Modular Synthesis of Diarylalkynes and Their Efficient Conversion into Luminescent Tetraarylbutadienes
Shynkaruk, Olena; Qi, Yanyu; Cottrell-Callbeck, Aiden; Torres Delgado, William; McDonald, Robert; Ferguson, Michael J.; He, Gang; Rivard, Eric; Organometallics 35 (2016) 2232–; doi:10.1021/acs.organomet.6b00298

data_4086625
_publ_section_title
;
 Modular Synthesis of Diarylalkynes and Their Efficient Conversion into
 Luminescent Tetraarylbutadienes
;
_journal_issue                   13
_journal_name_full               Organometallics
_journal_page_first              2232
_journal_paper_doi               10.1021/acs.organomet.6b00298
_journal_volume                  35
_journal_year                    2016
_chemical_formula_sum            'C40 H46'
_chemical_formula_weight         526.77
_chemical_name_common            7a
_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-2014/6
_cell_angle_alpha                90
_cell_angle_beta                 105.6028(9)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.4211(2)
_cell_length_b                   20.4302(3)
_cell_length_c                   14.2505(2)
_cell_measurement_reflns_used    9980
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      70.14
_cell_measurement_theta_min      3.88
_cell_volume                     3202.61(9)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014/6 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXT-2014 (Sheldrick 2014)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.968
_diffrn_measured_fraction_theta_max 0.967
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0646
_diffrn_reflns_av_unetI/netI     0.0870
_diffrn_reflns_Laue_measured_fraction_full 0.968
_diffrn_reflns_Laue_measured_fraction_max 0.967
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            20490
_diffrn_reflns_point_group_measured_fraction_full 0.968
_diffrn_reflns_point_group_measured_fraction_max 0.967
_diffrn_reflns_theta_full        67.679
_diffrn_reflns_theta_max         67.977
_diffrn_reflns_theta_min         3.880
_exptl_absorpt_coefficient_mu    0.453
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.7481
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'SADABS-2014/4 (Sheldrick 2014)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.093
_exptl_crystal_description       needle
_exptl_crystal_F_000             1144
_exptl_crystal_size_max          0.407
_exptl_crystal_size_mid          0.055
_exptl_crystal_size_min          0.018
_refine_diff_density_max         0.357
_refine_diff_density_min         -0.242
_refine_diff_density_rms         0.047
_refine_ls_extinction_coef       0.0013(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.024
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     428
_refine_ls_number_reflns         5623
_refine_ls_number_restraints     11
_refine_ls_restrained_S_all      1.035
_refine_ls_R_factor_all          0.0776
_refine_ls_R_factor_gt           0.0584
_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^)+(0.0745P)^2^+0.9587P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1516
_refine_ls_wR_factor_ref         0.1742
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4172
_reflns_number_total             5623
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            om6b00298_si_002.cif
_cod_data_source_block           riv14h0
_cod_database_code               4086625
_shelx_estimated_absorpt_t_min   0.837
_shelx_estimated_absorpt_t_max   0.992
_shelxl_version_number           2014/6
_shelx_res_checksum              56633
_shelx_hkl_checksum              75102