2,3-migration in Rh(II)-catalyzed reactions of beta-trifluoroacetamido alpha-diazocarbonyl compounds.
Xu, Feng; Zhang, Shiwei; Wu, Xiangnan; Liu, Yu; Shi, Weifeng; Wang, Jianbo; Organic letters 8 (2006) 3207–3210; doi:10.1021/ol061047d

data_1506068
_publ_section_title
;
 2,3-migration in Rh(II)-catalyzed reactions of beta-trifluoroacetamido
 alpha-diazocarbonyl compounds.
;
_journal_issue                   15
_journal_name_full               'Organic letters'
_journal_page_first              3207
_journal_page_last               3210
_journal_paper_doi               10.1021/ol061047d
_journal_volume                  8
_journal_year                    2006
_chemical_formula_sum            'C18 H14 F3 N O3'
_chemical_formula_weight         349.30
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_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_method           SHELXL-97
_cell_angle_alpha                101.72(3)
_cell_angle_beta                 108.92(3)
_cell_angle_gamma                106.31(3)
_cell_formula_units_Z            4
_cell_length_a                   11.279(2)
_cell_length_b                   13.083(3)
_cell_length_c                   13.556(3)
_cell_measurement_reflns_used    10186
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.03
_cell_measurement_theta_min      1.97
_cell_volume                     1718.2(9)
_computing_cell_refinement       Rapid-AUTO
_computing_data_collection       'Rapid-AUTO (Rigaku,2000)'
_computing_data_reduction        'CrystalStructure (Rigaku/MSC,2000)'
_computing_molecular_graphics    'Siemens SHELXTL V4.2,(Sheldrick,1990)'
_computing_publication_material  SHELXL-97,(Sheldrick,1997)
_computing_structure_refinement  SHELXL-97,(Sheldrick,1997)
_computing_structure_solution    SHELXS-97,(Sheldrick,1997)
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 10.00
_diffrn_measured_fraction_theta_full 0.951
_diffrn_measured_fraction_theta_max 0.951
_diffrn_measurement_device_type  'Rigaku RAXIS RAPID IP'
_diffrn_measurement_method       \W
_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  0.0355
_diffrn_reflns_av_sigmaI/netI    0.0755
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            10186
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         1.97
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.113
_exptl_absorpt_correction_T_max  0.989
_exptl_absorpt_correction_T_min  0.950
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details
; 
                                  HIGASHI, T. (1995). Abscor-Empirical
                                  Absorption Correction based on Fourier
                                  Series Approximation.
                                  Rigaku Corporation,Tokyo,Japan.
;
_exptl_crystal_colour            0.45
_exptl_crystal_density_diffrn    1.350
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             720
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.10
_refine_diff_density_max         0.338
_refine_diff_density_min         -0.234
_refine_diff_density_rms         0.037
_refine_ls_extinction_coef       0.033(2)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   0.997
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     452
_refine_ls_number_reflns         5770
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.997
_refine_ls_R_factor_all          0.1318
_refine_ls_R_factor_gt           0.0559
_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^)+(0.0640P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1296
_refine_ls_wR_factor_ref         0.1475
_reflns_number_gt                2616
_reflns_number_total             5770
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol061047dsi20060501_064251.cif
_cod_data_source_block           a
_cod_original_cell_volume        1718.3(6)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               1506068