Group 1 Bis(iminophosphorano)methanides, Part 1:N-Alkyl and Silyl Derivatives of the Sterically Demanding Methanes H2C(PPh2NR)2(R = Adamantyl and Trimethylsilyl)
Wooles, Ashley J.; Gregson, Matthew; Cooper, Oliver J.; Middleton-Gear, Amy; Mills, David P.; Lewis, William; Blake, Alexander J.; Liddle, Stephen T.; Organometallics 30 (2011) 5314–; doi:10.1021/om200553s

data_4065079
_publ_section_title
;
 Group 1 Bis(iminophosphorano)methanides, Part 1:N-Alkyl and Silyl
 Derivatives of the Sterically Demanding Methanes H2C(PPh2NR)2(R =
 Adamantyl and Trimethylsilyl)
;
_journal_issue                   20
_journal_name_full               Organometallics
_journal_page_first              5314
_journal_paper_doi               10.1021/om200553s
_journal_volume                  30
_journal_year                    2011
_chemical_formula_moiety         'C35 H47 I2 La N2 O P2 Si2, 0.5(C7 H8)'
_chemical_formula_sum            'C38.5 H51 I2 La N2 O P2 Si2'
_chemical_formula_weight         1068.64
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   'geom, Me From Difmap'
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           'enCIFer editing of SHELXL97 CIF output'
_cell_angle_alpha                77.233(4)
_cell_angle_beta                 77.040(4)
_cell_angle_gamma                83.684(3)
_cell_formula_units_Z            2
_cell_length_a                   9.8191(4)
_cell_length_b                   11.9347(4)
_cell_length_c                   19.2510(9)
_cell_measurement_reflns_used    7041
_cell_measurement_temperature    90(2)
_cell_measurement_theta_max      69.00
_cell_measurement_theta_min      5.80
_cell_volume                     2139.82(16)
_computing_cell_refinement
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.55 (release 05-01-2010 CrysAlis171 .NET)
(compiled Jan  5 2010,16:28:46)
;
_computing_data_collection
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.55 (release 05-01-2010 CrysAlis171 .NET)
(compiled Jan  5 2010,16:28:46)
;
_computing_data_reduction
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.55 (release 05-01-2010 CrysAlis171 .NET)
(compiled Jan  5 2010,16:28:46)
;
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material
'enCIFer (Allen et al., 2004); PLATON (Spek, 2009)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXTL (Sheldrick, 2008)'
_diffrn_ambient_temperature      90(2)
_diffrn_detector_area_resol_mean 10.3613
_diffrn_measured_fraction_theta_full 0.918
_diffrn_measured_fraction_theta_max 0.904
_diffrn_measurement_device_type  'SuperNova, Single source at offset), Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_source         'SuperNova (Cu) X-ray Source'
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.5418
_diffrn_reflns_av_R_equivalents  0.0513
_diffrn_reflns_av_sigmaI/netI    0.0258
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            9638
_diffrn_reflns_theta_full        67.50
_diffrn_reflns_theta_max         69.12
_diffrn_reflns_theta_min         5.81
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    20.520
_exptl_absorpt_correction_T_max  0.912
_exptl_absorpt_correction_T_min  0.461
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.55 (release 05-01-2010 CrysAlis171 .NET)
(compiled Jan  5 2010,16:28:46)
Analytical numeric absorption correction using a multifaceted crystal
model based on expressions derived by R.C. Clark & J.S. Reid.
(Clark, R. C. & Reid, J. S. (1995). Acta Cryst. A51, 887-897)
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.659
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1050
_exptl_crystal_size_max          0.1559
_exptl_crystal_size_mid          0.1037
_exptl_crystal_size_min          0.0120
_refine_diff_density_max         2.39
_refine_diff_density_min         -2.39
_refine_diff_density_rms
;0.24 
PROBLEM: _diffrn_measured_fraction_theta_full Low ....... 0.918
RESPONSE: instrument problem, connectivity clear cut, data good.
;
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.09
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     441
_refine_ls_number_reflns         7226
_refine_ls_number_restraints     17
_refine_ls_restrained_S_all      1.08
_refine_ls_R_factor_all          0.0715
_refine_ls_R_factor_gt           0.0595
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.113P)^2^+11.71P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.160
_refine_ls_wR_factor_ref         0.170
_reflns_number_gt                6203
_reflns_number_total             7226
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            om200553s_si_001.cif
_cod_data_source_block           9
_cod_original_cell_volume        2139.84(15)
_cod_database_code               4065079