Enantioselective Synthesis of Planar Chiral Zigzag-Type Cyclophenylene Belts by Rhodium-Catalyzed Alkyne Cyclotrimerization.
Nogami, Juntaro; Tanaka, Yusuke; Sugiyama, Haruki; Uekusa, Hidehiro; Muranaka, Atsuya; Uchiyama, Masanobu; Tanaka, Ken; Journal of the American Chemical Society 142 (2020) 9834–9842; doi:10.1021/jacs.0c03684

data_4134997
_publ_section_title
;
 Enantioselective Synthesis of Planar Chiral Zigzag-Type Cyclophenylene
 Belts by Rhodium-Catalyzed Alkyne Cyclotrimerization.
;
_journal_issue                   21
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              9834
_journal_page_last               9842
_journal_paper_doi               10.1021/jacs.0c03684
_journal_volume                  142
_journal_year                    2020
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_cell_measurement_temperature    93(2)
_cell_measurement_theta_max      68.05
_cell_measurement_theta_min      3.08
_cell_volume                     7712.9(3)
_computing_cell_refinement       'PROCESS-AUTO (Rigaku, 1998)'
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_diffrn_measurement_device_type  'RIGAKU R-AXIS RAPID-II IP Area Detector'
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_diffrn_reflns_av_unetI/netI     0.0954
_diffrn_reflns_Laue_measured_fraction_full 0.999
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_exptl_absorpt_process_details   'Absorption was corrected by ABSCOR'
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_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
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_refine_ls_number_restraints     259
_refine_ls_restrained_S_all      1.342
_refine_ls_R_factor_all          0.2105
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.2000P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.3985
_refine_ls_wR_factor_ref         0.4436
_reflns_Friedel_coverage         0.000
_reflns_number_gt                6711
_reflns_number_total             14094
_reflns_threshold_expression     'I > 2\s(I)'
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_cod_depositor_comments          'Adding full bibliography for 4134997.cif.'
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4134997
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.887
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