Molecular recognition of pyrazine N,N′-dioxide using aryl extended calix[4]pyrroles
Guo, Chenxing; Wang, Hu; Lynch, Vincent M.; Ji, Xiaofan; Page, Zachariah A.; Sessler, Jonathan L.; Chemical Science 11 (2020) 5650–5657; doi:10.1039/D0SC01496F

data_1557830
_publ_section_title
;
 Molecular recognition of pyrazine N,N&#x2032;-dioxide using aryl extended
 calix[4]pyrroles
;
_journal_issue                   22
_journal_name_full               'Chemical Science'
_journal_page_first              5650
_journal_page_last               5657
_journal_paper_doi               10.1039/D0SC01496F
_journal_volume                  11
_journal_year                    2020
_chemical_formula_moiety         '2 C36 H38 N6, C4 H4 N2 O2, 2 C H4 O, 2 H2 O'
_chemical_formula_sum            'C78 H92 N14 O6'
_chemical_formula_weight         1321.65
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2016/6
_audit_update_record
;
2020-02-20 deposited with the CCDC.	2020-04-20 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 93.976(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.761(3)
_cell_length_b                   17.133(3)
_cell_length_c                   31.684(5)
_cell_measurement_reflns_used    4693
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      22.6
_cell_measurement_theta_min      2.31
_cell_volume                     6911(2)
_computing_cell_refinement       'Apex II release 2010, Bruker AXS, Inc.'
_computing_data_collection       'Apex II release 2010, Bruker AXS, Inc.'
_computing_data_reduction        'Apex II release 2010, Bruker AXS, Inc.'
_computing_molecular_graphics    'XP SHELXTL/PC, Siemens Analytical'
_computing_publication_material  'SHELXL-2016/6, Sheldrick, G. M.'
_computing_structure_refinement  'Shelxl-2016/6, Sheldrick, G. M.'
_computing_structure_solution
;

Sheldrick, G. M. (2015).  SHELXT.  Acta Cryst. A71, 3-8.

;
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type
'Nonius Kappa CCD with a Bruker Apex II detector'
_diffrn_measurement_method       \w-scans
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1768
_diffrn_reflns_av_unetI/netI     0.1311
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.993
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       29
_diffrn_reflns_limit_l_min       -38
_diffrn_reflns_number            63040
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.993
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.493
_diffrn_reflns_theta_min         1.993
_diffrn_source                   'sealed fine focus tube'
_exptl_absorpt_coefficient_mu    0.082
_exptl_absorpt_correction_T_max  0.7452
_exptl_absorpt_correction_T_min  0.5952
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS 2014/5'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.270
_exptl_crystal_description       prism
_exptl_crystal_F_000             2824
_refine_diff_density_max         0.381
_refine_diff_density_min         -0.473
_refine_diff_density_rms         0.072
_refine_ls_extinction_coef       0.0042(4)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2016/6 (Sheldrick 2016)'
_refine_ls_goodness_of_fit_ref   1.045
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     482
_refine_ls_number_reflns         6385
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.052
_refine_ls_R_factor_all          0.1191
_refine_ls_R_factor_gt           0.0644
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0670P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1483
_refine_ls_wR_factor_ref         0.1703
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3948
_reflns_number_total             6385
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0sc01496f3.cif
_cod_data_source_block           shelx_CCDC2
_cod_depositor_comments
;Adding full bibliography for 1557828--1557833.cif.

 Adding full bibliography for 1557828--1557833.cif.
;
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               1557830
_shelx_shelxl_version_number     2016/6
_shelx_res_checksum              95436