An unexpected product: di-μ-iodo-bis{[2-(<i>N</i>-diphenylphosphinomethyl-<i>N</i>-cyclohexylamino)pyridine]iodomercury(II)}
Cui Da-Jun; Zeng Xianshun; Leng Xuebing; Xu Fengbo; Zhang Zhengzhi; Acta Crystallographica Section E 59 (2003) o868–o869; doi:10.1107/S1600536803008754

data_2202213
_publ_section_title
;An unexpected product:
 di-\m-iodo-bis{[2-(<i>N</i>-diphenylphosphinomethyl-<i>N</i>-cyclohexylamino)pyridine]iodomercury(II)}
;
_journal_issue                   6
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o868
_journal_page_last               o869
_journal_paper_doi               10.1107/S1600536803008754
_journal_volume                  59
_journal_year                    2003
_chemical_formula_iupac          '[Hg2 I4 (C24 H27 N2 P)2]'
_chemical_formula_moiety         'C48 H54 Hg2 I4 N4 P2'
_chemical_formula_sum            'C48 H54 Hg2 I4 N4 P2'
_chemical_formula_weight         1657.67
_chemical_name_systematic        ?
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 96.7730(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   12.5386(7)
_cell_length_b                   16.1113(9)
_cell_length_c                   12.6488(7)
_cell_measurement_reflns_used    634
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      25.3
_cell_measurement_theta_min      2.8
_cell_volume                     2537.4(2)
_computing_cell_refinement       SMART
_computing_data_collection       'SMART (Bruker, 1998)'
_computing_data_reduction
'SAINT (Bruker, 1998) and SHELXTL (Bruker, 1997)'
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  SHELXTL
_computing_structure_solution    SHELXTL
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device_type  'Bruker SMART CCD area-detector'
_diffrn_measurement_method       '\f and \w'
_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  0.0414
_diffrn_reflns_av_sigmaI/netI    0.0373
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            11685
_diffrn_reflns_theta_full        26.39
_diffrn_reflns_theta_max         26.39
_diffrn_reflns_theta_min         2.06
_exptl_absorpt_coefficient_mu    8.576
_exptl_absorpt_correction_T_max  0.96
_exptl_absorpt_correction_T_min  0.52
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            'dark yellow'
_exptl_crystal_density_diffrn    2.170
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1544
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.35
_exptl_crystal_size_min          0.05
_refine_diff_density_max         1.489
_refine_diff_density_min         -1.151
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.983
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     271
_refine_ls_number_reflns         5142
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.983
_refine_ls_R_factor_all          0.0383
_refine_ls_R_factor_gt           0.0296
_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^)+(0.0458P)^2^+0.249P] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0713
_refine_ls_wR_factor_ref         0.0764
_reflns_number_gt                4365
_reflns_number_total             5142
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            wn6148.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_geom_bond_publ_flag' value 'Yes' changed to 'yes' according
to '/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29 (4 times).

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_geom_bond_publ_flag' value 'Yes' changed to 'yes'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29 (4
times).

'_geom_angle_publ_flag' value 'Yes' changed to 'yes'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29 (7
times).

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               2202213
_cod_database_fobs_code          2202213