data_2200157
_journal_name_full  'Acta Crystallographica, Section E'
_journal_year  2001
_journal_volume  57
_journal_page_first  o271
_journal_page_last  o272
_publ_section_title
;
(E)-1-Diphenylsilyl-2-triphenylsilylethene
;
loop_
_publ_author_name
  'Lee, Suk Joong'
  'Han, Byung Hee'
  'Sung, Chang-Keun'
  'Kim, Jin-Gyu'
  'Suh, Il-Hwan'
_chemical_formula_moiety  'C32 H28 Si2'
_chemical_formula_sum  'C32 H28 Si2'
_chemical_formula_iupac  'C32 H28 Si2'
_chemical_formula_weight  468.72
_symmetry_cell_setting  triclinic
_symmetry_space_group_name_H-M  'P -1'
loop_
_symmetry_equiv_pos_as_xyz
  'x, y, z'
  '-x, -y, -z'
_cell_length_a  11.1046(12)
_cell_length_b  11.4205(11)
_cell_length_c  12.7004(9)
_cell_angle_alpha  72.632(7)
_cell_angle_beta  78.905(7)
_cell_angle_gamma  62.198(11)
_cell_volume  1357.1(2)
_cell_formula_units_Z  2
_cell_measurement_temperature  293(2)
_exptl_crystal_density_diffrn  1.147
_diffrn_ambient_temperature  293(2)
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_adp_type
_atom_site_calc_flag
_atom_site_refinement_flags
_atom_site_occupancy
_atom_site_disorder_assembly
_atom_site_disorder_group
_atom_site_type_symbol
  Si1  .34449(10)  .32786(10)  .55899(8)  .0513(3) Uani d . 1 . . Si
  Si2  .34458(12)  .46792(12)  .17876(8)  .0666(4) Uani d . 1 . . Si
  H1  .424(3)  .530(3)  .169(2)  .048(8) Uiso d . 1 . . H
  C1  .5137(3)  .2244(3)  .6203(3)  .0495(8) Uani d . 1 . . C
  C2  .6126(4)  .2719(4)  .5972(3)  .0689(11) Uani d . 1 . . C
  H2  .5945  .3565  .5485  .083 Uiso calc R 1 . . H
  C3  .7365(4)  .1984(5)  .6438(4)  .0867(14) Uani d . 1 . . C
  H3  .8001  .2338  .6274  .104 Uiso calc R 1 . . H
  C4  .7661(4)  .0731(5)  .7144(4)  .0809(12) Uani d . 1 . . C
  H4  .8495  .0235  .7467  .097 Uiso calc R 1 . . H
  C5  .6733(4)  .0208(4)  .7375(3)  .0745(11) Uani d . 1 . . C
  H5  .6940  -.0652  .7844  .089 Uiso calc R 1 . . H
  C6  .5485(4)  .0954(4)  .6912(3)  .0592(10) Uani d . 1 . . C
  H6  .4860  .0587  .7077  .071 Uiso calc R 1 . . H
  C7  .2424(3)  .4776(3)  .6223(3)  .0501(9) Uani d . 1 . . C
  C8  .2855(4)  .4962(4)  .7088(3)  .0683(11) Uani d . 1 . . C
  H8  .3701  .4341  .7362  .082 Uiso calc R 1 . . H
  C9  .2038(5)  .6067(4)  .7549(4)  .0915(14) Uani d . 1 . . C
  H9  .2338  .6167  .8138  .110 Uiso calc R 1 . . H
  C10  .0804(5)  .7005(4)  .7152(4)  .0914(14) Uani d . 1 . . C
  H10  .0264  .7741  .7468  .110 Uiso calc R 1 . . H
  C11  .0366(4)  .6858(4)  .6290(4)  .0853(13) Uani d . 1 . . C
  H11  -.0477  .7495  .6016  .102 Uiso calc R 1 . . H
  C12  .1167(4)  .5768(4)  .5822(3)  .0716(11) Uani d . 1 . . C
  H12  .0863  .5693  .5223  .086 Uiso calc R 1 . . H
  C13  .2532(3)  .2185(3)  .5873(3)  .0481(8) Uani d . 1 . . C
  C14  .1422(3)  .2334(4)  .6644(3)  .0574(9) Uani d . 1 . . C
  H14  .1072  .3051  .6990  .069 Uiso calc R 1 . . H
  C15  .0833(4)  .1449(4)  .6908(3)  .0695(11) Uani d . 1 . . C
  H15  .0096  .1568  .7427  .083 Uiso calc R 1 . . H
  C16  .1333(4)  .0394(4)  .6405(4)  .0750(12) Uani d . 1 . . C
  H16  .0936  -.0205  .6583  .090 Uiso calc R 1 . . H
  C17  .2423(4)  .0215(4)  .5635(3)  .0717(11) Uani d . 1 . . C
  H17  .2767  -.0505  .5294  .086 Uiso calc R 1 . . H
  C18  .2994(3)  .1108(4)  .5378(3)  .0605(10) Uani d . 1 . . C
  H18  .3722  .0987  .4849  .073 Uiso calc R 1 . . H
  C19  .3716(5)  .3919(4)  .4085(3)  .0660(11) Uani d . 1 . . C
  H19  .435(4)  .420(4)  .379(3)  .109(17) Uiso d . 1 . . H
  C20  .3069(5)  .4040(4)  .3286(3)  .0728(12) Uani d . 1 . . C
  H20  .238(4)  .370(4)  .349(3)  .102(15) Uiso d . 1 . . H
  C21  .1857(4)  .5924(4)  .1083(3)  .0661(11) Uani d . 1 . . C
  C22  .0754(5)  .5628(5)  .1157(4)  .0861(13) Uani d . 1 . . C
  H22  .0801  .4790  .1580  .103 Uiso calc R 1 . . H
  C23  -.0397(6)  .6562(8)  .0614(5)  .121(2) Uani d . 1 . . C
  H23  -.1124  .6351  .0667  .145 Uiso calc R 1 . . H
  C24  -.0486(7)  .7795(8)  -.0003(6)  .144(3) Uani d . 1 . . C
  H24  -.1277  .8429  -.0360  .173 Uiso calc R 1 . . H
  C25  .0576(8)  .8102(6)  -.0096(5)  .136(3) Uani d . 1 . . C
  H25  .0521  .8938  -.0534  .163 Uiso calc R 1 . . H
  C26  .1732(6)  .7190(5)  .0449(4)  .0930(14) Uani d . 1 . . C
  H26  .2443  .7425  .0393  .112 Uiso calc R 1 . . H
  C27  .4393(4)  .3197(4)  .1137(3)  .0611(10) Uani d . 1 . . C
  C28  .4030(4)  .3177(4)  .0162(3)  .0736(11) Uani d . 1 . . C
  H28  .3285  .3924  -.0185  .088 Uiso calc R 1 . . H
  C29  .4750(5)  .2072(5)  -.0307(4)  .0927(14) Uani d . 1 . . C
  H29  .4485  .2082  -.0962  .111 Uiso calc R 1 . . H
  C30  .5847(5)  .0969(5)  .0189(4)  .0898(14) Uani d . 1 . . C
  H30  .6332  .0228  -.0129  .108 Uiso calc R 1 . . H
  C31  .6233(4)  .0952(5)  .1147(4)  .0866(14) Uani d . 1 . . C
  H31  .6983  .0200  .1484  .104 Uiso calc R 1 . . H
  C32  .5513(4)  .2048(5)  .1619(3)  .0805(12) Uani d . 1 . . C
  H32  .5783  .2019  .2279  .097 Uiso calc R 1 . . H
loop_
_atom_site_aniso_label
_atom_site_aniso_U_11
_atom_site_aniso_U_22
_atom_site_aniso_U_33
_atom_site_aniso_U_12
_atom_site_aniso_U_13
_atom_site_aniso_U_23
  Si1  .0526(6)  .0554(6)  .0465(6)  -.0226(5)  -.0048(5)  -.0136(5)
  Si2  .0840(8)  .0771(8)  .0468(6)  -.0442(7)  -.0050(6)  -.0104(6)
  C1  .046(2)  .051(2)  .054(2)  -.0201(18)  .0009(17)  -.0212(18)
  C2  .059(3)  .054(2)  .091(3)  -.025(2)  -.014(2)  -.007(2)
  C3  .055(3)  .079(3)  .128(4)  -.033(2)  -.021(3)  -.013(3)
  C4  .049(2)  .083(3)  .101(3)  -.016(2)  -.022(2)  -.019(3)
  C5  .064(3)  .067(3)  .077(3)  -.019(2)  -.017(2)  -.005(2)
  C6  .057(2)  .065(3)  .059(2)  -.032(2)  .0011(19)  -.014(2)
  C7  .058(2)  .044(2)  .044(2)  -.0206(18)  -.0060(17)  -.0064(16)
  C8  .074(3)  .057(2)  .067(3)  -.015(2)  -.020(2)  -.017(2)
  C9  .120(4)  .070(3)  .083(3)  -.026(3)  -.016(3)  -.037(3)
  C10  .098(4)  .044(3)  .104(4)  -.007(3)  .001(3)  -.024(3)
  C11  .064(3)  .058(3)  .100(4)  -.004(2)  -.009(3)  -.009(3)
  C12  .071(3)  .065(3)  .068(3)  -.019(2)  -.017(2)  -.011(2)
  C13  .044(2)  .050(2)  .046(2)  -.0142(17)  -.0080(16)  -.0138(17)
  C14  .053(2)  .061(2)  .059(2)  -.021(2)  -.0054(19)  -.0210(19)
  C15  .054(2)  .083(3)  .076(3)  -.034(2)  .004(2)  -.023(2)
  C16  .076(3)  .073(3)  .093(3)  -.047(3)  -.011(3)  -.016(3)
  C17  .070(3)  .064(3)  .087(3)  -.025(2)  -.009(2)  -.032(2)
  C18  .047(2)  .061(2)  .070(3)  -.019(2)  .0002(19)  -.021(2)
  C19  .075(3)  .074(3)  .056(3)  -.037(3)  -.006(2)  -.016(2)
  C20  .079(3)  .091(3)  .055(3)  -.044(3)  -.001(2)  -.017(2)
  C21  .086(3)  .064(3)  .044(2)  -.030(2)  .006(2)  -.017(2)
  C22  .082(3)  .094(3)  .075(3)  -.036(3)  -.002(3)  -.017(3)
  C23  .080(4)  .165(6)  .097(4)  -.024(4)  -.002(3)  -.054(4)
  C24  .108(5)  .139(7)  .091(5)  .039(5)  -.020(5)  -.045(5)
  C25  .181(7)  .070(4)  .089(4)  -.001(5)  -.016(5)  -.014(3)
  C26  .132(4)  .070(3)  .070(3)  -.040(3)  -.006(3)  -.013(3)
  C27  .066(3)  .069(3)  .043(2)  -.034(2)  -.0005(19)  -.0018(19)
  C28  .080(3)  .067(3)  .061(3)  -.020(2)  -.015(2)  -.011(2)
  C29  .113(4)  .076(3)  .077(3)  -.021(3)  -.017(3)  -.028(3)
  C30  .087(4)  .065(3)  .097(4)  -.021(3)  .006(3)  -.020(3)
  C31  .065(3)  .075(3)  .088(4)  -.017(3)  -.011(3)  .005(3)
  C32  .077(3)  .089(3)  .064(3)  -.033(3)  -.017(2)  -.001(3)
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_site_symmetry_2
_geom_bond_distance
_geom_bond_publ_flag
  Si1 C19 . 1.852(4) y
  Si1 C1 . 1.864(3) y
  Si1 C13 . 1.868(3) y
  Si1 C7 . 1.875(3) y
  Si2 C21 . 1.855(4) y
  Si2 C20 . 1.865(4) y
  Si2 C27 . 1.869(4) y
  Si2 H1 . 1.35(3) y
  C1 C2 . 1.388(4) ?
  C1 C6 . 1.393(4) ?
  C2 C3 . 1.374(5) ?
  C2 H2 .  .9300 ?
  C3 C4 . 1.367(5) ?
  C3 H3 .  .9300 ?
  C4 C5 . 1.364(5) ?
  C4 H4 .  .9300 ?
  C5 C6 . 1.380(5) ?
  C5 H5 .  .9300 ?
  C6 H6 .  .9300 ?
  C7 C8 . 1.384(4) ?
  C7 C12 . 1.395(5) ?
  C8 C9 . 1.388(5) ?
  C8 H8 .  .9300 ?
  C9 C10 . 1.361(6) ?
  C9 H9 .  .9300 ?
  C10 C11 . 1.362(6) ?
  C10 H10 .  .9300 ?
  C11 C12 . 1.378(5) ?
  C11 H11 .  .9300 ?
  C12 H12 .  .9300 ?
  C13 C18 . 1.386(4) ?
  C13 C14 . 1.395(4) ?
  C14 C15 . 1.376(4) ?
  C14 H14 .  .9300 ?
  C15 C16 . 1.365(5) ?
  C15 H15 .  .9300 ?
  C16 C17 . 1.376(5) ?
  C16 H16 .  .9300 ?
  C17 C18 . 1.370(5) ?
  C17 H17 .  .9300 ?
  C18 H18 .  .9300 ?
  C19 C20 . 1.292(5) y
  C19 H19 .  .89(4) ?
  C20 H20 .  .97(4) ?
  C21 C26 . 1.386(5) ?
  C21 C22 . 1.395(5) ?
  C22 C23 . 1.370(6) ?
  C22 H22 .  .9300 ?
  C23 C24 . 1.359(8) ?
  C23 H23 .  .9300 ?
  C24 C25 . 1.355(8) ?
  C24 H24 .  .9300 ?
  C25 C26 . 1.370(7) ?
  C25 H25 .  .9300 ?
  C26 H26 .  .9300 ?
  C27 C28 . 1.383(5) ?
  C27 C32 . 1.391(5) ?
  C28 C29 . 1.382(5) ?
  C28 H28 .  .9300 ?
  C29 C30 . 1.363(6) ?
  C29 H29 .  .9300 ?
  C30 C31 . 1.358(6) ?
  C30 H30 .  .9300 ?
  C31 C32 . 1.377(6) ?
  C31 H31 .  .9300 ?
  C32 H32 .  .9300 ?