Trifluoromethylation of α-Haloketones
Petr Novák; Anton Lishchynskyi; Vladimir V. Grushin; Journal of the American Chemical Society 134 (2012) 16167–16170; doi:10.1021/ja307783w

data_4118722
_publ_section_title
;
 Trifluoromethylation of \a-Haloketones
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              16167
_journal_page_last               16170
_journal_paper_doi               10.1021/ja307783w
_journal_volume                  134
_journal_year                    2012
_chemical_formula_sum            'C13 H9 F3 O'
_chemical_formula_weight         238.20
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   14.5390(12)
_cell_length_b                   5.7980(6)
_cell_length_c                   24.629(2)
_cell_measurement_reflns_used    4266
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      30.47
_cell_measurement_theta_min      2.80
_cell_volume                     2076.2(3)
_computing_cell_refinement       'Bruker APEX2 v2011.4-0'
_computing_data_collection       'Bruker APEX2 v2011.4-0'
_computing_data_reduction        'Bruker SAINT V7.60A'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXS-97 (Sheldrick, 2008)'
_computing_structure_solution    Sir2011
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 512
_diffrn_detector_type            '4K CCD area detector APEX II'
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'Kappa 4-axis goniometer bruker-nonius'
_diffrn_measurement_method
;
 Fullsphere data collection, phi and omega scans
;
_diffrn_measurement_specimen_support 'magnetic support whith MicroMount'
_diffrn_radiation_monochromator  'Multilayer Montel 200 mirrors'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0413
_diffrn_reflns_av_sigmaI/netI    0.0330
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       34
_diffrn_reflns_limit_l_min       -35
_diffrn_reflns_number            15315
_diffrn_reflns_theta_full        30.67
_diffrn_reflns_theta_max         30.67
_diffrn_reflns_theta_min         1.65
_diffrn_source                   'rotating anode X-ray tube'
_diffrn_source_current           70
_diffrn_source_power             50
_diffrn_source_size              '3 mm x 0.3 mm fine focus'
_diffrn_source_type              'Bruker-Nonius FR 591'
_exptl_absorpt_coefficient_mu    0.132
_exptl_absorpt_correction_T_max  0.9987
_exptl_absorpt_correction_T_min  0.9741
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details
; 
 SADABS Version 2008/1 Bruker-Nonius
 Blessing, Acta Cryst. (1995) A51 33-38
;
_exptl_crystal_colour            white
_exptl_crystal_density_diffrn    1.524
_exptl_crystal_description       needle
_exptl_crystal_F_000             976
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.01
_exptl_crystal_size_min          0.01
_refine_diff_density_max         0.497
_refine_diff_density_min         -0.274
_refine_diff_density_rms         0.058
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.041
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     154
_refine_ls_number_reflns         3195
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.041
_refine_ls_R_factor_all          0.0591
_refine_ls_R_factor_gt           0.0419
_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^)+(0.0582P)^2^+0.6438P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1044
_refine_ls_wR_factor_ref         0.1138
_reflns_number_gt                2493
_reflns_number_total             3195
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja307783w_si_003.cif
_cod_data_source_block           pbn262
_cod_database_code               4118722