Molecular tectonics: homochiral coordination polymers based on pyridyl-substituted cyclic tetrapeptides
Ganß, Alexander; Xu, Chaojie; Guenet, Aurélie; Kelm, Harald; Kyritsakas, Nathalie; Planeix, Jean-Marc; Kubik, Stefan; Hosseini, Mir Wais; CrystEngComm 18 (2016) 7685–; doi:10.1039/C6CE01944G

data_7226568
_publ_section_title
;
 Molecular tectonics: homochiral coordination polymers based on
 pyridyl-substituted cyclic tetrapeptides
;
_journal_issue                   40
_journal_name_full               CrystEngComm
_journal_page_first              7685
_journal_paper_doi               10.1039/C6CE01944G
_journal_volume                  18
_journal_year                    2016
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C34 H30 Cd Cl2 N6 O4'
_chemical_formula_sum            'C34 H30 Cd Cl2 N6 O4'
_chemical_formula_weight         769.94
_space_group_crystal_system      monoclinic
_space_group_IT_number           5
_space_group_name_Hall           'C 2y'
_space_group_name_H-M_alt        'C 1 2 1'
_symmetry_space_group_name_Hall  'C 2y'
_symmetry_space_group_name_H-M   'C 1 2 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/6
_audit_update_record
;
2016-04-08 deposited with the CCDC.
2016-09-12 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 123.025(4)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   23.6335(14)
_cell_length_b                   4.9941(2)
_cell_length_c                   18.5991(12)
_cell_measurement_reflns_used    9000
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      25.
_cell_measurement_theta_min      2.5
_cell_volume                     1840.5(2)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014/6 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \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_unetI/netI     0.0438
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.996
_diffrn_reflns_limit_h_max       32
_diffrn_reflns_limit_h_min       -32
_diffrn_reflns_limit_k_max       4
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            9361
_diffrn_reflns_point_group_measured_fraction_full 0.951
_diffrn_reflns_point_group_measured_fraction_max 0.902
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         30.011
_diffrn_reflns_theta_min         1.733
_exptl_absorpt_coefficient_mu    0.782
_exptl_absorpt_correction_T_max  0.971
_exptl_absorpt_correction_T_min  0.958
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.389
_exptl_crystal_density_meas      ?
_exptl_crystal_description       prism
_exptl_crystal_F_000             780
_exptl_crystal_size_max          0.050
_exptl_crystal_size_mid          0.040
_exptl_crystal_size_min          0.040
_refine_diff_density_max         1.501
_refine_diff_density_min         -0.665
_refine_diff_density_rms         0.206
_refine_ls_abs_structure_details
;
 Flack x determined using 1652 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.001(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.025
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     214
_refine_ls_number_reflns         9361
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.025
_refine_ls_R_factor_all          0.0561
_refine_ls_R_factor_gt           0.0520
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.1082P)^2^+1.7187P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1504
_refine_ls_wR_factor_ref         0.1541
_reflns_Friedel_coverage         0.636
_reflns_Friedel_fraction_full    0.890
_reflns_Friedel_fraction_max     0.785
_reflns_number_gt                8520
_reflns_number_total             9361
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c6ce01944g2.cif
_cod_data_source_block           1-CdCl2
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'none' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 4268 2015-11-12 08:31:59Z antanas 

 Adding full bibliography for 7226566--7226570.cif.
;
_cod_original_cell_volume        1840.54(19)
_cod_database_code               7226568
_shelx_estimated_absorpt_t_min   0.962
_shelx_estimated_absorpt_t_max   0.969
_shelxl_version_number           2014/6
_shelx_res_checksum              86189