Synthesis of Partially Hydrogenated Cycloparaphenylenes with Bent and Fused Structures Bearing Armchair Carbon Nanotube-like Connections.
Huang, Changfeng; Li, Shuangjiang; Thakellapalli, Haresh; Farajidizaji, Behzad; Huang, Yiwei; Akhmedov, Novruz G.; Popp, Brian V.; Petersen, Jeffrey L.; Wang, Kung K.; The Journal of organic chemistry 82 (2017) 1166–1174; doi:10.1021/acs.joc.6b02789

data_4032290
_publ_section_title
;
 Synthesis of Partially Hydrogenated Cycloparaphenylenes with Bent and
 Fused Structures Bearing Armchair Carbon Nanotube-like Connections.
;
_journal_issue                   2
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              1166
_journal_page_last               1174
_journal_paper_doi               10.1021/acs.joc.6b02789
_journal_volume                  82
_journal_year                    2017
_chemical_formula_sum            'C22 H14 Br2 O2'
_chemical_formula_weight         470.15
_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                86.824(2)
_cell_angle_beta                 88.5220(10)
_cell_angle_gamma                85.809(2)
_cell_formula_units_Z            2
_cell_length_a                   7.5539(6)
_cell_length_b                   9.4012(8)
_cell_length_c                   13.3713(11)
_cell_measurement_reflns_used    3977
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.46
_cell_measurement_theta_min      2.58
_cell_volume                     945.35(13)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.958
_diffrn_measured_fraction_theta_max 0.958
_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  0.0344
_diffrn_reflns_av_sigmaI/netI    0.0583
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            6620
_diffrn_reflns_theta_full        27.54
_diffrn_reflns_theta_max         27.54
_diffrn_reflns_theta_min         2.59
_diffrn_standards_decay_%        none
_exptl_absorpt_coefficient_mu    4.300
_exptl_absorpt_correction_T_max  0.480
_exptl_absorpt_correction_T_min  0.232
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.652
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             464
_exptl_crystal_size_max          0.48
_exptl_crystal_size_mid          0.44
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.732
_refine_diff_density_min         -0.615
_refine_diff_density_rms         0.075
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.034
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     235
_refine_ls_number_reflns         4188
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.034
_refine_ls_R_factor_all          0.0673
_refine_ls_R_factor_gt           0.0542
_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^)+(0.0753P)^2^+0.5668P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1521
_refine_ls_wR_factor_ref         0.1625
_reflns_number_gt                3267
_reflns_number_total             4188
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo6b02789_si_001.cif
_cod_data_source_block           compound_4
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'multi-scans' was replaced
with the value 'multi-scan' as specified in the replacement file
'src/cod-tools/trunk/data/replacement-values/replacement_values.lst'.

Automatic conversion script
Id: cif_fix_values 5376 2017-05-30 11:51:03Z andrius 
;
_cod_database_code               4032290