Molecular Structures of the Products of a Diphosphonate Ester Building Block with Lewis Bases.
Li, Yufeng; Jian, Fangfang; Molecules (Basel, Switzerland) 20 (2015) 14435–14450; doi:10.3390/molecules200814435

data_1529888
_publ_section_title
;
 Molecular Structures of the Products of a Diphosphonate Ester Building
 Block with Lewis Bases.
;
_journal_issue                   8
_journal_name_full               'Molecules (Basel, Switzerland)'
_journal_page_first              14435
_journal_page_last               14450
_journal_paper_doi               10.3390/molecules200814435
_journal_volume                  20
_journal_year                    2015
_chemical_formula_sum            'C12 H18 Na2 O12 P2'
_chemical_formula_weight         462.18
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           62
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_symmetry_space_group_name_Hall  '-P 2ac 2n'
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_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
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_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.2010(16)
_cell_length_b                   28.502(6)
_cell_length_c                   9.7120(19)
_cell_measurement_temperature    293(2)
_cell_volume                     2270.1(8)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_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      293(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
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_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0000
_diffrn_reflns_av_sigmaI/netI    0.0540
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_diffrn_reflns_limit_h_min       0
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_diffrn_reflns_limit_k_min       -33
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            2035
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.43
_exptl_absorpt_coefficient_mu    0.280
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.352
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             952
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.18
_refine_diff_density_max         1.396
_refine_diff_density_min         -1.108
_refine_diff_density_rms         0.220
_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     133
_refine_ls_number_reflns         2035
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.065
_refine_ls_R_factor_all          0.1459
_refine_ls_R_factor_gt           0.0962
_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^)+(0.2000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2405
_refine_ls_wR_factor_ref         0.2891
_reflns_number_gt                1239
_reflns_number_total             2035
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            4.CIF
_cod_data_source_block           qj0737
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/usr/data/users/saulius/crontab/automatic-downloads/current/MDPI/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 3271 2015-04-21 07:52:19Z andrius 
;
_cod_original_sg_symbol_H-M      Pnma
_cod_database_code               1529888