Conjugated double helices via self-dimerization of α,α’-Dianilinotripyrrins
Umetani, Masataka; Tanaka, Takayuki; Osuka, Atsuhiro; Chemical Science  (2018) –; doi:10.1039/C8SC02739K

data_1549694
_publ_section_title
;
 Conjugated double helices via self-dimerization of
 \a,\a&#x2019;-Dianilinotripyrrins
;
_journal_name_full               'Chemical Science'
_journal_paper_doi               10.1039/C8SC02739K
_journal_year                    2018
_chemical_formula_moiety         'C38 H29 N5, 2(C H4 O)'
_chemical_formula_sum            'C40 H37 N5 O2'
_chemical_formula_weight         619.75
_chemical_name_common            1,14-diphenyl-5,10-diphenyltripyrrin
_chemical_name_systematic        1,14-diphenyl-5,10-diphenyltripyrrin
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2018-06-18 deposited with the CCDC.
2018-07-17 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 95.740(5)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   18.523(4)
_cell_length_b                   9.319(2)
_cell_length_c                   19.109(4)
_cell_measurement_reflns_used    1756
_cell_measurement_temperature    93(2)
_cell_measurement_theta_max      68.1
_cell_measurement_theta_min      25.8
_cell_volume                     3282.0(12)
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_diffrn_ambient_temperature      93(2)
_diffrn_detector_area_resol_mean 5.8140
_diffrn_measured_fraction_theta_full 0.984
_diffrn_measured_fraction_theta_max 0.984
_diffrn_measurement_device_type  'Rigaku XtaLAB P200'
_diffrn_measurement_method       \w
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54187
_diffrn_reflns_av_R_equivalents  0.0583
_diffrn_reflns_av_unetI/netI     0.0498
_diffrn_reflns_Laue_measured_fraction_full 0.984
_diffrn_reflns_Laue_measured_fraction_max 0.984
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            21961
_diffrn_reflns_point_group_measured_fraction_full 0.984
_diffrn_reflns_point_group_measured_fraction_max 0.984
_diffrn_reflns_theta_full        66.997
_diffrn_reflns_theta_max         66.997
_diffrn_reflns_theta_min         6.652
_exptl_absorpt_coefficient_mu    0.621
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.789
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'REQAB (Rigaku, 1998)'
_exptl_crystal_colour            Blue
_exptl_crystal_density_diffrn    1.254
_exptl_crystal_description       Prism
_exptl_crystal_F_000             1312
_exptl_crystal_recrystallization_method 'Vapour deposition'
_exptl_crystal_size_max          0.060
_exptl_crystal_size_mid          0.050
_exptl_crystal_size_min          0.010
_refine_diff_density_max         0.845
_refine_diff_density_min         -0.227
_refine_diff_density_rms         0.046
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.032
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     428
_refine_ls_number_reflns         5748
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.032
_refine_ls_R_factor_all          0.0822
_refine_ls_R_factor_gt           0.0457
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0609P)^2^+0.9724P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1041
_refine_ls_wR_factor_ref         0.1228
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3922
_reflns_number_total             5748
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8sc02739k2.cif
_cod_data_source_block           160701um
_cod_database_code               1549694
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.964
_shelx_estimated_absorpt_t_max   0.994
_shelx_res_checksum              74027