Structural investigations of phosphorus–nitrogen compounds. 7. Relationships between physical properties, electron densities, reaction mechanisms and hydrogen-bonding motifs of N~3~P~3~Cl~(6{-~<i>n</i>)}(NHBu^<i>t^</i>)~<i>n~</i> derivatives
Bartlett, Stewart W.; Coles, Simon J.; Davies, David B.; Hursthouse, Michael B.; İbişogundefinedlu, Hanife; Kiliç, Adem; Shaw, Robert A.; Ün, İlker; Acta Crystallographica Section B 62 (2006) 321–329; doi:10.1107/S0108768106000851

data_2100430
_publ_section_title
;
 Structural investigations of phosphorus--nitrogen compounds. 7.
 Relationships between physical properties, electron densities,
 reaction mechanisms and hydrogen-bonding motifs of
 N~3~P~3~Cl~(6{-~<i>n</i>)}(NHBu^<i>t^</i>)~<i>n~</i> derivatives
;
_journal_coeditor_code           DE5025
_journal_date_accepted           2006-01-08
_journal_date_recd_electronic    2005-11-02
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              321
_journal_page_last               329
_journal_paper_category          FA
_journal_paper_doi               10.1107/S0108768106000851
_journal_volume                  62
_journal_year                    2006
_chemical_formula_sum            'Cl6 N3 P3'
_chemical_formula_weight         347.64
_chemical_name_systematic
;
 Hexachlorocyclotriphosphazene
;
_space_group_IT_number           62
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_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            4
_cell_length_a                   13.8572(8)
_cell_length_b                   12.8086(11)
_cell_length_c                   6.0801(5)
_cell_measurement_reflns_used    1403
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      2.91
_cell_volume                     1079.17(14)
_computing_cell_refinement       'DENZO, COLLECT'
_computing_data_reduction        'DENZO, COLLECT'
_computing_molecular_graphics    'PLATON (Spek, 1998)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      120(2)
_diffrn_detector_area_resol_mean 9.091
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker-Nonius KappaCCD Area Detector'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  '10cm confocal mirrors'
_diffrn_radiation_source         'Bruker-Nonius FR591 rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0218
_diffrn_reflns_av_sigmaI/netI    0.0185
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       7
_diffrn_reflns_limit_l_min       -7
_diffrn_reflns_number            7733
_diffrn_reflns_theta_full        27.49
_diffrn_reflns_theta_max         27.49
_diffrn_reflns_theta_min         2.94
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    1.986
_exptl_absorpt_correction_T_max  0.8262
_exptl_absorpt_correction_T_min  0.4368
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V2.10 (Sheldrick, G.M., 2003)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    2.140
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             672
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.671
_refine_diff_density_min         -0.685
_refine_ls_extinction_coef       0.0213(18)
_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   1.261
_refine_ls_matrix_type           full
_refine_ls_number_parameters     62
_refine_ls_number_reflns         1283
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.261
_refine_ls_R_factor_all          0.0300
_refine_ls_R_factor_gt           0.0275
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0403P)^2^+0.3798P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0709
_refine_ls_wR_factor_ref         0.0735
_reflns_number_gt                1194
_reflns_number_total             1283
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            de5025.cif
_cod_data_source_block           1
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
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 

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' 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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      Pnma
_cod_database_code               2100430