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_1529887
_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 H30 N2 O8 P2'
_chemical_formula_weight         392.32
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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(3)
_cell_angle_beta                 107.82(3)
_cell_angle_gamma                90.00(3)
_cell_formula_units_Z            2
_cell_length_a                   13.079(3)
_cell_length_b                   9.1170(18)
_cell_length_c                   8.9340(18)
_cell_measurement_temperature    293(2)
_cell_volume                     1014.2(4)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.970
_diffrn_measured_fraction_theta_max 0.970
_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  0.0691
_diffrn_reflns_av_sigmaI/netI    0.0667
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            4426
_diffrn_reflns_theta_full        26.99
_diffrn_reflns_theta_max         26.99
_diffrn_reflns_theta_min         1.64
_exptl_absorpt_coefficient_mu    0.252
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.285
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       bar
_exptl_crystal_F_000             420
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.349
_refine_diff_density_min         -0.378
_refine_diff_density_rms         0.051
_refine_ls_extinction_coef       0.082(5)
_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   1.086
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     134
_refine_ls_number_reflns         2150
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.085
_refine_ls_R_factor_all          0.0496
_refine_ls_R_factor_gt           0.0374
_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^)+(0.0478P)^2^+0.1618P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0994
_refine_ls_wR_factor_ref         0.1068
_reflns_number_gt                1741
_reflns_number_total             2150
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            3.cif
_cod_data_source_block           qj0745
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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      P21/c
_cod_database_code               1529887