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_7107934
_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 H29 N'
_chemical_formula_weight         403.54
_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                98.919(2)
_cell_angle_beta                 105.428(5)
_cell_angle_gamma                93.867(4)
_cell_formula_units_Z            4
_cell_length_a                   11.727(3)
_cell_length_b                   12.934(3)
_cell_length_c                   15.910(4)
_cell_measurement_reflns_used    4872
_cell_measurement_temperature    123(2)
_cell_measurement_theta_max      27.5259
_cell_measurement_theta_min      3.0845
_cell_volume                     2283.1(10)
_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 0.981
_diffrn_measured_fraction_theta_max 0.981
_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  0.0618
_diffrn_reflns_av_sigmaI/netI    0.1065
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            15506
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.08
_exptl_absorpt_coefficient_mu    0.067
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            Yellow
_exptl_crystal_density_diffrn    1.174
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             864
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.03
_exptl_crystal_size_min          0.01
_refine_diff_density_max         0.621
_refine_diff_density_min         -0.293
_refine_diff_density_rms         0.056
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.062
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     571
_refine_ls_number_reflns         7886
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.062
_refine_ls_R_factor_all          0.1384
_refine_ls_R_factor_gt           0.0770
_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^)+(0.0813P)^2^+0.0742P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1595
_refine_ls_wR_factor_ref         0.1913
_reflns_number_gt                4568
_reflns_number_total             7886
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2cc33184e.txt
_cod_data_source_block           compound9
_cod_original_cell_volume        2283.2(9)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7107934