bis(bis(2-Pyridylthio)arsino)methane
Davies, J. E.; Hursthouse, Michael B.; Coles, Simon J.; Joy, J. S.; Paver, M. A.; Crystal Structure Report Archive  (2001) 82–; doi:

data_1519349
_publ_section_title
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 bis(bis(2-Pyridylthio)arsino)methane
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_journal_name_full               'Crystal Structure Report Archive'
_journal_page_first              82
_journal_year                    2001
_chemical_formula_sum            'C21 H18 As2 N4 S4'
_chemical_formula_weight         604.47
_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
_cell_angle_alpha                93.58(3)
_cell_angle_beta                 90.85(4)
_cell_angle_gamma                103.34(2)
_cell_formula_units_Z            2
_cell_length_a                   9.725(3)
_cell_length_b                   14.576(4)
_cell_length_c                   8.545(4)
_cell_measurement_temperature    180(2)
_cell_volume                     1175.8(7)
_computing_cell_refinement
'DENZO (Otwinowski & Minor, 1997) & COLLECT (Hooft, 1998)'
_computing_data_collection       'COLLECT (Hooft, 1998)'
_computing_data_reduction
'DENZO (Otwinowski & Minor, 1997) & COLLECT (Hooft, 1998)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      180(2)
_diffrn_measured_fraction_theta_full 0.986
_diffrn_measured_fraction_theta_max 0.986
_diffrn_measurement_device_type  'Bruker-Nonius KappaCCD'
_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     0.71069
_diffrn_reflns_av_R_equivalents  0.0453
_diffrn_reflns_av_sigmaI/netI    0.0800
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            5657
_diffrn_reflns_theta_full        27.54
_diffrn_reflns_theta_max         27.54
_diffrn_reflns_theta_min         3.62
_exptl_absorpt_coefficient_mu    3.215
_exptl_absorpt_correction_T_max  0.6442
_exptl_absorpt_correction_T_min  0.4455
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_density_diffrn    1.707
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             604
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.497
_refine_diff_density_min         -0.658
_refine_diff_density_rms         0.115
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.016
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     280
_refine_ls_number_reflns         5345
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.016
_refine_ls_R_factor_all          0.0752
_refine_ls_R_factor_gt           0.0458
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_scheme
'calc w=1/[\s^2^(Fo^2^)+(0.0291P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_wR_factor_gt          0.0918
_refine_ls_wR_factor_ref         0.1027
_reflns_number_gt                3888
_reflns_number_total             5345
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            eCrystal-82.cif
_cod_data_source_block           dw9810
_cod_depositor_comments
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Citation :
Davies, J. E. and Hursthouse, Michael B. and Coles, Simon J. and 
Joy, J. S. and Paver, M. A. (2001) 
University of Southampton, Crystal Structure Report Archive. 
(doi:10.5258/ecrystals/82)

More at:
http://ecrystals.chem.soton.ac.uk/82/

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to the built-in table from CIF Core dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 3105 2015-03-04 15:46:00Z robertas 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               1519349