Transition metal ion induced hydrogelation by amino-terpyridine ligands.
Bhowmik, Sandip; Ghosh, Biswa Nath; Rissanen, Kari; Organic & biomolecular chemistry 12 (2014) 8836–8839; doi:10.1039/c4ob01867b

data_7154118
_publ_section_title
;
 Transition metal ion induced hydrogelation by amino-terpyridine ligands.
;
_journal_issue                   44
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              8836
_journal_page_last               8839
_journal_paper_doi               10.1039/c4ob01867b
_journal_volume                  12
_journal_year                    2014
_chemical_formula_moiety         'C21 H16 Cl2 Hg N4'
_chemical_formula_sum            'C21 H16 Cl2 Hg N4'
_chemical_formula_weight         595.87
_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                 107.168(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.9410(3)
_cell_length_b                   9.8715(2)
_cell_length_c                   16.0933(4)
_cell_measurement_reflns_used    3527
_cell_measurement_temperature    173.01(10)
_cell_measurement_theta_max      29.2890
_cell_measurement_theta_min      2.4500
_cell_volume                     1964.27(8)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb  1 2013,16:14:44)
;
_computing_data_collection
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CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb  1 2013,16:14:44)
;
_computing_data_reduction
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CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb  1 2013,16:14:44)
;
_computing_publication_material  'WinGX (Farrugia, 2012)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution
;
SUPERFLIP, J. Appl. Cryst. (2007) 40, 786-790
;
_diffrn_ambient_temperature      173.01(10)
_diffrn_detector_area_resol_mean 16.0107
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'SuperNova, Single source at offset, Eos'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_source         'SuperNova (Mo) X-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0294
_diffrn_reflns_av_sigmaI/netI    0.0416
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            7717
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         25.50
_diffrn_reflns_theta_min         2.40
_exptl_absorpt_coefficient_mu    8.122
_exptl_absorpt_correction_T_max  0.434
_exptl_absorpt_correction_T_min  0.179
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.31 (release 14-01-2014 CrysAlis171 .NET)
(compiled Jan 14 2014,18:38:05)
Analytical numeric absorption correction using a multifaceted crystal
            model based on expressions derived by R.C. Clark & J.S. Reid.
(Clark, R. C. & Reid, J. S. (1995). Acta Cryst. A51, 887-897)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    2.015
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1136
_exptl_crystal_size_max          0.54
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.959
_refine_diff_density_min         -1.030
_refine_diff_density_rms         0.111
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.020
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     261
_refine_ls_number_reflns         3654
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.020
_refine_ls_R_factor_all          0.0358
_refine_ls_R_factor_gt           0.0287
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0309P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0643
_refine_ls_wR_factor_ref         0.0689
_reflns_number_gt                3152
_reflns_number_total             3654
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            c4ob01867b2.cif
_cod_data_source_block           HgCl2(L2)
_cod_depositor_comments
'Adding full bibliography for 7154114--7154118.cif.'
_cod_original_sg_symbol_H-M      P21/n
_cod_database_code               7154118