Cyclo-meta-phenylene Revisited: Nickel-Mediated Synthesis, Molecular Structures, and Device Applications.
Xue, Jing Yang; Ikemoto, Koki; Takahashi, Norihisa; Izumi, Tomoo; Taka, Hideo; Kita, Hiroshi; Sato, Sota; Isobe, Hiroyuki; The Journal of organic chemistry 79 (2014) 9735–9739; doi:10.1021/jo501903n

data_4030017
_publ_section_title
;
 Cyclo-meta-phenylene Revisited: Nickel-Mediated Synthesis, Molecular
 Structures, and Device Applications.
;
_journal_issue                   20
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              9735
_journal_page_last               9739
_journal_paper_doi               10.1021/jo501903n
_journal_volume                  79
_journal_year                    2014
_chemical_formula_moiety         'C30 H20'
_chemical_formula_sum            'C30 H20'
_chemical_formula_weight         380.49
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2014-06-27
_audit_creation_method           'by CrystalStructure 4.1'
_cell_angle_alpha                90.0000
_cell_angle_beta                 107.144(3)
_cell_angle_gamma                90.0000
_cell_formula_units_Z            4
_cell_length_a                   16.2882(18)
_cell_length_b                   5.4529(7)
_cell_length_c                   22.623(3)
_cell_measurement_reflns_used    1722
_cell_measurement_temperature    93
_cell_measurement_theta_max      74.20
_cell_measurement_theta_min      28.60
_cell_volume                     1920.0(4)
_computing_cell_refinement       'CrystalClear-SM Expert 2.1 b29'
_computing_data_collection       'CrystalClear-SM Expert 2.1 b29 (Rigaku, 2013)'
_computing_data_reduction        'CrystalClear-SM Expert 2.1 b29'
_computing_molecular_graphics    'CrystalStructure 4.1'
_computing_publication_material  'CrystalStructure 4.1 (Rigaku, 2014)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SIR92 (Altomare, et al., 1994)'
_diffrn_ambient_temperature      93
_diffrn_detector_area_resol_mean 5.814
_diffrn_measured_fraction_theta_full 0.978
_diffrn_measured_fraction_theta_max 0.978
_diffrn_measurement_device_type  'Rigaku XtaLAB P200'
_diffrn_measurement_method       \w
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54187
_diffrn_reflns_av_R_equivalents  0.0223
_diffrn_reflns_Laue_measured_fraction_full 0.000
_diffrn_reflns_Laue_measured_fraction_max 0.000
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       5
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            26741
_diffrn_reflns_point_group_measured_fraction_full 0.000
_diffrn_reflns_point_group_measured_fraction_max 0.000
_diffrn_reflns_theta_full        74.230
_diffrn_reflns_theta_max         74.230
_diffrn_reflns_theta_min         3.959
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.565
_exptl_absorpt_correction_T_max  0.978
_exptl_absorpt_correction_T_min  0.910
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'REQAB (Rigaku, 1998)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.316
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             800.00
_exptl_crystal_size_max          0.130
_exptl_crystal_size_mid          0.050
_exptl_crystal_size_min          0.040
_refine_diff_density_max         0.21
_refine_diff_density_min         -0.21
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.026
_refine_ls_hydrogen_treatment    refxyz
_refine_ls_number_parameters     271
_refine_ls_number_reflns         3825
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.0382
_refine_ls_R_factor_gt           0.0368
_refine_ls_shift/su_max          0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^)+(0.0654P)^2^+0.6861P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1020
_refine_ls_wR_factor_ref         0.1042
_reflns_number_gt                3641
_reflns_number_total             3826
_reflns_threshold_expression     F^2^>2.0\s(F^2^)
_cod_data_source_file            jo501903n_si_002.cif
_cod_data_source_block           5CMP
_cod_depositor_comments
'Adding full bibliography for 4030014--4030018.cif.'
_cod_database_code               4030017