Bifunctional diphosphorus Lewis acids from cyclodiphosphadiazanes.
Davidson, Reagan J; Weigand, Jan J; Burford, Neil; Cameron, T Stanley; Decken, Andreas; Werner-Zwanziger, Ulrike; Chemical communications (Cambridge, England)  (2007) 4671–4673; doi:10.1039/b710853b

data_7102277
_publ_section_title
;
 Bifunctional diphosphorus Lewis acids from cyclodiphosphadiazanes.
;
_journal_issue                   44
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              4671
_journal_page_last               4673
_journal_paper_doi               10.1039/b710853b
_journal_year                    2007
_chemical_formula_moiety         'C24 H36 F6 N2 O6 P4 S2 '
_chemical_formula_sum            'C24 H36 F6 N2 O6 P4 S2'
_chemical_formula_weight         750.56
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_cell_angle_alpha                90.0000
_cell_angle_beta                 103.427(3)
_cell_angle_gamma                90.0000
_cell_formula_units_Z            2
_cell_length_a                   10.3471(6)
_cell_length_b                   14.3075(6)
_cell_length_c                   11.3770(6)
_cell_measurement_reflns_used    22850
_cell_measurement_temperature    123.1
_cell_measurement_theta_max      72.3
_cell_measurement_theta_min      2.3
_cell_volume                     1638.23(15)
_computing_cell_refinement       PROCESS
_computing_data_collection       PROCESS
_computing_data_reduction        CrystalStructure
_computing_publication_material  'CrystalStructure 3.8'
_computing_structure_refinement  CRYSTALS
_computing_structure_solution    SIR92
_diffrn_detector_area_resol_mean 10.00
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.889
_diffrn_measurement_device_type  'Rigaku RAXIS-UNKNOWN'
_diffrn_measurement_method       \w
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71070
_diffrn_reflns_av_R_equivalents  0.078
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       38
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            82596
_diffrn_reflns_theta_full        30.00
_diffrn_reflns_theta_max         72.41
_exptl_absorpt_coefficient_mu    0.433
_exptl_absorpt_correction_T_max  0.925
_exptl_absorpt_correction_T_min  0.765
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
Higashi, T. (1995). Program for Absorption Correction.
Rigaku Corporation, Tokyo, Japan.
;
_exptl_crystal_colour            paleyellow
_exptl_crystal_density_diffrn    1.521
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             776.00
_exptl_crystal_size_max          0.60
_exptl_crystal_size_mid          0.19
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.57
_refine_diff_density_min         -0.56
_refine_ls_extinction_coef       53(8)
_refine_ls_extinction_method
'Larson (1970) Crystallographic Computing eq. 22'
_refine_ls_goodness_of_fit_ref   0.962
_refine_ls_hydrogen_treatment    refall
_refine_ls_number_parameters     272
_refine_ls_number_reflns         4172
_refine_ls_R_factor_gt           0.0334
_refine_ls_shift/su_max          0.0020
_refine_ls_structure_factor_coef F
_refine_ls_weighting_details
;
Chebychev polynomial with 3 parameters (Carruthers & Watkin, 1979)
5.5365 2.9522 2.9337
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         0.0419
_reflns_number_gt                4172
_reflns_number_total             4761
_reflns_threshold_expression     F^2^>2.0\s(F^2^)
_cod_data_source_file            b710853b.txt
_cod_data_source_block           '__RJD192'
_cod_original_formula_sum        'C24 H36 F6 N2 O6 P4 S2 '
_cod_database_code               7102277