Organic−Inorganic Hybrid Aligned by the Ligand−Ligand Hydrogen Bonds by Using Pyridyl-Substituted Oxalamides as the Building Blocks
Zeng, Qingdao; Li, Min; Wu, Dongxia; Lei, Shengbin; Liu, Caiming; Piao, Lingyu; Yang, Yanlian; An, Shiyan; Wang, Chen; Crystal Growth & Design 8 (2008) 869–; doi:10.1021/cg070506u

data_4503121
_publ_section_title
;
 Organic&#x2212;Inorganic Hybrid Aligned by the Ligand&#x2212;Ligand
 Hydrogen Bonds by Using Pyridyl-Substituted Oxalamides as the Building
 Blocks
;
_journal_issue                   3
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              869
_journal_paper_doi               10.1021/cg070506u
_journal_volume                  8
_journal_year                    2008
_chemical_formula_sum            'C28 H28 Hg I2 N8 O4'
_chemical_formula_weight         994.97
_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                96.95(3)
_cell_angle_beta                 101.49(3)
_cell_angle_gamma                104.74(3)
_cell_formula_units_Z            2
_cell_length_a                   10.149(2)
_cell_length_b                   10.699(2)
_cell_length_c                   15.714(3)
_cell_measurement_reflns_used    13247
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      2.20
_cell_volume                     1590.3(6)
_computing_cell_refinement       'Rapid Auto(Rigaku 2001)'
_computing_data_collection       'Rapid Auto(Rigaku 2001)'
_computing_data_reduction        'Rapid Auto(Rigaku 2001)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.959
_diffrn_measured_fraction_theta_max 0.959
_diffrn_measurement_device_type  'Rigaku raxis Rapid IP'
_diffrn_measurement_method       '\w Oscillation'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Rotating Anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0573
_diffrn_reflns_av_sigmaI/netI    0.0429
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            13247
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         2.20
_exptl_absorpt_coefficient_mu    6.827
_exptl_absorpt_correction_T_max  0.6356
_exptl_absorpt_correction_T_min  0.0744
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   Abscor
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    2.078
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       platelet
_exptl_crystal_F_000             940
_exptl_crystal_size_max          0.79
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.07
_refine_diff_density_max         1.012
_refine_diff_density_min         -1.705
_refine_diff_density_rms         0.201
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.009
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     390
_refine_ls_number_reflns         7000
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.009
_refine_ls_R_factor_all          0.0918
_refine_ls_R_factor_gt           0.0650
_refine_ls_shift/su_max          0.015
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1299P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1790
_refine_ls_wR_factor_ref         0.2001
_reflns_number_gt                4768
_reflns_number_total             7000
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg070506u-file003.cif
_cod_data_source_block           q
_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 2.4.1 from
2010-06-29.

'_exptl_absorpt_correction_type' value 'Empirical'
changed to 'empirical' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        1590.3(5)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4503121