TBAF-Mediated Reactions of 1,1-Dibromo-1-alkenes with Thiols and Amines and Regioselective Synthesis of 1,2-Heterodisubstituted Alkenes
Hui Xu; Shaojin Gu; Wanzhi Chen; Dacheng Li; Jianmin Dou; Journal of Organic Chemistry 76 (2011) 2448–2458; doi:10.1021/jo2000176

data_4026213
_publ_section_title
;
 TBAF-Mediated Reactions of 1,1-Dibromo-1-alkenes with Thiols and Amines
 and Regioselective Synthesis of 1,2-Heterodisubstituted Alkenes
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              2448
_journal_page_last               2458
_journal_paper_doi               10.1021/jo2000176
_journal_volume                  76
_journal_year                    2011
_chemical_formula_sum            'C36 H54 Br2 N2 O4 S2'
_chemical_formula_weight         802.75
_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                72.4170(10)
_cell_angle_beta                 89.019(2)
_cell_angle_gamma                70.1560(10)
_cell_formula_units_Z            1
_cell_length_a                   8.2394(8)
_cell_length_b                   11.4100(11)
_cell_length_c                   11.7344(13)
_cell_measurement_reflns_used    1505
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      20.622
_cell_measurement_theta_min      2.640
_cell_volume                     984.68(17)
_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      298(2)
_diffrn_measured_fraction_theta_full 0.984
_diffrn_measured_fraction_theta_max 0.984
_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  0.0442
_diffrn_reflns_av_sigmaI/netI    0.0762
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            5193
_diffrn_reflns_theta_full        25.02
_diffrn_reflns_theta_max         25.02
_diffrn_reflns_theta_min         1.83
_exptl_absorpt_coefficient_mu    2.202
_exptl_absorpt_correction_T_max  0.6672
_exptl_absorpt_correction_T_min  0.4117
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.354
_exptl_crystal_description       block
_exptl_crystal_F_000             418
_exptl_crystal_size_max          0.49
_exptl_crystal_size_mid          0.45
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.455
_refine_diff_density_min         -0.539
_refine_diff_density_rms         0.080
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.000
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     248
_refine_ls_number_reflns         3423
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.000
_refine_ls_R_factor_all          0.1226
_refine_ls_R_factor_gt           0.0644
_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^)+(0.0905P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1546
_refine_ls_wR_factor_ref         0.1795
_reflns_number_gt                1715
_reflns_number_total             3423
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo2000176_si_002_2.cif
_cod_data_source_block           091021d
_cod_original_cell_volume        984.69(17)
_cod_original_sg_symbol_H-M      'P -1 '
_cod_database_code               4026213