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#$Date: 2016-02-18 14:25:00 +0200 (Thu, 18 Feb 2016) $
#$Revision: 176728 $
#$URL: svn://www.crystallography.net/cod/cif/8/10/11/8101101.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/
#
# All data on this site have been placed in the public domain by the
# contributors.
#
data_8101101
loop_
_publ_author_name
'Spannenberg, Anke'
'Kirchbauer, Frank G.'
'Burlakov, Vladimir V.'
'Rosenthal, Uwe'
_publ_section_title
;
Crystal structure of bis[(η⁵-cyclopentadienyl)(μ,η
¹:η²-2-trimethylsilyl-ethinyl)(chloro)titanium(III)], [CpTiCl
(CCSiMe₃)]₂
;
_journal_issue                   4
_journal_name_full
'Zeitschrift für Kristallographie - New Crystal Structures'
_journal_page_first              619
_journal_page_last               620
_journal_volume                  216
_journal_year                    2001
_chemical_formula_structural     'C20 H28 Cl2 Si2 Ti2'
_chemical_formula_sum            'C20 H28 Cl2 Si2 Ti2'
_chemical_formula_weight         491.30
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_cell_angle_alpha                90.00
_cell_angle_beta                 106.25(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   16.544(3)
_cell_length_b                   10.340(2)
_cell_length_c                   14.878(3)
_cell_measurement_temperature    293(2)
_cell_volume                     2443.4(8)
_diffrn_ambient_temperature      293(2)
_exptl_crystal_density_diffrn    1.336
_refine_ls_R_factor_obs          0.0343
_refine_ls_wR_factor_obs         0.0681
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               8101101
loop_
_symmetry_equiv_pos_as_xyz
'x, y, z'
'-x, y, -z+1/2'
'x+1/2, y+1/2, z'
'-x+1/2, y+1/2, -z+1/2'
'-x, -y, -z'
'x, -y, z-1/2'
'-x+1/2, -y+1/2, -z'
'x+1/2, -y+1/2, z-1/2'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_thermal_displace_type
_atom_site_occupancy
_atom_site_calc_flag
_atom_site_refinement_flags
_atom_site_disorder_group
C1 C 0.2799(2) 0.2647(3) 0.3564(2) 0.0320(7) Uani 1 d . .
C2 C 0.2284(2) 0.2352(3) 0.4007(2) 0.0320(8) Uani 1 d . .
C3 C 0.3822(3) 0.4465(4) 0.2737(2) 0.0712(13) Uani 1 d . .
H3A H 0.4327(3) 0.4228(4) 0.3208(2) 0.107 Uiso 1 calc R .
H3B H 0.3554(3) 0.5171(4) 0.2960(2) 0.107 Uiso 1 calc R .
H3C H 0.3960(3) 0.4722(4) 0.2178(2) 0.107 Uiso 1 calc R .
C4 C 0.3604(3) 0.1666(4) 0.2078(3) 0.0880(15) Uani 1 d . .
H4A H 0.3218(3) 0.0951(4) 0.1948(3) 0.132 Uiso 1 calc R .
H4B H 0.4101(3) 0.1425(4) 0.2559(3) 0.132 Uiso 1 calc R .
H4C H 0.3753(3) 0.1895(4) 0.1521(3) 0.132 Uiso 1 calc R .
C5 C 0.2114(2) 0.3475(4) 0.1574(3) 0.0706(12) Uani 1 d . .
H5A H 0.1750(2) 0.2734(4) 0.1452(3) 0.106 Uiso 1 calc R .
H5B H 0.2243(2) 0.3727(4) 0.1008(3) 0.106 Uiso 1 calc R .
H5C H 0.1838(2) 0.4177(4) 0.1790(3) 0.106 Uiso 1 calc R .
C6 C 0.4081(2) 0.0927(4) 0.5452(3) 0.0588(10) Uani 1 d . .
H6 H 0.3749(2) 0.0189(4) 0.5387(3) 0.071 Uiso 1 calc R .
C7 C 0.4339(2) 0.1656(4) 0.6234(3) 0.0593(11) Uani 1 d . .
H7 H 0.4221(2) 0.1495(4) 0.6799(3) 0.071 Uiso 1 calc R .
C8 C 0.4803(3) 0.2670(4) 0.6055(4) 0.0769(13) Uani 1 d . .
H8 H 0.5050(3) 0.3324(4) 0.6469(4) 0.092 Uiso 1 calc R .
C9 C 0.4835(3) 0.2534(5) 0.5123(5) 0.088(2) Uani 1 d . .
H9 H 0.5109(3) 0.3077(5) 0.4805(5) 0.105 Uiso 1 calc R .
C10 C 0.4385(3) 0.1449(5) 0.4780(3) 0.0719(13) Uani 1 d . .
H10 H 0.4301(3) 0.1120(5) 0.4178(3) 0.086 Uiso 1 calc R .
Si Si 0.30988(6) 0.30668(9) 0.24786(6) 0.0398(3) Uani 1 d . .
Ti Ti 0.34307(3) 0.29487(5) 0.50906(4) 0.0289(2) Uani 1 d . .
Cl Cl 0.35143(6) 0.51402(8) 0.50992(7) 0.0571(3) Uani 1 d . .
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
_geom_bond_site_symmetry_2
_geom_bond_publ_flag
C1 C2 1.252(4) . ?
C1 Si 1.868(3) . ?
C1 Ti 2.241(3) . ?
C2 Ti 2.046(3) 7_556 ?
C2 Ti 2.207(3) . ?
C3 Si 1.846(3) . ?
C4 Si 1.852(4) . ?
C5 Si 1.849(4) . ?
C6 C7 1.351(5) . ?
C6 C10 1.351(5) . ?
C6 Ti 2.344(3) . ?
C7 C8 1.369(5) . ?
C7 Ti 2.347(4) . ?
C8 C9 1.409(6) . ?
C8 Ti 2.340(4) . ?
C9 C10 1.364(6) . ?
C9 Ti 2.350(4) . ?
C10 Ti 2.350(4) . ?
Ti C2 2.046(3) 7_556 ?
Ti Cl 2.2701(10) . ?
Ti Ti 3.1546(12) 7_556 ?
