Divergent synthesis of 4,6-diarylated pyridin-2(1H)-ones from chalcones: novel access to 2,4,6-triaryl pyridines.
Khajuria, Rajni; Kannaboina, Prakash; Kapoor, Kamal K.; Gupta, Annah; Raina, Gaurav; Jassal, Amanpreet Kaur; Rana, Love Karan; Hundal, Maninder S.; Das, Parthasarathi; Organic & biomolecular chemistry 13 (2015) 5944–5954; doi:10.1039/c5ob00545k

data_7154433
_publ_section_title
;
 Divergent synthesis of 4,6-diarylated pyridin-2(1H)-ones from chalcones:
 novel access to 2,4,6-triaryl pyridines.
;
_journal_issue                   21
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              5944
_journal_page_last               5954
_journal_paper_doi               10.1039/c5ob00545k
_journal_volume                  13
_journal_year                    2015
_chemical_formula_moiety         'C26 H23 N O3'
_chemical_formula_sum            'C26 H23 N O3'
_chemical_formula_weight         397.45
_space_group_IT_number           9
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'C -2yc'
_symmetry_space_group_name_H-M   'C 1 c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2014-07-11 deposited with the CCDC.
2015-04-14 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 101.157(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   19.554(3)
_cell_length_b                   14.7990(17)
_cell_length_c                   7.5795(9)
_cell_measurement_reflns_used    1421
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      19.69
_cell_measurement_theta_min      3.07
_cell_volume                     2151.9(5)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'Sir-92 (Altomare et al., 1993)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0336
_diffrn_reflns_av_sigmaI/netI    0.0690
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            8914
_diffrn_reflns_theta_full        28.59
_diffrn_reflns_theta_max         28.59
_diffrn_reflns_theta_min         1.74
_exptl_absorpt_coefficient_mu    0.080
_exptl_absorpt_correction_T_max  0.7457
_exptl_absorpt_correction_T_min  0.6446
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2014/2 - Bruker AXS area detector scaling and absorption correction'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.227
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             840
_exptl_crystal_size_max          0.14
_exptl_crystal_size_mid          0.11
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.131
_refine_diff_density_min         -0.137
_refine_diff_density_rms         0.031
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   2.9(14)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.941
_refine_ls_hydrogen_treatment    none
_refine_ls_matrix_type           full
_refine_ls_number_parameters     274
_refine_ls_number_reflns         5151
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      0.941
_refine_ls_R_factor_all          0.1024
_refine_ls_R_factor_gt           0.0502
_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^)+(0.0493P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0984
_refine_ls_wR_factor_ref         0.1253
_reflns_number_gt                2936
_reflns_number_total             5151
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5ob00545k2.cif
_cod_data_source_block           shelx
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

'_exptl_absorpt_correction_type' value 'Multi-scan' changed to
'multi-scan' according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 3271 2015-04-21 07:52:19Z andrius 

 Adding full bibliography for 7154430--7154435.cif.
;
_cod_original_sg_symbol_H-M      'C c'
_cod_database_code               7154433