Phosphaaluminirenes: Synthons for Main Group Heterocycles.
Liu, Liu Leo; Zhou, Jiliang; Cao, Levy L.; Stephan, Douglas W.; Journal of the American Chemical Society 141 (2019) 16971–16982; doi:10.1021/jacs.9b09330

data_4127969
_publ_section_title
;
 Phosphaaluminirenes: Synthons for Main Group Heterocycles.
;
_journal_issue                   42
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              16971
_journal_page_last               16982
_journal_paper_doi               10.1021/jacs.9b09330
_journal_volume                  141
_journal_year                    2019
_chemical_formula_sum            'C49 H78 Al N2 O P'
_chemical_formula_weight         769.08
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2014/7
_cell_angle_alpha                81.938(8)
_cell_angle_beta                 89.277(8)
_cell_angle_gamma                84.754(8)
_cell_formula_units_Z            2
_cell_length_a                   10.8256(16)
_cell_length_b                   11.8327(19)
_cell_length_c                   18.443(3)
_cell_measurement_reflns_used    5687
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      26.022
_cell_measurement_theta_min      1.936
_cell_volume                     2329.3(6)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Ortep 3'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXT-2014/4 (Sheldrick, 2015)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0617
_diffrn_reflns_av_unetI/netI     0.0911
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            34350
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.995
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.022
_diffrn_reflns_theta_min         1.936
_exptl_absorpt_coefficient_mu    0.114
_exptl_absorpt_correction_T_max  0.7454
_exptl_absorpt_correction_T_min  0.6108
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
multi-scan from symmetry-related measurements
Sortav (Blessing 1995)
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.097
_exptl_crystal_description       block
_exptl_crystal_F_000             844
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.609
_refine_diff_density_min         -0.435
_refine_diff_density_rms         0.067
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.024
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     506
_refine_ls_number_reflns         9138
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.024
_refine_ls_R_factor_all          0.1344
_refine_ls_R_factor_gt           0.0670
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0959P)^2^+0.6829P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1617
_refine_ls_wR_factor_ref         0.1929
_reflns_Friedel_coverage         0.000
_reflns_number_gt                5254
_reflns_number_total             9138
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja9b09330_si_002.cif
_cod_data_source_block           4
_cod_database_code               4127969
_shelx_shelxl_version_number     2014/7
_shelx_res_checksum              63599
_shelx_hkl_checksum              55074