Dealkanative Main Group Couplings Across the peri-Gap.
Taylor, Laurence J.; Bühl, Michael; Chalmers, Brian A.; Ray, Matthew J.; Wawrzyniak, Piotr; Walton, John C.; Cordes, David B.; Slawin, Alexandra M. Z.; Woollins, J. Derek; Kilian, Petr; Journal of the American Chemical Society  (2017) –; doi:10.1021/jacs.7b08682

data_4126839
_publ_section_title
;
 Dealkanative Main Group Couplings Across the peri-Gap.
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_paper_doi               10.1021/jacs.7b08682
_journal_year                    2017
_chemical_formula_moiety         'C21 H20 As P'
_chemical_formula_sum            'C21 H20 As P'
_chemical_formula_weight         378.28
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_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_date             2014-12-02
_audit_creation_method           'by CrystalStructure 4.1'
_cell_angle_alpha                84.892(11)
_cell_angle_beta                 83.6167(10)
_cell_angle_gamma                70.879(8)
_cell_formula_units_Z            4
_cell_length_a                   8.1289(17)
_cell_length_b                   11.214(2)
_cell_length_c                   20.239(5)
_cell_measurement_reflns_used    5220
_cell_measurement_temperature    93
_cell_measurement_theta_max      27.60
_cell_measurement_theta_min      2.10
_cell_volume                     1729.6(6)
_computing_cell_refinement       'CrystalClear-SM Expert 2.1 b32'
_computing_data_collection       'CrystalClear-SM Expert 2.1 b32 (Rigaku, 2014)'
_computing_data_reduction        'CrystalClear-SM Expert 2.1 b32'
_computing_molecular_graphics    'CrystalStructure 4.1'
_computing_publication_material  'CrystalStructure 4.1 (Rigaku, 2014)'
_computing_structure_refinement  'SHELXL2013 (Sheldrick, 2008)'
_computing_structure_solution    'SIR2011 (Burla, et al., 2012)'
_diffrn_ambient_temperature      93
_diffrn_detector_area_resol_mean 5.814
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.987
_diffrn_measurement_device_type  'Rigaku XtaLAB P200'
_diffrn_measurement_method       \w
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0664
_diffrn_reflns_Laue_measured_fraction_full 0.993
_diffrn_reflns_Laue_measured_fraction_max 0.987
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            24148
_diffrn_reflns_point_group_measured_fraction_full 0.993
_diffrn_reflns_point_group_measured_fraction_max 0.987
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.404
_diffrn_reflns_theta_min         1.925
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.055
_exptl_absorpt_correction_T_max  0.940
_exptl_absorpt_correction_T_min  0.574
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'REQAB (Rigaku, 1998)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.453
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             776.00
_exptl_crystal_size_max          0.100
_exptl_crystal_size_mid          0.080
_exptl_crystal_size_min          0.030
_refine_diff_density_max         0.76
_refine_diff_density_min         -0.55
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.919
_refine_ls_hydrogen_treatment    constr
_refine_ls_number_parameters     419
_refine_ls_number_reflns         6291
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.0335
_refine_ls_R_factor_gt           0.0278
_refine_ls_shift/su_max          0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^)+(0.0217P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0645
_refine_ls_wR_factor_ref         0.0659
_reflns_number_gt                5185
_reflns_number_total             6291
_reflns_threshold_expression     F^2^>2.0\s(F^2^)
_cod_data_source_file            ja7b08682_si_008.cif
_cod_data_source_block           10
_cod_database_code               4126839
_shelx_res_checksum              43617
_shelx_hkl_checksum              49556