Gold rectangle, silver rings and helices - A study of self-assembly and molecular recognition of metallo-supramolecules
Lin Rong Er; Ph.D Thesis - NATIONAL UNIVERSITY OF SINGAPORE  (2005) 1–; doi:

data_1548507
_publ_section_title
;
 Gold rectangle, silver rings and helices - A study of self-assembly and
 molecular recognition of metallo-supramolecules
;
_journal_name_full
'Ph.D Thesis - NATIONAL UNIVERSITY OF SINGAPORE'
_journal_page_first              1
_journal_year                    2005
_chemical_formula_sum            'C90.45 H83.9 Ag2 Cl0.7 F12 N4 O1.5 P6'
_chemical_formula_weight         1905.29
_space_group_IT_number           31
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac -2'
_symmetry_space_group_name_H-M   'P m n 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   18.7319(8)
_cell_length_b                   18.5100(8)
_cell_length_c                   25.8368(11)
_cell_measurement_reflns_used    6819
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      28.790
_cell_measurement_theta_min      2.201
_cell_volume                     8958.3(7)
_computing_cell_refinement       'Bruker XSCANS'
_computing_data_collection       'Bruker XSCANS'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker P4'
_diffrn_measurement_method       '\w 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  0.0280
_diffrn_reflns_av_sigmaI/netI    0.0318
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            51160
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.17
_exptl_absorpt_coefficient_mu    0.638
_exptl_absorpt_correction_T_max  0.7844
_exptl_absorpt_correction_T_min  0.7409
_exptl_absorpt_correction_type   'Sadabs, (Sheldrick 2001)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.413
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             3882
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.40
_refine_diff_density_max         0.822
_refine_diff_density_min         -0.308
_refine_diff_density_rms         0.089
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.00
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.061
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1106
_refine_ls_number_reflns         16104
_refine_ls_number_restraints     7
_refine_ls_restrained_S_all      1.062
_refine_ls_R_factor_all          0.0473
_refine_ls_R_factor_gt           0.0412
_refine_ls_shift/su_max          0.034
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0796P)^2^+2.7166P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1158
_refine_ls_wR_factor_ref         0.1211
_reflns_number_gt                14450
_reflns_number_total             16104
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            complex3b.CIF
_cod_data_source_block           1312a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to the built-in table from CIF Core
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 5376 2017-05-30 11:51:03Z andrius 
;
_cod_original_sg_symbol_H-M      Pmn2(1)
_cod_original_formula_sum        'C90.45 H83.90 Ag2 Cl0.70 F12 N4 O1.50 P6'
_cod_database_code               1548507