Reversible single-crystal to single-crystal transformations in a Hg(II) derivative. 1D-polymeric chain <=>2D-networking as a function of temperature.
Mobin, Shaikh M.; Srivastava, Ashwini K.; Mathur, Pradeep; Lahiri, Goutam Kumar; Dalton transactions (Cambridge, England : 2003) 39 (2010) 8698–8705; doi:10.1039/c0dt00085j

data_7025971
_publ_section_title
;
 Reversible single-crystal to single-crystal transformations in a Hg(II)
 derivative. 1D-polymeric chain &lt;=&gt;2D-networking as a function of
 temperature.
;
_journal_issue                   37
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              8698
_journal_page_last               8705
_journal_paper_doi               10.1039/c0dt00085j
_journal_volume                  39
_journal_year                    2010
_chemical_formula_sum            'C14 H18 Cl4 Hg2 N2 O2'
_chemical_formula_weight         789.30
_chemical_name_systematic
;
?
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                102.113(8)
_cell_angle_beta                 103.806(10)
_cell_angle_gamma                90.655(10)
_cell_formula_units_Z            2
_cell_length_a                   7.5737(11)
_cell_length_b                   9.2458(10)
_cell_length_c                   14.6588(13)
_cell_measurement_reflns_used    4721
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      32.3379
_cell_measurement_theta_min      3.2415
_cell_volume                     972.6(2)
_computing_cell_refinement       'CrysAlis RED, Oxford Diffraction Ltd.,'
_computing_data_collection       'CrysAlis CCD, Oxford Diffraction Ltd.,'
_computing_data_reduction        'CrysAlis RED, Oxford Diffraction Ltd.,'
_computing_molecular_graphics    Ortep3
_computing_publication_material  Shelx97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector_area_resol_mean 15.9948
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.844
_diffrn_measurement_device_type  'OXFORD DIFFRACTION XCALIBUR-S'
_diffrn_measurement_method       \w/q-scan
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Mo) X-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0904
_diffrn_reflns_av_sigmaI/netI    0.0838
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            11683
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         33.29
_diffrn_reflns_theta_min         3.29
_exptl_absorpt_coefficient_mu    16.325
_exptl_absorpt_correction_T_max  0.1475
_exptl_absorpt_correction_T_min  0.1112
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.31.7 (release 18-10-2006 CrysAlis171 .NET)
(compiled Oct 18 2006,16:28:17)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.695
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             720
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.23
_exptl_crystal_size_min          0.19
_refine_diff_density_max         5.750
_refine_diff_density_min         -10.174
_refine_diff_density_rms         0.587
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.262
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     216
_refine_ls_number_reflns         6339
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.262
_refine_ls_R_factor_all          0.0934
_refine_ls_R_factor_gt           0.0734
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1491P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2137
_refine_ls_wR_factor_ref         0.2547
_reflns_number_gt                4708
_reflns_number_total             6339
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c0dt00085j.txt
_cod_data_source_block           1-Regenerated
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from
2011-04-26.

'_refine_ls_hydrogen_treatment' value 'CONSTR' changed
to 'constr' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_database_code               7025971