#------------------------------------------------------------------------------
#$Date: 2016-02-18 14:25:00 +0200 (Thu, 18 Feb 2016) $
#$Revision: 176728 $
#$URL: svn://www.crystallography.net/cod/cif/8/10/15/8101585.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_8101585
loop_
_publ_author_name
'Centore, Roberto'
'Tuzi, Angela'
'Dr. Roberto Centore'
_publ_contact_author_email       centore@chemna.dichi.unina.it
_publ_section_title
;
Crystal structure of 2,2,3,3,4,4,5,5-octafluorohexanedioic acid dihydrate, 
(HOOC)C₄F₈(COOH) · 2H₂O
;
_journal_issue                   4
_journal_name_full
'Zeitschrift für Kristallographie - New Crystal Structures'
_journal_page_first              526
_journal_page_last               526
_journal_volume                  214
_journal_year                    1999
_chemical_formula_moiety         'C6 F8 O4 H2 . 2H2O'
_chemical_formula_sum            'C6 H6 F8 O6'
_chemical_formula_weight         326.11
_chemical_name_common
;
Perfluoroadipic Acid dihydrate
;
_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                 111.70(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   21.793(4)
_cell_length_b                   5.2544(9)
_cell_length_c                   10.807(8)
_cell_measurement_temperature    293(2)
_cell_volume                     1149.8(9)
_diffrn_ambient_temperature      293(2)
_exptl_crystal_density_diffrn    1.884
_refine_ls_R_factor_obs          0.0325
_refine_ls_wR_factor_obs         0.0635
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               8101585
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_assembly
_atom_site_disorder_group
C1 C 0.14801(16) 0.1921(7) 0.9757(3) 0.0559(8) Uani 1 d . . .
C2 C 0.09710(16) 0.2616(7) 0.8371(3) 0.0537(8) Uani 1 d . . .
C3 C 0.02529(14) 0.2171(6) 0.8220(3) 0.0453(7) Uani 1 d . . .
F1 F 0.10965(8) 0.1249(4) 0.74438(16) 0.0783(6) Uani 1 d . . .
F2 F 0.10526(9) 0.5087(4) 0.81410(18) 0.0816(6) Uani 1 d . . .
F3 F 0.00835(8) 0.3966(3) 0.89052(15) 0.0717(6) Uani 1 d . . .
F4 F 0.02343(8) -0.0079(4) 0.87817(16) 0.0727(6) Uani 1 d . . .
O1 O 0.18766(11) 0.0260(5) 0.98785(19) 0.0734(7) Uani 1 d . . .
O2 O 0.14136(12) 0.3305(5) 1.0667(2) 0.0761(8) Uani 1 d . . .
HO2 H 0.1691(15) 0.288(6) 1.146(3) 0.076 Uiso 1 d . . .
O3 O 0.22609(12) 0.2134(5) 1.2917(2) 0.0658(7) Uani 1 d . . .
H13 H 0.2509(16) 0.310(6) 1.331(3) 0.066 Uiso 1 d . . .
H23 H 0.2106(15) 0.145(6) 1.341(3) 0.066 Uiso 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 O1 1.201(4) . no
C1 O2 1.274(4) . no
C1 C2 1.542(4) . no
C2 F1 1.340(3) . no
C2 F2 1.346(3) . no
C2 C3 1.530(4) . no
C3 F3 1.333(3) . no
C3 F4 1.337(3) . no
C3 C3 1.538(5) 2_556 no
