Solid-state structural studies of oxacalix[2]arene[2]naphthalene as a molecular tweezer
Kleyn, Anneli; Jacobs, Tia; Barbour, Leonard J.; CrystEngComm 13 (2011) 3175–; doi:10.1039/c0ce00536c

data_7205659
_publ_section_title
;
 Solid-state structural studies of oxacalix[2]arene[2]naphthalene as a
 molecular tweezer
;
_journal_issue                   9
_journal_name_full               CrystEngComm
_journal_page_first              3175
_journal_paper_doi               10.1039/c0ce00536c
_journal_volume                  13
_journal_year                    2011
_chemical_formula_moiety         'C32 H16 N4 O12, 2(C6 H5 N O2)'
_chemical_formula_sum            'C44 H26 N6 O16'
_chemical_formula_weight         894.71
_chemical_name_common            'Nitrobenzene solvate'
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                92.2940(10)
_cell_angle_beta                 96.5760(10)
_cell_angle_gamma                112.5370(10)
_cell_formula_units_Z            2
_cell_length_a                   11.6967(12)
_cell_length_b                   13.1380(13)
_cell_length_c                   13.3989(13)
_cell_measurement_reflns_used    9889
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.66
_cell_measurement_theta_min      2.17
_cell_volume                     1881.4(3)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'X-Seed (Barbour,2001;Atwood&Barbour,2003)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)''
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.886
_diffrn_measurement_device_type  'Bruker APEX CCD area detector'
_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  0.0162
_diffrn_reflns_av_sigmaI/netI    0.0214
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            17703
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         28.04
_diffrn_reflns_theta_min         1.90
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.123
_exptl_absorpt_correction_T_max  0.9722
_exptl_absorpt_correction_T_min  0.9342
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2002)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.579
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             920
_exptl_crystal_size_max          0.56
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.23
_refine_diff_density_max         0.325
_refine_diff_density_min         -0.235
_refine_diff_density_rms         0.045
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.047
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     595
_refine_ls_number_reflns         8090
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.047
_refine_ls_R_factor_all          0.0383
_refine_ls_R_factor_gt           0.0336
_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^)+(0.0421P)^2^+0.7872P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0852
_refine_ls_wR_factor_ref         0.0892
_reflns_number_gt                7183
_reflns_number_total             8090
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c0ce00536c.txt
_cod_data_source_block           1e.CIF
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_sg_symbol_Hall     -P1
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7205659