Control of chemoselectivity by counteranions of cationic palladium complexes: a convenient enantioselective synthesis of dihydrocoumarins.
Han, Xiuling; Lu, Xiyan; Organic letters 12 (2010) 108–111; doi:10.1021/ol902538n

data_1503351
_publ_section_title
;
 Control of chemoselectivity by counteranions of cationic palladium
 complexes: a convenient enantioselective synthesis of dihydrocoumarins.
;
_journal_issue                   1
_journal_name_full               'Organic letters'
_journal_page_first              108
_journal_page_last               111
_journal_paper_doi               10.1021/ol902538n
_journal_volume                  12
_journal_year                    2010
_chemical_formula_sum            'C17 H14 O3'
_chemical_formula_weight         266.28
_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                 110.643(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   6.6963(8)
_cell_length_b                   28.726(4)
_cell_length_c                   7.5586(9)
_cell_measurement_reflns_used    2020
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      50.402
_cell_measurement_theta_min      5.673
_cell_volume                     1360.6(3)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_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  0.0880
_diffrn_reflns_av_sigmaI/netI    0.0675
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       36
_diffrn_reflns_limit_k_min       -36
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -7
_diffrn_reflns_number            7925
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         27.00
_diffrn_reflns_theta_min         2.84
_exptl_absorpt_coefficient_mu    0.089
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.7412
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.300
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prismatic
_exptl_crystal_F_000             560
_exptl_crystal_size_max          0.479
_exptl_crystal_size_mid          0.368
_exptl_crystal_size_min          0.311
_refine_diff_density_max         0.183
_refine_diff_density_min         -0.149
_refine_diff_density_rms         0.044
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.970
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     186
_refine_ls_number_reflns         2973
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.971
_refine_ls_R_factor_all          0.0912
_refine_ls_R_factor_gt           0.0599
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0854P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1496
_refine_ls_wR_factor_ref         0.1660
_reflns_number_gt                1862
_reflns_number_total             2973
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol902538n_si_004.cif
_cod_data_source_block           cd27391
_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 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               1503351