Synthesis and Characterization of Magnesium and Aluminum Bis(phosphoranyl)methanediide Complexes
Guo, Jiayi; Lee, Jia-Shin; Foo, Ming-Choo; Lau, Kai-Chung; Xi, Hong-Wei; Lim, Kok Hwa; So, Cheuk-Wai; Organometallics 29 (2010) 939–; doi:10.1021/om900985f

data_4067501
_publ_section_title
;
 Synthesis and Characterization of Magnesium and Aluminum
 Bis(phosphoranyl)methanediide Complexes
;
_journal_issue                   4
_journal_name_full               Organometallics
_journal_page_first              939
_journal_paper_doi               10.1021/om900985f
_journal_volume                  29
_journal_year                    2010
_chemical_formula_moiety         'C62 H80 Mg2 N4 O2 P4 Si4'
_chemical_formula_sum            'C62 H80 Mg2 N4 O2 P4 Si4'
_chemical_formula_weight         1198.16
_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
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                103.750(5)
_cell_angle_beta                 94.603(6)
_cell_angle_gamma                103.744(4)
_cell_formula_units_Z            1
_cell_length_a                   9.8404(10)
_cell_length_b                   11.9526(11)
_cell_length_c                   14.8661(14)
_cell_measurement_reflns_used    5270
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      26.60
_cell_measurement_theta_min      2.75
_cell_volume                     1632.4(3)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.964
_diffrn_measured_fraction_theta_max 0.964
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and 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  0.0558
_diffrn_reflns_av_sigmaI/netI    0.0506
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            27207
_diffrn_reflns_theta_full        26.68
_diffrn_reflns_theta_max         26.68
_diffrn_reflns_theta_min         1.43
_exptl_absorpt_coefficient_mu    0.252
_exptl_absorpt_correction_T_max  0.9513
_exptl_absorpt_correction_T_min  0.9420
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.219
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             636
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.755
_refine_diff_density_min         -0.797
_refine_diff_density_rms         0.189
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.118
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     398
_refine_ls_number_reflns         6654
_refine_ls_number_restraints     76
_refine_ls_restrained_S_all      1.115
_refine_ls_R_factor_all          0.0882
_refine_ls_R_factor_gt           0.0670
_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^)+(0.1680P)^2^+0.7305P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1974
_refine_ls_wR_factor_ref         0.2532
_reflns_number_gt                5175
_reflns_number_total             6654
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om900985f_si_001.cif
_cod_data_source_block           scw26
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4067501