Orthogonality in main group compounds: a direct one-step synthesis of air- and moisture-stable cyclophosphazanes by mechanochemistry.
Sim, Ying; Tan, Davin; Ganguly, Rakesh; Li, Yongxin; García, Felipe; Chemical communications (Cambridge, England) 54 (2018) 6800–6803; doi:10.1039/c8cc01043a

data_7121370
_publ_section_title
;
 Orthogonality in main group compounds: a direct one-step synthesis of
 air- and moisture-stable cyclophosphazanes by mechanochemistry.
;
_journal_issue                   50
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              6800
_journal_page_last               6803
_journal_paper_doi               10.1039/c8cc01043a
_journal_volume                  54
_journal_year                    2018
_chemical_formula_sum            'C64 H112 N8 O2 P4 S4'
_chemical_formula_weight         1277.73
_space_group_crystal_system      orthorhombic
_space_group_IT_number           33
_space_group_name_Hall           'P 2c -2n'
_space_group_name_H-M_alt        'P n a 21'
_symmetry_space_group_name_Hall  'P 2c -2n'
_symmetry_space_group_name_H-M   'P n a 21'
_atom_sites_solution_hydrogens   geom
_audit_update_record
;
2018-01-26 deposited with the CCDC.
2018-03-06 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   24.3568(6)
_cell_length_b                   9.8974(2)
_cell_length_c                   28.2283(6)
_cell_measurement_reflns_used    1169
_cell_measurement_temperature    100.(2)
_cell_measurement_theta_max      29.3933
_cell_measurement_theta_min      2.9038
_cell_volume                     6805.0(3)
_computing_cell_refinement       'APEX3 v2016.9-0 (Bruker AXS)'
_computing_data_reduction        'SAINT V8.38A (Bruker AXS Inc., 2017)'
_computing_structure_refinement  'SHELXL-2016/6 (Sheldrick, 2016)'
_computing_structure_solution    'XS, VERSION 2013/1'
_diffrn_ambient_temperature      100.(2)
_diffrn_detector_area_resol_mean 7.4074
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Photon II CPADs detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  'Multilayer Mirror'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0524
_diffrn_reflns_av_unetI/netI     0.0630
_diffrn_reflns_limit_h_max       35
_diffrn_reflns_limit_h_min       -31
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       40
_diffrn_reflns_limit_l_min       -40
_diffrn_reflns_number            68458
_diffrn_reflns_theta_full        31.00
_diffrn_reflns_theta_max         31.00
_diffrn_reflns_theta_min         2.65
_diffrn_source                   'Incoatec microfocus source'
_diffrn_source_type              'Bruker D8 Quest'
_exptl_absorpt_coefficient_mu    0.282
_exptl_absorpt_correction_T_max  0.97
_exptl_absorpt_correction_T_min  0.81
_exptl_absorpt_correction_type   'Numerical Mu Calculated'
_exptl_absorpt_process_details
;
SADABS-2016/2 - Bruker AXS area detector scaling and absorption correction
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.247
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2768
_exptl_crystal_size_max          0.220
_exptl_crystal_size_mid          0.140
_exptl_crystal_size_min          0.100
_refine_diff_density_max         0.743
_refine_diff_density_min         -0.606
_refine_ls_abs_structure_details
;

Refined as an inversion twin.
;
_refine_ls_abs_structure_Flack   0.24(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.081
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     844
_refine_ls_number_reflns         21478
_refine_ls_number_restraints     320
_refine_ls_restrained_S_all      1.075
_refine_ls_R_factor_all          0.0673
_refine_ls_R_factor_gt           0.0547
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0544P)^2^+4.8807P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1248
_refine_ls_wR_factor_ref         0.1317
_reflns_number_gt                18683
_reflns_number_total             21478
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8cc01043a2.cif
_cod_data_source_block           fg713m
_cod_depositor_comments
'Adding full bibliography for 7121365--7121370.cif.'
_cod_database_code               7121370
_shelx_res_checksum              33578