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_7107931
_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            'C30 H31 N S'
_chemical_formula_weight         437.62
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 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                 97.269(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   11.751(4)
_cell_length_b                   19.429(6)
_cell_length_c                   22.402(7)
_cell_measurement_reflns_used    8601
_cell_measurement_temperature    123.1500
_cell_measurement_theta_max      27.4372
_cell_measurement_theta_min      3.1625
_cell_volume                     5073(3)
_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 0.998
_diffrn_measured_fraction_theta_max 0.998
_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  0.0760
_diffrn_reflns_av_sigmaI/netI    0.0814
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            33370
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.16
_exptl_absorpt_coefficient_mu    0.144
_exptl_absorpt_correction_T_max  0.9971
_exptl_absorpt_correction_T_min  0.9857
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Jacobson, R. (1998) Private communication'
_exptl_crystal_colour            Yellow
_exptl_crystal_density_diffrn    1.146
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             1872
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.902
_refine_diff_density_min         -0.349
_refine_diff_density_rms         0.069
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.088
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     591
_refine_ls_number_reflns         8903
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.088
_refine_ls_R_factor_all          0.1590
_refine_ls_R_factor_gt           0.1084
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1475P)^2^+3.8073P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2705
_refine_ls_wR_factor_ref         0.3154
_reflns_number_gt                5418
_reflns_number_total             8903
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2cc33184e.txt
_cod_data_source_block           compound5
_cod_original_cell_volume        5074(3)
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               7107931