmaI/netI    0.0298
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            22492
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.03
_exptl_absorpt_coefficient_mu    0.148
_exptl_absorpt_correction_T_max  0.9781
_exptl_absorpt_correction_T_min  0.9709
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Jacobson, R. (1998) Private communication'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.261
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             1368
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.208
_refine_diff_density_min         -0.375
_refine_diff_density_rms         0.043
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.067
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     423
_refine_ls_number_reflns         5977
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.067
_refine_ls_R_factor_all          0.0503
_refine_ls_R_factor_gt           0.0435
_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^)+(0.0552P)^2^+1.0200P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1028
_refine_ls_wR_factor_ref         0.1081
_reflns_number_gt                5211
_reflns_number_total             5977
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2cc33184e.txt
_cod_data_source_block           compound3
_cod_original_cell_volume        3412.8(8)
_cod_original_sg_symbol_H-M      P21/n
_cod_database_code               7107930