Intercepting low oxidation state main group hydrides with a nucleophilic N-hetereocyclic olefin
S.M. Ibrahim Al-Rafia; Adam Malcolm; Sean Liew; Michael Ferguson; Robert McDonald; Eri Rivard; Chem. Commun. 47 (2011) 6987–; doi:10.1039/c1cc11737h

data_7106534
_publ_section_title
;
 Intercepting low oxidation state main group hydrides with a nucleophilic
 N-hetereocyclic olefin
;
_journal_name_full               'Chem. Commun.'
_journal_page_first              6987
_journal_paper_doi               10.1039/c1cc11737h
_journal_volume                  47
_journal_year                    2011
_chemical_formula_moiety         'C33 H38 Cl2 Ge N2 O5 W'
_chemical_formula_sum            'C33 H38 Cl2 Ge N2 O5 W'
_chemical_formula_weight         869.99
_chemical_name_common            3
_chemical_name_systematic
;
?
;
_space_group_IT_number           33
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2c -2n'
_symmetry_space_group_name_H-M   'P n a 21'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   24.2684(11)
_cell_length_b                   11.1671(5)
_cell_length_c                   13.2380(6)
_cell_measurement_reflns_used    9918
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.65
_cell_measurement_theta_min      2.28
_cell_volume                     3587.6(3)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SIR-97 (Altomare et al, 1999)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\w 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  0.0163
_diffrn_reflns_av_sigmaI/netI    0.0142
_diffrn_reflns_limit_h_max       31
_diffrn_reflns_limit_h_min       -31
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            31057
_diffrn_reflns_theta_full        27.70
_diffrn_reflns_theta_max         27.70
_diffrn_reflns_theta_min         1.68
_exptl_absorpt_coefficient_mu    4.230
_exptl_absorpt_correction_T_max  0.7284
_exptl_absorpt_correction_T_min  0.4059
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2008)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.611
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1720
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.08
_refine_diff_density_max         1.136
_refine_diff_density_min         -0.670
_refine_diff_density_rms         0.071
_refine_ls_abs_structure_details
'Flack H D (1983), Acta Cryst. A39, 876-881. 3983 Friedel pairs.'
_refine_ls_abs_structure_Flack   0.442(5)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.150
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     398
_refine_ls_number_reflns         8358
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.150
_refine_ls_R_factor_all          0.0211
_refine_ls_R_factor_gt           0.0203
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0233P)^2^+2.5957P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0498
_refine_ls_wR_factor_ref         0.0501
_reflns_number_gt                8171
_reflns_number_total             8358
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            c1cc11737h.txt
_cod_data_source_block           riv1095
_cod_database_code               7106534