Studies on the Properties of Organoselenium(IV) Fluorides and Azides
Thomas M. Klapötke; Burkhard Krumm; Matthias Scherr; Inorganic Chemistry 47 (2008) 4712–4722; doi:10.1021/ic800051s

data_4304947
_publ_contact_author_address
;
Department of Chemistry and Biochemistry
Ludwig-Maximilian University
Butenandtstr. 5--13 (Haus D)
D-81377 Munich
Germany
;
_publ_contact_author_email       tmk@cup.uni-muenchen.de
_publ_contact_author_fax         +49-89-2180-77492
_publ_contact_author_name        'Thomas M. Klap\"otke'
_publ_contact_author_phone       +49-89-2180-77491
_publ_section_title
;
Studies on the Properties of Organoselenium(IV) Fluorides and Azides
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              4712
_journal_page_last               4722
_journal_paper_doi               10.1021/ic800051s
_journal_volume                  47
_journal_year                    2008
_chemical_formula_moiety         'C36 H44 F4 Se2'
_chemical_formula_sum            'C18 H22 F2 Se'
_chemical_formula_weight         355.31
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      15
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_author_name               'Scherr, Matthias'
_audit_block_code                Mes2SeF2_cx062_Scherr
_audit_creation_date
;
'Mon Feb 12 08:25:50 2007'
;
_audit_creation_method           'form98_non/compatible with shelxl97-2'
_audit_update_record
;
'Mon Feb 12 13:08:00 2007'
;
_cell_angle_alpha                90.0
_cell_angle_beta                 97.228(2)
_cell_angle_gamma                90.0
_cell_formula_units_Z            16
_cell_length_a                   28.8000(6)
_cell_length_b                   15.5706(3)
_cell_length_c                   14.1461(3)
_cell_measurement_reflns_used    11277
_cell_measurement_temperature    100(3)
_cell_measurement_theta_max      30.0000
_cell_measurement_theta_min      3.7713
_cell_volume                     6293.2(2)
_computing_cell_refinement
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.31.7 (release 18-10-2006 CrysAlis171 .NET)
(compiled Oct 18 2006,16:28:17)
;
_computing_data_collection
;
CrysAlis CCD, Oxford Diffraction Ltd.,
Version 1.171.31.7 (release 18-10-2006 CrysAlis171 .NET)
(compiled Oct 18 2006,16:28:17)
;
_computing_data_reduction
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.31.7 (release 18-10-2006 CrysAlis171 .NET)
(compiled Oct 18 2006,16:28:17)
;
_computing_molecular_graphics    'DIAMOND (Brandenburg, 1996)'
_computing_publication_material
'SHELXL-97 (G. M. Sheldrick. University of G\"ottingen, 97-2 version)'
_computing_structure_refinement
'SHELXL-97 (G. M. Sheldrick. University of G\"ottingen, 97-2 version)'
_computing_structure_solution
;
A. Altomare, M. C. Burla, M. Camalli, G. L. Cascarano, C. Giacovazzo, A.
Guagliardi, A. G. G. Moliterni, G. Polidori, R. Spagna: SIR97: a new tool for
crystal structure determination and refinement; J. Appl. Crystallogr. 1999,
32, 115-119.
;
_diffrn_ambient_temperature      100(3)
_diffrn_detector_area_resol_mean 15.9809
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_details
;
  1 omega    0.00  101.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ omega'___ theta'___ frames
    -       30.0000   70.0000    0.0000    0.0000    0.0000 101

  2 omega    0.00  101.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ omega'___ theta'___ frames
    -       30.0000   70.0000  120.0000    0.0000    0.0000 101

  3 omega    0.00  101.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ omega'___ theta'___ frames
    -       30.0000   70.0000  240.0000    0.0000    0.0000 101

  4 omega  -42.00   60.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ omega'___ theta'___ frames
    -       30.0000  -70.0000    0.0000    0.0000    0.0000 102

  5 omega  -42.00   60.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ omega'___ theta'___ frames
    -       30.0000  -70.0000  120.0000    0.0000    0.0000 102

  6 omega  -42.00   60.00   1.0000   15.0000
omega____ theta____ kappa____ phi______ omega'___ theta'___ frames
    -       30.0000  -70.0000  240.0000    0.0000    0.0000 102

;
_diffrn_measurement_device_type  'Oxford Xcalibur3 CCD area-detector'
_diffrn_measurement_method       'omega scan'
_diffrn_orient_matrix_UB_11      0.0164055553
_diffrn_orient_matrix_UB_12      -0.0269723521
_diffrn_orient_matrix_UB_13      -0.0188292846
_diffrn_orient_matrix_UB_21      0.0172008452
_diffrn_orient_matrix_UB_22      0.0326244469
_diffrn_orient_matrix_UB_23      0.0079513365
_diffrn_orient_matrix_UB_31      0.0071061826
_diffrn_orient_matrix_UB_32      -0.0165915939
_diffrn_orient_matrix_UB_33      0.0461309676
_diffrn_radiation_collimation    '0.5 mm collimator'
_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  0.0459
_diffrn_reflns_av_sigmaI/netI    0.0478
_diffrn_reflns_limit_h_max       35
_diffrn_reflns_limit_h_min       -35
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            31196
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         3.80
_diffrn_source_current           40_mA
_diffrn_source_power             2.00_kW
_diffrn_source_type              'Spellman generator'
_diffrn_source_voltage           50_kV
_exptl_absorpt_coefficient_mu    2.398
_exptl_absorpt_correction_T_max  0.68000
_exptl_absorpt_correction_T_min  0.44621
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.31.7 (release 18-10-2006 CrysAlis171 .NET)
(compiled Oct 18 2006,16:28:17)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.50013(7)
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2912
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.767
_refine_diff_density_min         -0.652
_refine_diff_density_rms         0.106
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.113
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     379
_refine_ls_number_reflns         6168
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.113
_refine_ls_R_factor_all          0.0637
_refine_ls_R_factor_gt           0.0384
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0642P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1003
_refine_ls_wR_factor_ref         0.1188
_reflns_number_gt                4305
_reflns_number_total             6168
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic800051s-file001_3.cif
_cod_data_source_block           cx062
_cod_original_cell_volume        6293.2(3)
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               4304947
_kl_diffrn_measurement_detector_distance 50