Transition-Metal Free Mechanochemical Approach to Polyyne Substituted Pyrroles.
Pigulski, Bartłomiej; Arendt, Agata; Tomilin, Denis N.; Sobenina, Lyubov N.; Trofimov, Boris A.; Szafert, Sławomir; The Journal of organic chemistry 81 (2016) 9188–9198; doi:10.1021/acs.joc.6b01732

data_4037215
_publ_section_title
;
 Transition-Metal Free Mechanochemical Approach to Polyyne Substituted
 Pyrroles.
;
_journal_issue                   19
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              9188
_journal_page_last               9198
_journal_paper_doi               10.1021/acs.joc.6b01732
_journal_volume                  81
_journal_year                    2016
_chemical_formula_moiety         'C24 H19 N O'
_chemical_formula_sum            'C24 H19 N O'
_chemical_formula_weight         337.40
_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
_audit_creation_method           SHELXL-2014/7
_cell_angle_alpha                97.60(3)
_cell_angle_beta                 91.20(3)
_cell_angle_gamma                109.80(4)
_cell_formula_units_Z            2
_cell_length_a                   7.284(2)
_cell_length_b                   9.238(3)
_cell_length_c                   14.084(5)
_cell_measurement_reflns_used    680
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      63.1872
_cell_measurement_theta_min      3.1708
_cell_volume                     881.6(5)
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 8.1956
_diffrn_measured_fraction_theta_full 0.963
_diffrn_measured_fraction_theta_max 0.963
_diffrn_measurement_device_type  'Xcalibur, Onyx'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.5418
_diffrn_reflns_av_R_equivalents  0.0948
_diffrn_reflns_av_unetI/netI     0.2313
_diffrn_reflns_Laue_measured_fraction_full 0.963
_diffrn_reflns_Laue_measured_fraction_max 0.963
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -3
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            4652
_diffrn_reflns_point_group_measured_fraction_full 0.963
_diffrn_reflns_point_group_measured_fraction_max 0.963
_diffrn_reflns_theta_full        63.337
_diffrn_reflns_theta_max         63.337
_diffrn_reflns_theta_min         3.173
_diffrn_source                   'Enhance (Cu) X-ray Source'
_exptl_absorpt_coefficient_mu    0.600
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.271
_exptl_crystal_description       plate
_exptl_crystal_F_000             356
_exptl_crystal_size_max          0.200
_exptl_crystal_size_mid          0.120
_exptl_crystal_size_min          0.030
_refine_diff_density_max         0.317
_refine_diff_density_min         -0.271
_refine_diff_density_rms         0.073
_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
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_refine_ls_number_reflns         2776
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.934
_refine_ls_R_factor_all          0.1731
_refine_ls_R_factor_gt           0.0748
_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^)+(0.0300P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1437
_refine_ls_wR_factor_ref         0.1582
_reflns_Friedel_coverage         0.000
_reflns_number_gt                904
_reflns_number_total             2776
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            jo6b01732_si_001.cif
_cod_data_source_block           3-C6THI-Vin
_cod_database_code               4037215
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.889
_shelx_estimated_absorpt_t_max   0.982
_shelx_res_checksum              64323
_shelx_hkl_checksum              38809