Practical three-component synthesis of crowded arenes with donor-acceptor substitution.
Fichtler, Robert; Neudörfl, Jörg-M; Jacobi von Wangelin, Axel; Organic & biomolecular chemistry 9 (2011) 7224–7236; doi:10.1039/c1ob05984j

data_7152016
_publ_section_title
;
 Practical three-component synthesis of crowded arenes with
 donor-acceptor substitution.
;
_journal_issue                   20
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              7224
_journal_page_last               7236
_journal_paper_doi               10.1039/c1ob05984j
_journal_volume                  9
_journal_year                    2011
_chemical_absolute_configuration unk
_chemical_formula_moiety         'C26 H37 N O6'
_chemical_formula_sum            'C26 H37 N O6'
_chemical_formula_weight         459.57
_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   geom
_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                   10.4445(10)
_cell_length_b                   14.899(2)
_cell_length_c                   16.596(2)
_cell_measurement_reflns_used    11965
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.00
_cell_measurement_theta_min      1.84
_cell_volume                     2582.5(5)
_computing_cell_refinement       'Nonius DENZO (Otwinowski, Minor 1997)'
_computing_data_collection       'Nonius COLLECT'
_computing_data_reduction        'Nonius DENZO (Otwinowski, Minor 1997)'
_computing_molecular_graphics    'SCHAKAL99 (E. Keller 1999)'
_computing_publication_material  'PLATON (A. L. Spek 1980-2004)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method       Phi/Omega-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  0.1433
_diffrn_reflns_av_sigmaI/netI    0.1407
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            11965
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.84
_exptl_absorpt_coefficient_mu    0.083
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.182
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             992
_exptl_crystal_size_max          .3
_exptl_crystal_size_mid          .03
_exptl_crystal_size_min          .03
_refine_diff_density_max         0.357
_refine_diff_density_min         -0.217
_refine_diff_density_rms         0.047
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -2(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.909
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     308
_refine_ls_number_reflns         2590
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.909
_refine_ls_R_factor_all          0.1486
_refine_ls_R_factor_gt           0.0554
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0592P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1058
_refine_ls_wR_factor_ref         0.1299
_reflns_number_gt                1275
_reflns_number_total             2590
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1ob05984j.txt
_cod_data_source_block           rob208a
_cod_original_sg_symbol_H-M      P212121
_cod_database_code               7152016