A metallated primary arsine; synthesis and structure of [PhAsHLi·2thf ]\ιnfty
Beswick, Michael A.; Lawson, Yvonne G.; Raithby, Paul R.; Wood, Jody A.; Wright, Dominic S.; Journal of the Chemical Society, Dalton Transactions  (1999) 1921–; doi:10.1039/a902590a

data_7027432
_publ_section_title
;
 A metallated primary arsine; synthesis and structure of
 [PhAsHLi&#x00B7;2thf&#x200A;]\\infty
;
_journal_issue                   12
_journal_name_full
'Journal of the Chemical Society, Dalton Transactions'
_journal_page_first              1921
_journal_paper_doi               10.1039/a902590a
_journal_year                    1999
_chemical_formula_sum            'C14 H22 As Li O2'
_chemical_formula_weight         304.18
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           4
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 101.87(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   8.150(2)
_cell_length_b                   8.564(2)
_cell_length_c                   11.278(2)
_cell_measurement_temperature    180(2)
_cell_volume                     770.3(3)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      180(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_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  0.0513
_diffrn_reflns_av_sigmaI/netI    0.0705
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            2438
_diffrn_reflns_theta_full        22.49
_diffrn_reflns_theta_max         22.49
_diffrn_reflns_theta_min         4.04
_exptl_absorpt_coefficient_mu    2.197
_exptl_absorpt_correction_T_max  0.8102
_exptl_absorpt_correction_T_min  0.6677
_exptl_crystal_density_diffrn    1.311
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             316
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.966
_refine_diff_density_min         -1.053
_refine_diff_density_rms         0.109
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.04(6)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.595
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     142
_refine_ls_number_reflns         2004
_refine_ls_number_restraints     59
_refine_ls_restrained_S_all      1.582
_refine_ls_R_factor_all          0.1293
_refine_ls_R_factor_gt           0.1040
_refine_ls_shift/su_max          0.080
_refine_ls_shift/su_mean         0.015
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2339
_refine_ls_wR_factor_ref         0.2439
_reflns_number_gt                1567
_reflns_number_total             2004
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            902590asup1.cif
_cod_data_source_block           dw9907
_cod_database_code               7027432