[4+2] Cycloaddition of 9-Anthryldiphosphene with Electron-Deficient Olefins: Transformation of a Diaryldiphosphene to Alkylaryldiphosphenes
Tsurusaki, Akihiro; Sasamori, Takahiro; Tokitoh, Norihiro; Organometallics 28 (2009) 3604–; doi:10.1021/om900284p

data_4069566
_publ_section_title
;
 [4+2] Cycloaddition of 9-Anthryldiphosphene with Electron-Deficient
 Olefins: Transformation of a Diaryldiphosphene to Alkylaryldiphosphenes
;
_journal_issue                   13
_journal_name_full               Organometallics
_journal_page_first              3604
_journal_paper_doi               10.1021/om900284p
_journal_volume                  28
_journal_year                    2009
_chemical_formula_moiety         'C48 H78 O3 P2 Si7, 1.5(C6 H6)'
_chemical_formula_sum            'C57 H87 O3 P2 Si7'
_chemical_formula_weight         1078.84
_chemical_name_common            compound4a
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_Int_Tables_number      2
_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                74.0631(12)
_cell_angle_beta                 79.3447(14)
_cell_angle_gamma                88.6068(15)
_cell_formula_units_Z            2
_cell_length_a                   11.7476(3)
_cell_length_b                   12.6699(3)
_cell_length_c                   22.2004(7)
_cell_measurement_temperature    103(2)
_cell_measurement_theta_max      25.5
_cell_measurement_theta_min      2.40
_cell_volume                     3121.32(15)
_computing_cell_refinement       CrystalClear
_computing_data_collection       CrystalClear
_computing_data_reduction        CrystalClear
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      103(2)
_diffrn_detector_area_resol_mean 7.31
_diffrn_measured_fraction_theta_full 0.977
_diffrn_measured_fraction_theta_max 0.977
_diffrn_measurement_device_type  Rigaku_Mercury_CCD
_diffrn_measurement_method       'Omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0639
_diffrn_reflns_av_sigmaI/netI    0.1340
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            22309
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         25.50
_diffrn_reflns_theta_min         2.40
_exptl_absorpt_coefficient_mu    0.243
_exptl_absorpt_correction_T_max  0.9761
_exptl_absorpt_correction_T_min  0.9417
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Jacobson, R. (1998) Private communication'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.148
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1162
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.703
_refine_diff_density_min         -0.476
_refine_diff_density_rms         0.064
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.036
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     643
_refine_ls_number_reflns         11366
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.036
_refine_ls_R_factor_all          0.1175
_refine_ls_R_factor_gt           0.0520
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0100P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0848
_refine_ls_wR_factor_ref         0.0957
_reflns_number_gt                6216
_reflns_number_total             11366
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om900284p_si_002.cif
_cod_data_source_block           compound4a
_cod_database_code               4069566