Pyrylenes: A New Class of Tunable, Redox-Switchable, Photoexcitable Pyrylium-Carbene Hybrids with Three Stable Redox-States.
Antoni, Patrick W.; Hansmann, Max M.; Journal of the American Chemical Society 140 (2018) 14823–14835; doi:10.1021/jacs.8b08545

data_4133120
_publ_section_title
;
 Pyrylenes: A New Class of Tunable, Redox-Switchable, Photoexcitable
 Pyrylium-Carbene Hybrids with Three Stable Redox-States.
;
_journal_issue                   44
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              14823
_journal_page_last               14835
_journal_paper_doi               10.1021/jacs.8b08545
_journal_volume                  140
_journal_year                    2018
_chemical_formula_moiety         'C39 H47 N O'
_chemical_formula_sum            'C39 H47 N O'
_chemical_formula_weight         545.77
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2018-05-24
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.18 svn.r3508 for OlexSys, GUI svn.r5497)
;
_cell_angle_alpha                100.218(4)
_cell_angle_beta                 106.913(2)
_cell_angle_gamma                101.637(4)
_cell_formula_units_Z            2
_cell_length_a                   11.1070(7)
_cell_length_b                   11.9674(12)
_cell_length_c                   13.1084(11)
_cell_measurement_reflns_used    1445
_cell_measurement_temperature    149.95
_cell_measurement_theta_max      28.01
_cell_measurement_theta_min      2.75
_cell_volume                     1580.1(2)
_computing_cell_refinement       'SAINT V8.38A (?, 2016)'
_computing_data_reduction        'SAINT V8.38A (?, 2016)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'XT (Sheldrick, 2015)'
_diffrn_ambient_temperature      149.95
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0340
_diffrn_reflns_av_unetI/netI     0.0237
_diffrn_reflns_Laue_measured_fraction_full 0.994
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            59139
_diffrn_reflns_point_group_measured_fraction_full 0.994
_diffrn_reflns_point_group_measured_fraction_max 0.995
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         31.541
_diffrn_reflns_theta_min         2.708
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.067
_exptl_absorpt_correction_T_max  0.7462
_exptl_absorpt_correction_T_min  0.7048
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2016/2 (Bruker,2016/2) was used for absorption correction. wR2(int) was 0.0987 before and 0.0475 after correction. The Ratio of minimum to maximum transmission is 0.9532. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            orange
_exptl_crystal_colour_primary    orange
_exptl_crystal_density_diffrn    1.147
_exptl_crystal_description       block
_exptl_crystal_F_000             592
_exptl_crystal_recrystallization_method
'The material was recrystallised from a mixture of thf and pentane  by slow evaporation'
_exptl_crystal_size_max          0.293
_exptl_crystal_size_mid          0.29
_exptl_crystal_size_min          0.267
_refine_diff_density_max         0.404
_refine_diff_density_min         -0.206
_refine_diff_density_rms         0.041
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.038
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     378
_refine_ls_number_reflns         10521
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.038
_refine_ls_R_factor_all          0.0504
_refine_ls_R_factor_gt           0.0449
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0695P)^2^+0.3473P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1263
_refine_ls_wR_factor_ref         0.1316
_reflns_Friedel_coverage         0.000
_reflns_number_gt                9299
_reflns_number_total             10521
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja8b08545_si_005.cif
_cod_data_source_block           2cPh
_cod_database_code               4133120
_shelx_shelxl_version_number     2016/6
_shelx_estimated_absorpt_t_max   0.982
_shelx_estimated_absorpt_t_min   0.981
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C7(H7), C10(H10)
2.b Secondary CH2 refined with riding coordinates:
 C14(H14A,H14B), C34(H34A,H34B), C36(H36A,H36B)
2.c Aromatic/amide H refined with riding coordinates:
 C3(H3), C4(H4), C5(H5), C18(H18), C21(H21), C22(H22), C23(H23), C24(H24),
 C25(H25), C26(H26), C29(H29), C30(H30), C31(H31), C32(H32), C33(H33)
2.d Idealised Me refined as rotating group:
 C8(H8A,H8B,H8C), C9(H9A,H9B,H9C), C11(H11A,H11B,H11C), C12(H12A,H12B,H12C),
 C35(H35A,H35B,H35C), C37(H37A,H37B,H37C), C38(H38A,H38B,H38C), C39(H39A,H39B,
 H39C)
;
_shelx_res_checksum              77916
_shelx_hkl_checksum              67909
_olex2_diffrn_ambient_temperature_device 'Oxford Cryosystems Cryostream 800'
_olex2_exptl_crystal_mounting_method
'The crystal was mounted on a MITIGEN holder in perfluoroether oil'
_olex2_submission_special_instructions 'No special instructions were received'