Aqueous Chemistry of Chlorocyclophosphazenes: Phosphates {PO2}, Phosphamides {P(O)NHR}, and the first Phosphites {PHO} and Pyrophosphates {(PO)2O} of These Heterocycles
Joanne Ledger; Ramamoorthy Boomishankar; Alexander Steiner; Inorganic Chemistry 49 (2010) 3896–3904; doi:10.1021/ic100076t

data_4315319
_publ_section_title
;
 Aqueous Chemistry of Chlorocyclophosphazenes: Phosphates {PO2},
 Phosphamides {P(O)NHR}, and the first Phosphites {PHO} and Pyrophosphates
 {(PO)2O} of These Heterocycles
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              3896
_journal_page_last               3904
_journal_paper_doi               10.1021/ic100076t
_journal_volume                  49
_journal_year                    2010
_chemical_formula_sum            'C28 H57 Cl3 N7 O P3'
_chemical_formula_weight         707.07
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                108.653(6)
_cell_angle_beta                 106.908(11)
_cell_angle_gamma                104.696(13)
_cell_formula_units_Z            2
_cell_length_a                   10.224(3)
_cell_length_b                   13.891(4)
_cell_length_c                   15.079(5)
_cell_measurement_temperature    100(2)
_cell_volume                     1793.7(10)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.981
_diffrn_measured_fraction_theta_max 0.981
_diffrn_measurement_device_type  'Bruker Smart Apex'
_diffrn_measurement_method       \w
_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  0.0307
_diffrn_reflns_av_sigmaI/netI    0.0687
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            9228
_diffrn_reflns_theta_full        25.02
_diffrn_reflns_theta_max         25.02
_diffrn_reflns_theta_min         2.61
_exptl_absorpt_coefficient_mu    0.423
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.853
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.309
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             756
_exptl_crystal_size_max          0.5
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.3
_refine_diff_density_max         0.603
_refine_diff_density_min         -0.341
_refine_diff_density_rms         0.081
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.020
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     391
_refine_ls_number_reflns         6194
_refine_ls_number_restraints     46
_refine_ls_restrained_S_all      1.020
_refine_ls_R_factor_all          0.0798
_refine_ls_R_factor_gt           0.0605
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0499P)^2^+3.2017P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1230
_refine_ls_wR_factor_ref         0.1318
_reflns_number_gt                4970
_reflns_number_total             6194
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic100076t_si_002_2.cif
_cod_data_source_block           jrl10a
_cod_original_cell_volume        1793.7(9)
_cod_database_code               4315319