Heteroatom-bridged tetraphenylenes: synthesis, structures, and properties.
Xiong, Xiao-Dong; Deng, Chun-Lin; Peng, Xiao-Shui; Miao, Qian; Wong, Henry N. C.; Organic letters 16 (2014) 3252–3255; doi:10.1021/ol501267z

data_1516585
_publ_section_title
;
 Heteroatom-bridged tetraphenylenes: synthesis, structures, and
 properties.
;
_journal_issue                   12
_journal_name_full               'Organic letters'
_journal_page_first              3252
_journal_page_last               3255
_journal_paper_doi               10.1021/ol501267z
_journal_volume                  16
_journal_year                    2014
_chemical_formula_sum            'C36 H22 N2'
_chemical_formula_weight         482.56
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_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                 101.0850(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   18.0254(13)
_cell_length_b                   10.3777(8)
_cell_length_c                   12.6140(9)
_cell_measurement_temperature    173(2)
_cell_volume                     2315.6(3)
_computing_cell_refinement       SAINT(Bruker,2001)
_computing_data_collection       APEX2(Bruker,2003)
_computing_data_reduction        APEX2(Bruker,2003)
_computing_molecular_graphics    DIAMOND
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX II CCD diffractometer'
_diffrn_measurement_method       '\f and \w scan'
_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  0.0227
_diffrn_reflns_av_sigmaI/netI    0.0111
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            22108
_diffrn_reflns_theta_full        25.24
_diffrn_reflns_theta_max         25.24
_diffrn_reflns_theta_min         2.28
_exptl_absorpt_coefficient_mu    0.081
_exptl_absorpt_correction_T_max  0.9762
_exptl_absorpt_correction_T_min  0.9608
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.384
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       colorless
_exptl_crystal_F_000             1008
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.30
_refine_diff_density_max         0.297
_refine_diff_density_min         -0.210
_refine_diff_density_rms         0.043
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.076
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     172
_refine_ls_number_reflns         2100
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.076
_refine_ls_R_factor_all          0.0470
_refine_ls_R_factor_gt           0.0417
_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^)+(0.0503P)^2^+2.3667P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1040
_refine_ls_wR_factor_ref         0.1112
_reflns_number_gt                1893
_reflns_number_total             2100
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol501267z_si_003.cif
_cod_data_source_block           tet-n
_cod_depositor_comments
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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/ACS/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 2281 2013-09-26 08:29:07Z andrius 

 Adding full bibliography for 1516580--1516585.cif.
;
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               1516585