Construction of Three-Dimensional Metal−Organic Frameworks with Helical Character through Coordinative and Supramolecular Interactions
Chen, Jian-Qiao; Cai, Yue-Peng; Fang, Hua-Cai; Zhou, Zheng-Yuan; Zhan, Xu-Lin; Zhao, Gang; Zhang, Zhong; Crystal Growth & Design 9 (2009) 1605–; doi:10.1021/cg8013317

data_4509382
_publ_section_title
;
 Construction of Three-Dimensional Metal&#x2212;Organic Frameworks with
 Helical Character through Coordinative and Supramolecular Interactions
;
_journal_issue                   3
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              1605
_journal_paper_doi               10.1021/cg8013317
_journal_volume                  9
_journal_year                    2009
_chemical_formula_moiety         'C22 H18 N4, 4(H2 O)'
_chemical_formula_sum            'C22 H26 N4 O4'
_chemical_formula_weight         410.47
_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                 91.160(8)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   4.8087(17)
_cell_length_b                   12.043(4)
_cell_length_c                   18.482(6)
_cell_measurement_reflns_used    3251
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.25
_cell_measurement_theta_min      2.15
_cell_volume                     1070.1(6)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_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 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0477
_diffrn_reflns_av_sigmaI/netI    0.0633
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            6843
_diffrn_reflns_theta_full        27.61
_diffrn_reflns_theta_max         27.61
_diffrn_reflns_theta_min         2.02
_diffrn_standards_decay_%        none
_exptl_absorpt_coefficient_mu    0.089
_exptl_absorpt_correction_T_max  0.987
_exptl_absorpt_correction_T_min  0.981
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 1996)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.274
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             436
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.19
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.225
_refine_diff_density_min         -0.226
_refine_diff_density_rms         0.048
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.894
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     148
_refine_ls_number_reflns         2471
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      0.898
_refine_ls_R_factor_all          0.1311
_refine_ls_R_factor_gt           0.0606
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0988P)^2^+0.0119P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1570
_refine_ls_wR_factor_ref         0.1878
_reflns_number_gt                1044
_reflns_number_total             2471
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg8013317sup5.cif
_cod_data_source_block           y
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'Multi-scan' changed to
'multi-scan' 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_original_sg_symbol_Hall     -P2yn
_cod_original_sg_symbol_H-M      P21/n
_cod_database_code               4509382