The design and synthesis of non-centric diamond-like networks based NH4+ ion
; Chemical communications (Cambridge, England)  (2003) –; doi:10.1039/b306253h

data_7103886
_publ_section_title
;
The design and synthesis of non-centric
diamond-like networks based NH4+ ion
;
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_paper_doi               10.1039/b306253h
_journal_year                    2003
_chemical_formula_sum            'C24 H30 F6 N5 O7 P'
_chemical_formula_weight         645.50
_chemical_name_systematic
;
?
;
_space_group_IT_number           122
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  'I -4 2bw'
_symmetry_space_group_name_H-M   'I -4 2 d'
_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                90.00
_cell_formula_units_Z            8
_cell_length_a                   28.0095(18)
_cell_length_b                   28.0095(18)
_cell_length_c                   7.4018(9)
_cell_measurement_temperature    90(1)
_cell_volume                     5807.0(9)
_computing_cell_refinement       SMART
_computing_data_collection       'SMART CCD 1000'
_computing_data_reduction        SAINT
_computing_molecular_graphics    XP
_computing_publication_material  XCIF
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      90(1)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'SMART CCD 1000'
_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  0.0773
_diffrn_reflns_av_sigmaI/netI    0.0369
_diffrn_reflns_limit_h_max       33
_diffrn_reflns_limit_h_min       -33
_diffrn_reflns_limit_k_max       33
_diffrn_reflns_limit_k_min       -31
_diffrn_reflns_limit_l_max       8
_diffrn_reflns_limit_l_min       -8
_diffrn_reflns_number            20508
_diffrn_reflns_theta_full        24.98
_diffrn_reflns_theta_max         24.98
_diffrn_reflns_theta_min         1.45
_exptl_absorpt_coefficient_mu    0.184
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.477
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prismatic
_exptl_crystal_F_000             2672
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.676
_refine_diff_density_min         -0.728
_refine_diff_density_rms         0.115
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.0(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.060
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     227
_refine_ls_number_reflns         2544
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.060
_refine_ls_R_factor_all          0.1037
_refine_ls_R_factor_gt           0.0884
_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^)+(0.1738P)^2^+13.4032P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2326
_refine_ls_wR_factor_ref         0.2546
_reflns_number_gt                2083
_reflns_number_total             2544
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b306253h.txt
_cod_data_source_block           i-4
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Tetragonal' changed to 'tetragonal'
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      I-42d
_cod_database_code               7103886