Structural diversity in gallium(III) complexes of the tripodal triarsine MeC(CH2AsMe2)3.
Cheng, Fei; Hector, Andrew L.; Levason, William; Reid, Gillian; Webster, Michael; Zhang, Wenjian; Dalton transactions (Cambridge, England : 2003)  (2007) 2207–2210; doi:10.1039/b702791e

data_7005512
_publ_section_title
;
 Structural diversity in gallium(III) complexes of the tripodal
 triarsine MeC(CH2AsMe2)3.
;
_journal_issue                   21
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              2207
_journal_page_last               2210
_journal_paper_doi               10.1039/b702791e
_journal_year                    2007
_chemical_formula_moiety         'C11 H27 As3 Ga3 I9, C H2 Cl2'
_chemical_formula_sum            'C12 H29 As3 Cl2 Ga3 I9'
_chemical_formula_weight         1820.27
_chemical_name_systematic
;
1,1,1-tris(dimethylarsinomethyl)ethane-tris(triiodogallium(III))
dichloromethane solvate
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_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_date             2007-01-25
_audit_creation_method           'SHELXL-97 + hand edit'
_cell_angle_alpha                90.00
_cell_angle_beta                 98.030(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   20.823(2)
_cell_length_b                   12.6145(15)
_cell_length_c                   15.486(2)
_cell_measurement_reflns_used    54142
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      2.91
_cell_volume                     4027.9(8)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      120(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type
'Bruker-Nonius 95mm CCD camera on \k-goniostat'
_diffrn_measurement_method       '\f & \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Bruker-Nonius FR591 rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1417
_diffrn_reflns_av_sigmaI/netI    0.1374
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -27
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            51077
_diffrn_reflns_theta_full        27.54
_diffrn_reflns_theta_max         27.54
_diffrn_reflns_theta_min         2.96
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    11.475
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.6220
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'G.M. Sheldrick, (2003). SADABS. Version 2.10. Bruker AXS Inc.'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    3.002
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             3216
_exptl_crystal_size_max          0.06
_exptl_crystal_size_mid          0.04
_exptl_crystal_size_min          0.02
_refine_diff_density_max         1.614
_refine_diff_density_min         -1.385
_refine_diff_density_rms         0.299
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.035
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     268
_refine_ls_number_reflns         9248
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.035
_refine_ls_R_factor_all          0.1422
_refine_ls_R_factor_gt           0.0621
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0214P)^2^+11.8988P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1008
_refine_ls_wR_factor_ref         0.1210
_reflns_number_gt                5093
_reflns_number_total             9248
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            b702791e.txt
_cod_data_source_block           07fc002
_cod_original_cell_volume        4027.7(8)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7005512