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_7050863
_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            'C3 H8 N O9 P3 Zn2'
_chemical_formula_weight         425.75
_chemical_name_systematic
; 
? 
;
_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                   8.3553(8)
_cell_length_b                   8.3553(8)
_cell_length_c                   26.657(4)
_cell_measurement_temperature    110(2)
_cell_volume                     1611.6(3)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      110(2)
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type  'Bruker Smart CCD'
_diffrn_measurement_method       'narrow frame method, hemisphere'
_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  0.0716
_diffrn_reflns_av_sigmaI/netI    0.0911
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       34
_diffrn_reflns_limit_l_min       -35
_diffrn_reflns_number            9968
_diffrn_reflns_theta_full        28.28
_diffrn_reflns_theta_max         28.28
_diffrn_reflns_theta_min         2.82
_diffrn_standards_decay_%        <1.0%
_exptl_absorpt_coefficient_mu    4.952
_exptl_absorpt_correction_T_max  0.930
_exptl_absorpt_correction_T_min  0.636
_exptl_absorpt_correction_type   empirical
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.632
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             1260
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.04
_refine_diff_density_max         1.246
_refine_diff_density_min         -1.231
_refine_diff_density_rms         0.259
_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_coef       0.0019(2)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.148
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     161
_refine_ls_number_reflns         2599
_refine_ls_number_restraints     7
_refine_ls_restrained_S_all      1.147
_refine_ls_R_factor_all          0.0918
_refine_ls_R_factor_gt           0.0656
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0000P)^2^+19.9217P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1132
_refine_ls_wR_factor_ref         0.1269
_reflns_number_gt                2051
_reflns_number_total             2599
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b202096n.txt
_cod_data_source_block           maoc7
_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               7050863