Synthesis, structure and reactivity of 4-phosphanylated 1,3-dialkyl-imidazole-2-thiones.
Sauerbrey, Susanne; Majhi, Paresh Kumar; Schnakenburg, Gregor; Arduengo Iii, Anthony J.; Streubel, Rainer; Dalton transactions (Cambridge, England : 2003) 41 (2012) 5368–5376; doi:10.1039/c2dt12483a

data_7018921
_publ_section_title
;
 Synthesis, structure and reactivity of 4-phosphanylated
 1,3-dialkyl-imidazole-2-thiones.
;
_journal_issue                   17
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              5368
_journal_page_last               5376
_journal_paper_doi               10.1039/c2dt12483a
_journal_volume                  41
_journal_year                    2012
_chemical_formula_moiety         'C19 H21 N2 P S Se'
_chemical_formula_sum            'C19 H21 N2 P S Se'
_chemical_formula_weight         419.37
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_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                 105.1780(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            24
_cell_length_a                   49.257(2)
_cell_length_b                   8.8837(4)
_cell_length_c                   27.5328(13)
_cell_measurement_reflns_used    9160
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      37.32
_cell_measurement_theta_min      2.58
_cell_volume                     11627.7(9)
_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    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker X8-KappaApexII'
_diffrn_measurement_method       '\f and \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  0.0334
_diffrn_reflns_av_sigmaI/netI    0.0443
_diffrn_reflns_limit_h_max       64
_diffrn_reflns_limit_h_min       -62
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       35
_diffrn_reflns_limit_l_min       -36
_diffrn_reflns_number            35352
_diffrn_reflns_theta_full        28.00
_diffrn_reflns_theta_max         28.00
_diffrn_reflns_theta_min         1.55
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.131
_exptl_absorpt_correction_T_max  0.8152
_exptl_absorpt_correction_T_min  0.4828
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sadabs 2008/2'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.437
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rod
_exptl_crystal_F_000             5136
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_refine_diff_density_max         1.367
_refine_diff_density_min         -0.567
_refine_diff_density_rms         0.089
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.015
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     658
_refine_ls_number_reflns         14008
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.015
_refine_ls_R_factor_all          0.0557
_refine_ls_R_factor_gt           0.0390
_refine_ls_shift/su_max          0.008
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0445P)^2^+21.5038P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0928
_refine_ls_wR_factor_ref         0.1007
_reflns_number_gt                11080
_reflns_number_total             14008
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2dt12483a.txt
_cod_data_source_block           6d-GSTR117
_cod_depositor_comments
;
The following automatic conversions were performed:

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

'_exptl_absorpt_correction_type' value 'Multi-Scan'
changed to 'multi-scan' 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_cell_volume        11627.8(9)
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               7018921