data_2011845
_journal_name_full  'Acta Crystallographica, Section C'
_journal_year  2001
_journal_volume  57
_journal_page_first  428
_journal_page_last  430
_publ_section_title
;
9-(1-Acetoxyethylidene)fluorene ("diacetylfluorene"), a biproduct
from the acetylation of 9-fluorenyllithium
;
loop_
_publ_author_name
  'Robinson, Paul D.'
  'Lutfi, Hisham G.'
  'Hou, Yuqing'
  'Meyers, Cal Y.'
_chemical_formula_moiety  'C17 H14 O2'
_chemical_formula_sum  'C17 H14 O2'
_chemical_formula_weight  250.28
_chemical_melting_point  353-353.5
_symmetry_cell_setting  orthorhombic
_symmetry_space_group_name_H-M  'P b c a'
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
loop_
_symmetry_equiv_pos_as_xyz
  'x, y, z'
  'x+1/2, -y+1/2, -z'
  '-x, y+1/2, -z+1/2'
  '-x+1/2, -y, z+1/2'
  '-x, -y, -z'
  '-x-1/2, y-1/2, z'
  'x, -y-1/2, z-1/2'
  'x-1/2, y, -z-1/2'
_cell_length_a  9.8818(17)
_cell_length_b  27.375(6)
_cell_length_c  9.8110(12)
_cell_angle_alpha  90.00
_cell_angle_beta  90.00
_cell_angle_gamma  90.00
_cell_volume  2654.1(8)
_cell_formula_units_Z  8
_cell_measurement_temperature  296
_exptl_crystal_density_diffrn  1.253
_diffrn_ambient_temperature  296
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
  O1  .68430(16)  .12282(6)  .24166(17)  .0658(5) Uani d . 1 . . O
  O2  .83286(19)  .07732(7)  .1259(2)  .0924(7) Uani d . 1 . . O
  C1  .6577(2)  .07450(9)  .5063(3)  .0653(7) Uani d . 1 . . C
  C2  .6299(3)  .04321(10)  .6128(3)  .0737(8) Uani d . 1 . . C
  C3  .7004(3)  .04547(11)  .7338(3)  .0787(8) Uani d . 1 . . C
  C4  .8000(3)  .08011(10)  .7517(3)  .0712(8) Uani d . 1 . . C
  C4a  .8296(2)  .11180(9)  .6456(3)  .0572(6) Uani d . 1 . . C
  C4b  .9294(2)  .15101(9)  .6369(3)  .0602(7) Uani d . 1 . . C
  C5 1.0223(3)  .16682(10)  .7321(3)  .0770(8) Uani d . 1 . . C
  C6 1.1085(3)  .20428(12)  .6979(4)  .0892(10) Uani d . 1 . . C
  C7 1.1010(3)  .22674(11)  .5725(4)  .0901(10) Uani d . 1 . . C
  C8 1.0073(3)  .21081(10)  .4756(3)  .0788(8) Uani d . 1 . . C
  C8a  .9214(2)  .17235(9)  .5073(3)  .0596(6) Uani d . 1 . . C
  C9  .8173(2)  .14609(9)  .4279(3)  .0556(6) Uani d . 1 . . C
  C9a  .7597(2)  .10910(8)  .5216(2)  .0535(6) Uani d . 1 . . C
  C10  .7905(2)  .15108(9)  .2958(3)  .0613(7) Uani d . 1 . . C
  C11  .7184(3)  .08626(10)  .1550(3)  .0637(7) Uani d . 1 . . C
  C12  .5969(3)  .05945(11)  .1051(3)  .0797(9) Uani d . 1 . . C
  C13  .8557(3)  .18460(10)  .1947(3)  .0832(9) Uani d . 1 . . C
  H1  .6090  .0725  .4254  .078 Uiso calc R 1 . . H
  H2  .5618  .0200  .6027  .088 Uiso calc R 1 . . H
  H3  .6808  .0236  .8035  .094 Uiso calc R 1 . . H
  H4  .8467  .0822  .8338  .085 Uiso calc R 1 . . H
  H5 1.0266  .1524  .8178  .092 Uiso calc R 1 . . H
  H6 1.1729  .2147  .7606  .107 Uiso calc R 1 . . H
  H7 1.1586  .2526  .5522  .108 Uiso calc R 1 . . H
  H8 1.0025  .2258  .3907  .095 Uiso calc R 1 . . H
  H12a  .5689  .0728  .0191  .120 Uiso calc R 1 . . H
  H12b  .5248  .0628  .1700  .120 Uiso calc R 1 . . H
  H12c  .6187  .0255  .0940  .120 Uiso calc R 1 . . H
  H13a  .8446  .2178  .2240  .125 Uiso calc R 1 . . H
  H13b  .8138  .1804  .1072  .125 Uiso calc R 1 . . H
  H13c  .9503  .1771  .1881  .125 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
  O1  .0504(10)  .0840(12)  .0629(11)  .0096(10)  -.0043(9)  -.0072(11)
  O2  .0573(11)  .1041(15)  .1159(17)  .0108(12)  .0155(12)  -.0223(13)
  C1  .0557(15)  .0813(17)  .0588(16)  -.0014(15)  .0021(15)  -.0072(16)
  C2  .0683(18)  .0791(19)  .074(2)  -.0133(16)  .0112(16)  -.0079(17)
  C3  .085(2)  .084(2)  .0675(19)  .0046(19)  .0129(17)  .0047(17)
  C4  .0710(18)  .0829(19)  .0595(17)  .0134(17)  -.0059(15)  -.0061(17)
  C4a  .0490(14)  .0616(16)  .0609(16)  .0121(13)  -.0002(14)  -.0090(14)
  C4b  .0478(15)  .0622(16)  .0707(18)  .0139(14)  -.0039(14)  -.0188(16)
  C5  .0679(18)  .0753(19)  .088(2)  .0108(16)  -.0140(17)  -.0187(18)
  C6  .070(2)  .083(2)  .114(3)  .0040(19)  -.019(2)  -.037(2)
  C7  .068(2)  .076(2)  .126(3)  -.0135(17)  .006(2)  -.028(2)
  C8  .0730(18)  .0722(18)  .091(2)  -.0062(17)  .0079(18)  -.0153(17)
  C8a  .0460(14)  .0576(15)  .0752(19)  .0082(13)  .0017(15)  -.0114(15)
  C9  .0439(14)  .0623(16)  .0607(16)  .0101(13)  .0025(13)  -.0069(13)
  C9a  .0428(13)  .0619(15)  .0557(15)  .0048(14)  .0028(13)  -.0070(13)
  C10  .0472(15)  .0640(17)  .0726(18)  .0066(14)  .0014(14)  -.0037(14)
  C11  .0613(18)  .0730(19)  .0568(15)  .0109(15)  -.0054(15)  .0042(15)
  C12  .0633(18)  .104(2)  .0719(19)  .0075(17)  -.0150(15)  -.0083(16)
  C13  .0814(19)  .087(2)  .081(2)  .0013(18)  -.0035(16)  .0187(16)
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
  O1 C11 . 1.356(3) no
  O1 C10 . 1.408(3) no
  O2 C11 . 1.192(3) no
  C1 C2 . 1.379(3) no
  C1 C9a . 1.391(3) no
  C2 C3 . 1.378(4) no
  C3 C4 . 1.377(3) no
  C4 C4a . 1.386(3) no
  C4a C9a . 1.401(3) no
  C4a C4b . 1.460(3) no
  C4b C5 . 1.380(3) no
  C4b C8a . 1.402(3) no
  C5 C6 . 1.374(4) no
  C6 C7 . 1.378(4) no
  C7 C8 . 1.396(4) no
  C8 C8a . 1.387(3) no
  C8a C9 . 1.477(3) no
  C9 C10 . 1.330(3) no
  C9 C9a . 1.481(3) no
  C10 C13 . 1.497(3) no
  C11 C12 . 1.490(3) no
  C1 H1 .  .9300 no
  C2 H2 .  .9300 no
  C3 H3 .  .9300 no
  C4 H4 .  .9300 no
  C5 H5 .  .9300 no
  C6 H6 .  .9300 no
  C7 H7 .  .9300 no
  C8 H8 .  .9300 no
  C12 H12a .  .9600 no
  C12 H12b .  .9600 no
  C12 H12c .  .9600 no
  C13 H13a .  .9600 no
  C13 H13b .  .9600 no
  C13 H13c .  .9600 no