Bulky 4-phosphacyclohexanones: diastereoselective complexations, orthometallations and unprecedented [3.1.1]metallabicycles.
Doherty, Ruth; Haddow, Mairi F.; Harrison, Zoë A; Orpen, A. Guy; Pringle, Paul G.; Turner, Alex; Wingad, Richard L.; Dalton transactions (Cambridge, England : 2003)  (2006) 4310–4320; doi:10.1039/b607490a

data_7007580
_publ_section_title
;
 Bulky 4-phosphacyclohexanones: diastereoselective complexations,
 orthometallations and unprecedented [3.1.1]metallabicycles.
;
_journal_issue                   36
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              4310
_journal_page_last               4320
_journal_paper_doi               10.1039/b607490a
_journal_year                    2006
_chemical_formula_moiety         'C21 H25 O P'
_chemical_formula_sum            'C21 H25 O P'
_chemical_formula_weight         324.38
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 98.366(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   6.0489(18)
_cell_length_b                   22.056(7)
_cell_length_c                   13.959(4)
_cell_measurement_reflns_used    1933
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      25.277
_cell_measurement_theta_min      2.3635
_cell_volume                     1842.5(10)
_computing_cell_refinement       'Bruker SMART V5.054 (Bruker, 1998)'
_computing_data_collection       'Bruker SMART V5.054 (Bruker, 1998)'
_computing_data_reduction        'Bruker SAINT V6.02 (Bruker, 1999)'
_computing_molecular_graphics    'Bruker SHELXTL V6.14 (Bruker AXS, 2003)'
_computing_publication_material  'Bruker SHELXTL V6.14 (Bruker AXS, 2003)'
_computing_structure_refinement  'SHELXL V6.12 (Bruker 2001)'
_computing_structure_solution    'SHELXS V6.12 (Bruker 2001)'
_diffrn_ambient_temperature      173(2)
_diffrn_detector_area_resol_mean 8.2
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0928
_diffrn_reflns_av_sigmaI/netI    0.1326
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       28
_diffrn_reflns_limit_k_min       -28
_diffrn_reflns_limit_l_max       7
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            11202
_diffrn_reflns_theta_full        27.49
_diffrn_reflns_theta_max         27.49
_diffrn_reflns_theta_min         1.74
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.152
_exptl_absorpt_correction_T_max  1.000000
_exptl_absorpt_correction_T_min  0.851799
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V2.10'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.169
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             696
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.326
_refine_diff_density_min         -0.298
_refine_diff_density_rms         0.060
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.011
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     211
_refine_ls_number_reflns         4203
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.011
_refine_ls_R_factor_all          0.1483
_refine_ls_R_factor_gt           0.0679
_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^)+(0.0643P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1328
_refine_ls_wR_factor_ref         0.1566
_reflns_number_gt                2246
_reflns_number_total             4203
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b607490a.txt
_cod_data_source_block           meso-BuLb_at003sad
_cod_original_cell_volume        1842.5(9)
_cod_original_sg_symbol_H-M      'P 2(1)/c'
_cod_database_code               7007580