Structural and electronic aspects of hydrogen bonding in two polymorphs of butylene-<i>N</i>,<i>N</i>'-bis(<i>O</i>,<i>O</i>'-diarylphosphoramidate)
Gholivand, Khodayar; Valmoozi, Ali A. Ebrahimi; Mahzouni, Hamid R.; Acta Crystallographica Section B 69 (2013) 55–61; doi:10.1107/S0108768112048331

data_2105326
_publ_section_title
;
 Structural and electronic aspects of hydrogen bonding in two polymorphs
 of
 butylene-<i>N</i>,<i>N</i>'-bis(<i>O</i>,<i>O</i>'-diarylphosphoramidate)
;
_journal_coeditor_code           PS5019
_journal_issue                   1
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              55
_journal_page_last               61
_journal_paper_doi               10.1107/S0108768112048331
_journal_volume                  69
_journal_year                    2013
_chemical_formula_moiety         'C28 H30 N2 O6 P2'
_chemical_formula_sum            'C28 H30 N2 O6 P2'
_chemical_formula_weight         552.48
_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   mixed
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 111.260(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   15.7039(19)
_cell_length_b                   5.3299(7)
_cell_length_c                   16.932(2)
_cell_measurement_reflns_used    3214
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      30
_cell_measurement_theta_min      3
_cell_volume                     1320.8(3)
_computing_cell_refinement       'SAINTPlus (Bruker, 1998a)'
_computing_data_collection       'SMART (Bruker, 1998b)'
_computing_data_reduction        'SAINTPlus (Bruker, 1998a)'
_computing_molecular_graphics    'SHELXTL ver. 5.1 (Sheldrick, 1998b)'
_computing_publication_material  'SHELXTL ver. 5.1 (Sheldrick, 1998b)'
_computing_structure_refinement  'SHELXTL ver. 5.1 (Sheldrick, 1998b)'
_computing_structure_solution    'SHELXTL ver. 5.1 (Sheldrick, 1998b)'
_diffrn_ambient_temperature      120(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker SMART 1000 CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0562
_diffrn_reflns_av_sigmaI/netI    0.0737
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            13832
_diffrn_reflns_theta_full        29.00
_diffrn_reflns_theta_max         29.00
_diffrn_reflns_theta_min         1.39
_exptl_absorpt_coefficient_mu    0.211
_exptl_absorpt_correction_T_max  0.996
_exptl_absorpt_correction_T_min  0.927
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 1998a)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.389
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             580
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.616
_refine_diff_density_min         -0.388
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.002
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     175
_refine_ls_number_reflns         3515
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.002
_refine_ls_R_factor_all          0.0935
_refine_ls_R_factor_gt           0.0535
_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^)+(0.0510P)^2^+0.5300P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1160
_refine_ls_wR_factor_ref         0.1314
_reflns_number_gt                2097
_reflns_number_total             3515
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ps5019.cif
_cod_data_source_block           72phcu-needle
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2105326
_cod_database_fobs_code          2105326