Hydrothermal synthesis, characterization and crystal structures of two new zinc(ii) phosphonates: Zn2[(O3PCH2)2NHCH2CO2] and Zn2[HO3PCH2NH(CH2PO3)2]
Mao, Jiang-Gao; Wang, Zhike; Clearfield, Abraham; New Journal of Chemistry 26 (2002) 1010–; doi:10.1039/b202096n

data_7050864
_publ_section_title
;
 Hydrothermal synthesis, characterization and crystal structures of two
 new zinc(ii) phosphonates: Zn2[(O3PCH2)2NHCH2CO2] and
 Zn2[HO3PCH2NH(CH2PO3)2]
;
_journal_issue                   8
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              1010
_journal_paper_doi               10.1039/b202096n
_journal_volume                  26
_journal_year                    2002
_chemical_formula_sum            'C4 H7 N O8 P2 Zn2'
_chemical_formula_weight         389.79
_chemical_name_systematic
; 
? 
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_space_group_IT_number           169
_symmetry_cell_setting           hexagonal
_symmetry_Int_Tables_number      169
_symmetry_space_group_name_Hall  'P 61'
_symmetry_space_group_name_H-M   'P 61'
_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                 90.00
_cell_angle_gamma                120.00
_cell_formula_units_Z            6
_cell_length_a                   8.0677(12)
_cell_length_b                   8.0677(12)
_cell_length_c                   27.283(6)
_cell_measurement_temperature    110(2)
_cell_volume                     1537.9(5)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.981
_diffrn_measured_fraction_theta_max 0.981
_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  0.0764
_diffrn_reflns_av_sigmaI/netI    0.0891
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -35
_diffrn_reflns_number            3597
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_diffrn_reflns_theta_min         2.92
_diffrn_standards_decay_%        <1.0%
_exptl_absorpt_coefficient_mu    5.021
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.787
_exptl_absorpt_correction_type   empirical
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.525
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1152
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.06
_refine_diff_density_max         1.303
_refine_diff_density_min         -0.627
_refine_diff_density_rms         0.172
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.04(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.955
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     154
_refine_ls_number_reflns         1851
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.954
_refine_ls_R_factor_all          0.0686
_refine_ls_R_factor_gt           0.0443
_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^)+(0.0435P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0941
_refine_ls_wR_factor_ref         0.1030
_reflns_number_gt                1380
_reflns_number_total             1851
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b202096n.txt
_cod_data_source_block           maoc6
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Hexagonal' changed to 'hexagonal'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      P6(1)
_cod_database_code               7050864