Ion-tagged pi-acidic alkene ligands promote Pd-catalysed allyl-aryl couplings in an ionic liquid.
Bäuerlein, Patrick S; Fairlamb, Ian J S; Jarvis, Amanda G; Lee, Adam F; Müller, Christian; Slattery, John M; Thatcher, Robert J; Vogt, Dieter; Whitwood, Adrian C; Chemical communications (Cambridge, England) 34 (2009) 5734–5736; doi:10.1039/b906823f

data_7104767
_publ_section_title
;
 Ion-tagged pi-acidic alkene ligands promote Pd-catalysed allyl-aryl
 couplings in an ionic liquid.
;
_journal_issue                   38
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              5734
_journal_page_last               5736
_journal_paper_doi               10.1039/b906823f
_journal_volume                  34
_journal_year                    2009
_chemical_formula_moiety         'C15 H20 N O, Br'
_chemical_formula_sum            'C15 H20 Br N O'
_chemical_formula_weight         310.23
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 115.960(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.6662(18)
_cell_length_b                   13.109(2)
_cell_length_c                   11.3363(18)
_cell_measurement_reflns_used    4440
_cell_measurement_temperature    383(2)
_cell_measurement_theta_max      28.24
_cell_measurement_theta_min      2.53
_cell_volume                     1425.2(4)
_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    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      383(2)
_diffrn_measured_fraction_theta_full 0.982
_diffrn_measured_fraction_theta_max 0.982
_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  0.0457
_diffrn_reflns_av_sigmaI/netI    0.0444
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            13289
_diffrn_reflns_theta_full        28.34
_diffrn_reflns_theta_max         28.34
_diffrn_reflns_theta_min         2.19
_exptl_absorpt_coefficient_mu    2.873
_exptl_absorpt_correction_T_max  0.772
_exptl_absorpt_correction_T_min  0.593
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS v2.03; (Sheldrick)'
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.446
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             640
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.09
_exptl_crystal_size_min          0.09
_refine_diff_density_max         0.998
_refine_diff_density_min         -0.324
_refine_diff_density_rms         0.087
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.985
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     164
_refine_ls_number_reflns         3504
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.985
_refine_ls_R_factor_all          0.0481
_refine_ls_R_factor_gt           0.0357
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0550P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0886
_refine_ls_wR_factor_ref         0.0923
_reflns_number_gt                2800
_reflns_number_total             3504
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b906823f.txt
_cod_data_source_block           jms0805m
_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.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               7104767