Silicon Compounds of 1,1-Bis(pyrrol-2-yl)ethenes: Molecular Structures and Chemical and Spectroscopic Properties
Kämpfe, Alexander; Kroke, Edwin; Wagler, Jörg; Organometallics 33 (2014) 112–; doi:10.1021/om400868w

data_4082586
_publ_section_title
;
 Silicon Compounds of 1,1-Bis(pyrrol-2-yl)ethenes: Molecular Structures
 and Chemical and Spectroscopic Properties
;
_journal_issue                   1
_journal_name_full               Organometallics
_journal_page_first              112
_journal_paper_doi               10.1021/om400868w
_journal_volume                  33
_journal_year                    2014
_chemical_formula_moiety         'C18 H27 N2, Cl O4'
_chemical_formula_sum            'C18 H27 Cl N2 O4'
_chemical_formula_weight         370.87
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                80.238(2)
_cell_angle_beta                 76.925(2)
_cell_angle_gamma                81.604(2)
_cell_formula_units_Z            2
_cell_length_a                   8.0068(2)
_cell_length_b                   10.7040(3)
_cell_length_c                   11.5911(3)
_cell_measurement_reflns_used    4832
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      30.00
_cell_measurement_theta_min      2.63
_cell_volume                     947.63(4)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Ortep32 (Farugia)'
_computing_publication_material  'Shelx-97/ciftab(Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0310
_diffrn_reflns_av_sigmaI/netI    0.0407
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            17691
_diffrn_reflns_theta_full        30.00
_diffrn_reflns_theta_max         30.00
_diffrn_reflns_theta_min         1.82
_exptl_absorpt_coefficient_mu    0.226
_exptl_absorpt_correction_T_max  0.9562
_exptl_absorpt_correction_T_min  0.8958
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.300
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             396
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.386
_refine_diff_density_min         -0.356
_refine_diff_density_rms         0.056
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.101
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     241
_refine_ls_number_reflns         5500
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.101
_refine_ls_R_factor_all          0.0655
_refine_ls_R_factor_gt           0.0448
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0616P)^2^+0.1233P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1168
_refine_ls_wR_factor_ref         0.1240
_reflns_number_gt                4120
_reflns_number_total             5500
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om400868w_si_002.cif
_cod_data_source_block           compound1'
_cod_original_sg_symbol_Hall     -P1
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4082586