α-Aryl-substituted allenamides in an imino-Nazarov cyclization cascade catalyzed by Au(I).
Ma, Zhi-Xiong; He, Shuzhong; Song, Wangze; Hsung, Richard P.; Organic letters 14 (2012) 5736–5739; doi:10.1021/ol302743k

data_1508761
_publ_section_title
;
 \a-Aryl-substituted allenamides in an imino-Nazarov cyclization cascade
 catalyzed by Au(I).
;
_journal_issue                   22
_journal_name_full               'Organic letters'
_journal_page_first              5736
_journal_page_last               5739
_journal_paper_doi               10.1021/ol302743k
_journal_volume                  14
_journal_year                    2012
_chemical_formula_moiety         'C21 H25 N O3 S'
_chemical_formula_sum            'C21 H25 N O3 S'
_chemical_formula_weight         371.48
_chemical_name_common            12123a
_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                70.952(1)
_cell_angle_beta                 85.663(1)
_cell_angle_gamma                81.889(1)
_cell_formula_units_Z            2
_cell_length_a                   7.5367(8)
_cell_length_b                   11.3510(12)
_cell_length_c                   11.8790(12)
_cell_measurement_reflns_used    2994
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.23
_cell_measurement_theta_min      2.18
_cell_volume                     950.51(17)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.986
_diffrn_measured_fraction_theta_max 0.986
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0263
_diffrn_reflns_av_sigmaI/netI    0.0291
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            10954
_diffrn_reflns_theta_full        27.38
_diffrn_reflns_theta_max         27.38
_diffrn_reflns_theta_min         1.91
_exptl_absorpt_coefficient_mu    0.191
_exptl_absorpt_correction_T_max  0.926
_exptl_absorpt_correction_T_min  0.918
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2008/1)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.298
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             396
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.40
_refine_diff_density_max         0.207
_refine_diff_density_min         -0.441
_refine_diff_density_rms         0.056
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.048
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     238
_refine_ls_number_reflns         4274
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.048
_refine_ls_R_factor_all          0.0525
_refine_ls_R_factor_gt           0.0416
_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^)+(0.0574P)^2^+0.2988P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1068
_refine_ls_wR_factor_ref         0.1150
_reflns_number_gt                3458
_reflns_number_total             4274
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol302743k_si_004.cif
_cod_data_source_block           12123a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
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      P-1
_cod_database_code               1508761