Synthetic and Structural Exploration of [24]Tetrathiacalix[2]arene[2]pyrimidines
Mahendra P. Sonawane; Kristof Van Hecke; Jeroen Jacobs; Joice Thomas; Luc Van Meervelt; Wim Dehaen; Wim Van Rossom; Journal of Organic Chemistry 77 (2012) 8444–8450; doi:10.1021/jo301321w

data_4027544
_publ_section_title
;
 Synthetic and Structural Exploration of
 [24]Tetrathiacalix[2]arene[2]pyrimidines
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              8444
_journal_page_last               8450
_journal_paper_doi               10.1021/jo301321w
_journal_volume                  77
_journal_year                    2012
_chemical_formula_moiety         'C46 H48 N4 S6'
_chemical_formula_sum            'C46 H48 N4 S6'
_chemical_formula_weight         849.30
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_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                   15.0414(6)
_cell_length_b                   8.2503(3)
_cell_length_c                   33.9040(12)
_cell_measurement_temperature    100(2)
_cell_volume                     4207.4(3)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_publication_material  Platon
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'SMART 6000'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  'crossed G\"obel mirrors'
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0886
_diffrn_reflns_av_sigmaI/netI    0.0393
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       41
_diffrn_reflns_limit_l_min       -41
_diffrn_reflns_number            33545
_diffrn_reflns_theta_full        71.49
_diffrn_reflns_theta_max         71.49
_diffrn_reflns_theta_min         2.61
_exptl_absorpt_coefficient_mu    3.297
_exptl_absorpt_correction_T_max  0.610
_exptl_absorpt_correction_T_min  0.314
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Bruker SADABS'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.341
_exptl_crystal_description       plate
_exptl_crystal_F_000             1792
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.4
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.757
_refine_diff_density_min         -0.392
_refine_diff_density_rms         0.138
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.078
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     256
_refine_ls_number_reflns         4065
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.078
_refine_ls_R_factor_all          0.0748
_refine_ls_R_factor_gt           0.0652
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1072P)^2^+4.4366P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1622
_refine_ls_wR_factor_ref         0.1701
_reflns_number_gt                3449
_reflns_number_total             4065
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo301321w_si_001_2.cif
_cod_data_source_block           wim154
_cod_database_code               4027544