Gold-catalyzed (4 + 2)-annulations between α-alkyl alkenylgold carbenes and benzisoxazoles with reactive alkyl groups.
Mokar, Bhanudas Dattatray; Jadhav, Prakash D.; Pandit, Y. B.; Liu, Rai-Shung; Chemical science 9 (2018) 4488–4492; doi:10.1039/c8sc00986d

data_1549281
_publ_section_title
;
 Gold-catalyzed (4 + 2)-annulations between \a-alkyl alkenylgold carbenes
 and benzisoxazoles with reactive alkyl groups.
;
_journal_issue                   19
_journal_name_full               'Chemical science'
_journal_page_first              4488
_journal_page_last               4492
_journal_paper_doi               10.1039/c8sc00986d
_journal_volume                  9
_journal_year                    2018
_chemical_formula_sum            'C22 H21 N O5'
_chemical_formula_weight         379.40
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/6
_audit_update_record
;
2018-01-24 deposited with the CCDC.
2018-04-23 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 107.518(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.8837(10)
_cell_length_b                   10.0611(7)
_cell_length_c                   19.6889(16)
_cell_measurement_reflns_used    5404
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      26.3697
_cell_measurement_theta_min      2.2966
_cell_volume                     2244.9(3)
_computing_cell_refinement       'SAINT V8.34A (Bruker AXS Inc., 2013)'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'SAINT V8.34A (Bruker AXS Inc., 2013)'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014/6 (Sheldrick, 2014)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 8.3333
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0304
_diffrn_reflns_av_unetI/netI     0.0288
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            19526
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.414
_diffrn_reflns_theta_min         2.169
_exptl_absorpt_coefficient_mu    0.080
_exptl_absorpt_correction_T_max  0.9485
_exptl_absorpt_correction_T_min  0.8566
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V2014/4 (Bruker AXS Inc.)'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.123
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Lump
_exptl_crystal_F_000             800
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.409
_refine_diff_density_min         -0.392
_refine_diff_density_rms         0.049
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.064
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     256
_refine_ls_number_reflns         4606
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.064
_refine_ls_R_factor_all          0.0637
_refine_ls_R_factor_gt           0.0513
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0369P)^2^+2.4635P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1177
_refine_ls_wR_factor_ref         0.1254
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3773
_reflns_number_total             4606
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8sc00986d2.cif
_cod_data_source_block           180108lt_0m_a_sq
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 4973 2017-02-22 13:04:09Z antanas 

 Adding full bibliography for 1549278--1549281.cif.
;
_cod_database_code               1549281
_shelxl_version_number           2014/6
_shelx_res_checksum              66640
_shelx_fab_checksum              80127