Facile separation catalyst system: direct diastereoselective synthesis of (E)-α,β-unsaturated ketones catalyzed by an air-stable Lewis acidic/basic bifunctional organobismuth complex in ionic liquids
Qiu, Renhua; Qiu, Yimiao; Yin, Shuangfeng; Song, Xingxing; Meng, Zhengong; Xu, Xinhua; Zhang, Xiaowen; Luo, Shenglian; Au, Chak-Tong; Wong, Wai-Yeung; Green Chemistry 12 (2010) 1767–; doi:10.1039/c004940a

data_7212732
_publ_section_title
;
 Facile separation catalyst system: direct diastereoselective synthesis of
 (E)-\a,\b-unsaturated ketones catalyzed by an air-stable Lewis
 acidic/basic bifunctional organobismuth complex in ionic liquids
;
_journal_issue                   10
_journal_name_full               'Green Chemistry'
_journal_page_first              1767
_journal_paper_doi               10.1039/c004940a
_journal_volume                  12
_journal_year                    2010
_chemical_formula_moiety         'C14 H14 B Bi F4 O S'
_chemical_formula_sum            'C14 H14 B Bi F4 O S'
_chemical_formula_weight         526.11
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2010-02-03 # Formatted by publCIF
;
_cell_angle_alpha                90.00
_cell_angle_beta                 93.0050(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.8004(8)
_cell_length_b                   11.5529(6)
_cell_length_c                   9.8253(6)
_cell_measurement_reflns_used    9576
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      28.27
_cell_measurement_theta_min      2.72
_cell_volume                     1564.34(15)
_computing_cell_refinement       'SAINT (Bruker, 1999)'
_computing_data_collection       'SMART (Bruker, 1998)'
_computing_data_reduction        SAINT
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.977
_diffrn_measured_fraction_theta_max 0.977
_diffrn_measurement_device_type  'Smart CCD'
_diffrn_measurement_method       '\w and \f 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  0.0230
_diffrn_reflns_av_sigmaI/netI    0.0308
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            9576
_diffrn_reflns_theta_full        28.27
_diffrn_reflns_theta_max         28.27
_diffrn_reflns_theta_min         2.72
_exptl_absorpt_coefficient_mu    11.442
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.6814
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.234
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             984
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.20
_refine_diff_density_max         6.215
_refine_diff_density_min         -1.498
_refine_diff_density_rms         0.200
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.047
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     199
_refine_ls_number_reflns         3783
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.047
_refine_ls_R_factor_all          0.0399
_refine_ls_R_factor_gt           0.0390
_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^)+(0.0493P)^2^+24.8946P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1081
_refine_ls_wR_factor_ref         0.1089
_reflns_number_gt                3681
_reflns_number_total             3783
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c004940a.txt
_cod_data_source_block           wy2049wc
_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 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7212732