Bisalkynylated 3,6-diiminocyclohexa-1,4-diene-1,4-diamine
Philipp Biegger; Manuel Schaffroth; Kerstin Brodner; Olena Tverskoy; Frank Rominger; Uwe H. F. Bunz; Chem.Commun. 51 (2015) 14844–; doi:10.1039/C5cc05427C

data_7117849
_publ_section_title
;
 Bisalkynylated 3,6-diiminocyclohexa-1,4-diene-1,4-diamine
;
_journal_name_full               Chem.Commun.
_journal_page_first              14844
_journal_paper_doi               10.1039/C5cc05427C
_journal_volume                  51
_journal_year                    2015
_chemical_formula_sum            'C28 H52 N4 Si2'
_chemical_formula_weight         500.91
_chemical_name_common            '5 in manuscript'
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2015-06-23 deposited with the CCDC.
2015-07-16 downloaded from the CCDC.
;
_cell_angle_alpha                102.557(5)
_cell_angle_beta                 96.908(6)
_cell_angle_gamma                93.896(6)
_cell_formula_units_Z            2
_cell_length_a                   7.8130(18)
_cell_length_b                   12.886(3)
_cell_length_c                   15.976(4)
_cell_measurement_reflns_used    2120
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      20.57
_cell_measurement_theta_min      2.32
_cell_volume                     1551.2(6)
_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-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      200(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX-II Quazar'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0627
_diffrn_reflns_av_unetI/netI     0.0916
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            10797
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        21.942
_diffrn_reflns_theta_max         21.942
_diffrn_reflns_theta_min         1.319
_diffrn_source                   'ImuS microsource'
_exptl_absorpt_coefficient_mu    0.136
_exptl_absorpt_correction_T_max  0.9566
_exptl_absorpt_correction_T_min  0.8442
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
Sheldrick, G. M. (2008). <i>SADABS</i>. University of G\"ottingen, Germany.
;
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.072
_exptl_crystal_description       needle
_exptl_crystal_F_000             552
_exptl_crystal_size_max          0.150
_exptl_crystal_size_mid          0.080
_exptl_crystal_size_min          0.070
_refine_diff_density_max         0.217
_refine_diff_density_min         -0.201
_refine_diff_density_rms         0.050
_refine_ls_extinction_coef       .
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.039
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     359
_refine_ls_number_reflns         3777
_refine_ls_number_restraints     545
_refine_ls_restrained_S_all      1.011
_refine_ls_R_factor_all          0.1070
_refine_ls_R_factor_gt           0.0586
_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^)+(0.0515P)^2^+0.8026P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1219
_refine_ls_wR_factor_ref         0.1387
_reflns_Friedel_coverage         0.000
_reflns_Friedel_fraction_full    .
_reflns_Friedel_fraction_max     .
_reflns_number_gt                2334
_reflns_number_total             3777
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c5cc05427c2.cif
_cod_data_source_block           keb1
_cod_database_code               7117849
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.980
_shelx_estimated_absorpt_t_max   0.991
_shelx_res_checksum              22043