Coordination polymers of 1,4-piperazinedipropionic acid: domination by flexibility, coordination, and/or configuration?
Li, Guoliang; Lü, Jian; Li, Xinfa; Yang, Hongxun; Xu, Bo; Cao, Rong; CrystEngComm 12 (2010) 3780–; doi:10.1039/c002264k

data_7238240
_publ_section_title
;
 Coordination polymers of 1,4-piperazinedipropionic acid: domination by
 flexibility, coordination, and/or configuration?
;
_journal_issue                   11
_journal_name_full               CrystEngComm
_journal_page_first              3780
_journal_paper_doi               10.1039/c002264k
_journal_volume                  12
_journal_year                    2010
_chemical_formula_sum            'C10 H20 Cd2 N4 O12'
_chemical_formula_weight         613.10
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_H-M   'C 1 2/c 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                 98.895(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.197(6)
_cell_length_b                   9.590(4)
_cell_length_c                   14.161(6)
_cell_measurement_reflns_used    2481
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      27.4816
_cell_measurement_theta_min      2.6362
_cell_volume                     1770.7(13)
_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      298(2)
_diffrn_detector_area_resol_mean 28.5714
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'mini mercury'
_diffrn_measurement_method       CCD_Profile_fitting
_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  0.0548
_diffrn_reflns_av_sigmaI/netI    0.0542
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            7517
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_diffrn_reflns_theta_min         2.64
_diffrn_standards_number         2149
_exptl_absorpt_coefficient_mu    2.475
_exptl_absorpt_correction_T_max  0.6643
_exptl_absorpt_correction_T_min  0.6120
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.300
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1200
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.955
_refine_diff_density_min         -1.390
_refine_diff_density_rms         0.323
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.083
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     127
_refine_ls_number_reflns         2031
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.083
_refine_ls_R_factor_all          0.0683
_refine_ls_R_factor_gt           0.0513
_refine_ls_shift/su_max          0.011
_refine_ls_shift/su_mean         0.003
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0953P)^2^+2.6803P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1371
_refine_ls_wR_factor_ref         0.1665
_reflns_number_gt                1696
_reflns_number_total             2031
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c002264k.txt
_cod_data_source_block           1
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_exptl_absorpt_correction_type' value 'Multi-scan' was
changed to 'multi-scan' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/RSC/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/RSC/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7238240