#------------------------------------------------------------------------------
#$Date: 2016-03-21 00:21:50 +0100 (lun 21 de mar de 2016) $
#$Revision: 178377 $
#$URL: svn://www.crystallography.net/cod/cif/4/00/12/4001261.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_4001261
loop_
_publ_author_name
'Manson, Jamie L.'
'Conner, Marianne M.'
'Schlueter, John A.'
'McConnell, Amber C.'
'Southerland, Heather I.'
'Malfant, Isabelle'
'Lancaster, Tom'
'Blundell, Stephen J.'
'Brooks, Michael L.'
'Pratt, Francis L.'
'Singleton, John'
'McDonald, Ross D.'
'Lee, Changhoon'
'Whangbo, Myung-Hwan'
_publ_section_title
;
 Experimental and Theoretical Characterization of the Magnetic Properties
 of CuF2(H2O)2(pyz) (pyz = pyrazine): A Two-Dimensional Quantum Magnet
 Arising from Supersuperexchange Interactions through Hydrogen Bonded
 Paths
;
_journal_issue                   24
_journal_name_full               'Chemistry of Materials'
_journal_page_first              7408
_journal_paper_doi               10.1021/cm8016566
_journal_volume                  20
_journal_year                    2008
_chemical_formula_moiety         'Cu 2+, 2(F 1-), C4 H4 N2, 2(H2 O)'
_chemical_formula_sum            'C4 H8 Cu F2 N2 O2'
_chemical_formula_weight         217.66
_chemical_name_common
; 
Copper(II) fluoride pyrazine hydrate 
;
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           'manual editing of SHELXL-97 cif file'
_cell_angle_alpha                90.00
_cell_angle_beta                 111.065(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   7.6926(6)
_cell_length_b                   7.5568(6)
_cell_length_c                   6.8970(5)
_cell_measurement_reflns_used    1638
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      29.573
_cell_measurement_theta_min      2.837
_cell_volume                     374.14(5)
_computing_cell_refinement       'SAINT (Bruker, 2001)'
_computing_data_collection       'SMART (Siemens, 1995)'
_computing_data_reduction        'SAINT (Bruker, 2001)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2001)'
_computing_publication_material  'SHELXTL (Sheldrick, 2001)'
_computing_structure_refinement  'SHELXTL (Sheldrick, 2001)'
_computing_structure_solution    'SHELXTL (Sheldrick, 2001)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.987
_diffrn_measured_fraction_theta_max 0.987
_diffrn_measurement_device_type  'Siemens SMART CCD area detector'
_diffrn_measurement_method       'area detector ω scans'
_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  0.0183
_diffrn_reflns_av_sigmaI/netI    0.0156
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            4026
_diffrn_reflns_theta_full        29.58
_diffrn_reflns_theta_max         29.58
_diffrn_reflns_theta_min         3.92
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.907
_exptl_absorpt_correction_T_max  0.507
_exptl_absorpt_correction_T_min  0.335
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details
;
(Sheldrick, 2001)
;
_exptl_crystal_colour            'pale blue'
_exptl_crystal_density_diffrn    1.932
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rod
_exptl_crystal_F_000             218
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.36
_exptl_crystal_size_min          0.32
_refine_diff_density_max         0.332
_refine_diff_density_min         -0.307
_refine_diff_density_rms         0.052
_refine_ls_extinction_coef       0.134(8)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc²λ³/sin(2θ)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.109
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     59
_refine_ls_number_reflns         1034
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.117
_refine_ls_R_factor_all          0.0169
_refine_ls_R_factor_gt           0.0159
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[σ²(Fo²)+(0.0273P)²+0.0875P] where P=(Fo²+2Fc²)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0511
_refine_ls_wR_factor_ref         0.0519
_reflns_number_gt                953
_reflns_number_total             1034
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cm8016566_si_003.cif
_cod_data_source_block           CuF2(H2O)2(pyz)300K
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               4001261
loop_
_symmetry_equiv_pos_as_xyz
'x, y, z'
'-x, y+1/2, -z+1/2'
'-x, -y, -z'
'x, -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_adp_type
_atom_site_occupancy
_atom_site_symmetry_multiplicity
_atom_site_calc_flag
_atom_site_refinement_flags
Cu Cu 0.0000 0.0000 0.0000 0.01916(11) Uani 1 2 d S
F F -0.01877(10) -0.25131(12) -0.01005(9) 0.02958(18) Uani 1 1 d .
O O -0.10902(16) 0.00658(9) -0.30750(16) 0.0248(2) Uani 1 1 d D
H3 H -0.086(2) -0.080(2) -0.357(3) 0.030 Uiso 1 1 d D
H4 H -0.074(2) 0.082(2) -0.353(3) 0.030 Uiso 1 1 d D
N N -0.31729(18) 0.01096(13) 0.0053(2) 0.0339(3) Uani 1 1 d .
C1 C -0.37427(17) 0.10143(19) 0.1360(2) 0.0386(3) Uani 1 1 d .
H1 H -0.2901 0.1741 0.2342 0.046 Uiso 1 1 calc R
C2 C -0.44453(18) -0.0907(2) -0.1304(2) 0.0425(3) Uani 1 1 d .
H2 H -0.4106 -0.1569 -0.2249 0.051 Uiso 1 1 calc R
loop_
_atom_site_aniso_label
_atom_site_aniso_U_11
_atom_site_aniso_U_22
_atom_site_aniso_U_33
_atom_site_aniso_U_23
_atom_site_aniso_U_13
_atom_site_aniso_U_12
Cu 0.02733(15) 0.01334(14) 0.01957(14) 0.00057(4) 0.01177(9) 0.00089(5)
F 0.0492(4) 0.0151(3) 0.0305(4) 0.0004(2) 0.0216(3) 0.0005(2)
O 0.0359(5) 0.0198(4) 0.0228(4) 0.0004(2) 0.0154(4) 0.0006(2)
N 0.0260(5) 0.0414(7) 0.0368(7) -0.0060(4) 0.0145(5) -0.0057(3)
C1 0.0301(6) 0.0471(7) 0.0403(6) -0.0154(5) 0.0147(5) -0.0115(5)
C2 0.0340(6) 0.0534(8) 0.0459(7) -0.0211(6) 0.0215(5) -0.0098(5)
loop_
_atom_type_symbol
_atom_type_description
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
C C 0.0033 0.0016 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
H H 0.0000 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
N N 0.0061 0.0033 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
O O 0.0106 0.0060 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
F F 0.0171 0.0103 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
Cu Cu 0.3201 1.2651 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle
_geom_angle_site_symmetry_1
_geom_angle_site_symmetry_3
F Cu F 180.000(4) 3 .
F Cu O 89.35(3) . .
O Cu O 180.0 . 3
F Cu N 88.36(3) . .
O Cu N 88.53(5) . .
N Cu N 180.0 3 .
Cu O H3 111.6(13) . .
Cu O H4 113.0(14) . .
H3 O H4 106(3) . .
C1 N C2 115.93(12) . .
C1 N Cu 126.94(9) . .
C2 N Cu 117.04(9) . .
N C1 C2 121.83(12) . 3_455
N C1 H1 119.1 . .
C2 C1 H1 119.1 3_455 .
N C2 C1 122.23(12) . 3_455
N C2 H2 118.9 . .
C1 C2 H2 118.9 3_455 .
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
_geom_bond_site_symmetry_2
Cu F 1.9039(9) .
Cu O 1.9812(10) .
Cu N 2.4554(13) .
O H3 0.789(14) .
O H4 0.742(14) .
N C1 1.3253(18) .
N C2 1.3287(17) .
C1 C2 1.3830(17) 3_455
C1 H1 0.9300 .
C2 H2 0.9300 .
loop_
_geom_torsion_atom_site_label_1
_geom_torsion_atom_site_label_2
_geom_torsion_atom_site_label_3
_geom_torsion_atom_site_label_4
_geom_torsion
_geom_torsion_site_symmetry_1
_geom_torsion_site_symmetry_4
F Cu N C1 -49.66(12) 3 .
F Cu N C1 130.34(12) . .
O Cu N C1 -140.27(12) . .
O Cu N C1 39.73(12) 3 .
F Cu N C2 133.81(11) 3 .
F Cu N C2 -46.19(11) . .
O Cu N C2 43.20(11) . .
O Cu N C2 -136.80(11) 3 .
C2 N C1 C2 -0.2(2) . 3_455
Cu N C1 C2 -176.78(11) . 3_455
C1 N C2 C1 0.2(2) . 3_455
Cu N C2 C1 177.13(12) . 3_455
