Stabilized Arsenic(I) Iodide: A Ready Source of Arsenic Iodide Fragments and a Useful Reagent for the Generation of Clusters
Bobby D. Ellis; Charles L. B. Macdonald; Inorganic Chemistry 43 (2004) 5981–5986; doi:10.1021/ic049281s

data_4311597
_publ_contact_author             'Charles L. B. Macdonald'
_publ_section_title
;
 Stabilized Arsenic(I) Iodide: A Ready Source of Arsenic Iodide Fragments
 and a Useful Reagent for the Generation of Clusters
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              5981
_journal_page_last               5986
_journal_paper_doi               10.1021/ic049281s
_journal_volume                  43
_journal_year                    2004
_chemical_formula_moiety         '[C26 H24 As P2]2[Sn Cl6][C H2 Cl2]2'
_chemical_formula_sum            'C54 H52 As2 Cl10 P4 Sn'
_chemical_formula_weight         1447.87
_chemical_melting_point          395.6(5)
_chemical_name_common            '[DPPEAs]2[SnCl6]'
_chemical_name_systematic
;
?
;
_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                69.1440(10)
_cell_angle_beta                 79.8270(10)
_cell_angle_gamma                81.8680(10)
_cell_formula_units_Z            1
_cell_length_a                   10.8800(7)
_cell_length_b                   11.6470(7)
_cell_length_c                   12.9540(8)
_cell_measurement_reflns_used    5575
_cell_measurement_temperature    174(2)
_cell_measurement_theta_max      27.50
_cell_measurement_theta_min      2.53
_cell_volume                     1504.33(16)
_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    'SIR97 (Altomare et al., 1997)'
_diffrn_ambient_temperature      174(2)
_diffrn_measured_fraction_theta_full 0.949
_diffrn_measured_fraction_theta_max 0.949
_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  0.0286
_diffrn_reflns_av_sigmaI/netI    0.0423
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            13130
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.88
_exptl_absorpt_coefficient_mu    2.102
_exptl_absorpt_correction_type   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.598
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rod
_exptl_crystal_F_000             722
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         1.347
_refine_diff_density_min         -1.220
_refine_diff_density_rms         0.095
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.284
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     344
_refine_ls_number_reflns         6553
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.284
_refine_ls_R_factor_all          0.0569
_refine_ls_R_factor_gt           0.0518
_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^)+(0.0000P)^2^+3.5564P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1020
_refine_ls_wR_factor_ref         0.1084
_reflns_number_gt                6193
_reflns_number_total             6553
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic049281ssi20040706_063143_2.cif
_cod_data_source_block           p1b
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to '/home/adriana/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_enum 1555 2011-01-17 13:19:09Z saulius 

The following automatic conversions were performed:

'_chemical_melting_point' value '122-123 C' was changed to '395.6(5)'
- it was converted from degrees Celsius(C) to Kelvins(K), the average
value was taken and precision was estimated.

Automatic conversion script
Id: cif_fix_values 1569 2011-02-09 13:29:24Z adriana 
;
_cod_database_code               4311597