A short survey of bicyclic diamines – syntheses and properties of N,N'-bridged-1,10-diazabicyclooctadeca-5,14-diynes
von Hirschheydt, Thomas; Wolfart, Volker; Gleiter, Rolf; Irngartinger, Hermann; Oeser, Thomas; Rominger, Frank; Eisenträger, Frank; Journal of the Chemical Society, Perkin Transactions 2  (2000) 175–; doi:10.1039/a907609c

data_7203900
_publ_section_title
;
 A short survey of bicyclic diamines&#x200A;--&#x200A;syntheses and
 properties of N,N'-bridged-1,10-diazabicyclooctadeca-5,14-diynes
;
_journal_issue                   2
_journal_name_full
'Journal of the Chemical Society, Perkin Transactions 2'
_journal_page_first              175
_journal_paper_doi               10.1039/a907609c
_journal_year                    2000
_chemical_formula_sum            'C23 H38 N2'
_chemical_formula_weight         342.55
_chemical_name_systematic
;

 (39)

;
_space_group_IT_number           43
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'F 2 -2d'
_symmetry_space_group_name_H-M   'F d d 2'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   16.0954(4)
_cell_length_b                   33.2375(9)
_cell_length_c                   7.8746(2)
_cell_measurement_temperature    200(2)
_cell_volume                     4212.68(19)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      200(2)
_diffrn_measured_fraction_theta_full 0.944
_diffrn_measured_fraction_theta_max 0.944
_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  0.0173
_diffrn_reflns_av_sigmaI/netI    0.0164
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       40
_diffrn_reflns_limit_k_min       -39
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            7681
_diffrn_reflns_theta_full        25.59
_diffrn_reflns_theta_max         25.59
_diffrn_reflns_theta_min         2.45
_exptl_absorpt_coefficient_mu    0.062
_exptl_absorpt_correction_T_max  0.93
_exptl_absorpt_correction_T_min  0.78
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Blessing, Acta Cryst. (1995) A51 33-38.'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.080
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       polyhedron
_exptl_crystal_F_000             1520
_exptl_crystal_size_max          .32
_exptl_crystal_size_mid          .30
_exptl_crystal_size_min          .28
_refine_diff_density_max         0.074
_refine_diff_density_min         -0.115
_refine_diff_density_rms         0.024
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   1(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.070
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     190
_refine_ls_number_reflns         1749
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.070
_refine_ls_R_factor_all          0.0269
_refine_ls_R_factor_gt           0.0245
_refine_ls_shift/su_max          0.042
_refine_ls_shift/su_mean         0.009
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0344P)^2^+1.3014P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0609
_refine_ls_wR_factor_ref         0.0624
_reflns_number_gt                1659
_reflns_number_total             1749
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            a907609c.txt
_cod_data_source_block           th10
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      Fdd2
_cod_database_code               7203900