<i>N</i>-{2-[(4<i>S</i>)-4-<i>tert</i>-Butyl-4,5-dihydro-1,3-oxazol-2-yl]phenyl}-5,6-diphenyl-1,2,4-triazin-3-amine
Karczmarzyk, Zbigniew; Wolińska, Ewa; Fruziński, Andrzej; Acta Crystallographica Section E 67 (2011) o651–; doi:10.1107/S1600536811005411

data_2229550
_publ_section_title
;
 <i>N</i>-{2-[(4<i>S</i>)-4-<i>tert</i>-Butyl-4,5-dihydro-1,3-oxazol-2-yl]phenyl}-5,6-diphenyl-1,2,4-triazin-3-amine
;
_journal_coeditor_code           XU5158
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o651
_journal_paper_doi               10.1107/S1600536811005411
_journal_volume                  67
_journal_year                    2011
_chemical_formula_iupac          'C28 H27 N5 O'
_chemical_formula_moiety         'C28 H27 N5 O'
_chemical_formula_sum            'C28 H27 N5 O'
_chemical_formula_weight         449.55
_chemical_melting_point_gt       489
_chemical_melting_point_lt       490
_chemical_name_systematic
;
<i>N</i>-{2-[(4<i>S</i>)-4-<i>tert</i>-Butyl-4,5-dihydro-1,3-oxazol-
2-yl]phenyl}-5,6-diphenyl-1,2,4-triazin-3-amine
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   6.3306(2)
_cell_length_b                   16.9244(6)
_cell_length_c                   22.5787(8)
_cell_measurement_reflns_used    1210
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      30.04
_cell_measurement_theta_min      4.64
_cell_volume                     2419.12(14)
_computing_cell_refinement       'SAINT (Bruker, 2005)'
_computing_data_collection       'APEX2 (Bruker, 2005)'
_computing_data_reduction        'SAINT (Bruker, 2005)'
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 1997)'
_computing_publication_material
'SHELXL97 (Sheldrick, 2008) and WinGX (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.986
_diffrn_measured_fraction_theta_max 0.986
_diffrn_measurement_device_type  'Bruker SMART APEXII CCD'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0904
_diffrn_reflns_av_sigmaI/netI    0.0540
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            28527
_diffrn_reflns_theta_full        70.21
_diffrn_reflns_theta_max         70.21
_diffrn_reflns_theta_min         3.26
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.612
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.8815
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2005)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.234
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             952
_exptl_crystal_size_max          0.54
_exptl_crystal_size_mid          0.02
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.146
_refine_diff_density_min         -0.171
_refine_ls_extinction_coef       0.0053(5)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL97 (Sheldrick, 2008)'
_refine_ls_goodness_of_fit_ref   1.054
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     311
_refine_ls_number_reflns         2625
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.054
_refine_ls_R_factor_all          0.0928
_refine_ls_R_factor_gt           0.0501
_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^)+(0.0683P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1115
_refine_ls_wR_factor_ref         0.1343
_reflns_number_gt                1648
_reflns_number_total             2625
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            xu5158.cif
_cod_data_source_block           I
_cod_database_code               2229550
_cod_database_fobs_code          2229550