Gold(I)-Catalyzed Intramolecular [4+2] Cycloadditions of Arylalkynes or 1,3-Enynes with Alkenes: Scope and Mechanism
Nieto-Oberhuber, Cristina; Pérez-Galán, Patricia; Herrero-Gómez, Elena; Lauterbach, Thorsten; Rodríguez, Cristina; López, Salomé; Bour, Christophe; Rosellón, Antonio; Cárdenas, Diego J.; Echavarren, Antonio M.; Journal of the American Chemical Society 130 (2008) 269–279; doi:10.1021/ja075794x

data_4101743
_publ_section_title
;
 Gold(I)-Catalyzed Intramolecular [4+2] Cycloadditions of Arylalkynes or
 1,3-Enynes with Alkenes:&#x00A0; Scope and Mechanism
;
_journal_issue                   1
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              269
_journal_page_last               279
_journal_paper_doi               10.1021/ja075794x
_journal_volume                  130
_journal_year                    2008
_chemical_formula_sum            'C25 H26 O4'
_chemical_formula_weight         390.46
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_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                 112.992(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   12.9697(14)
_cell_length_b                   6.1221(7)
_cell_length_c                   14.1396(15)
_cell_measurement_reflns_used    5623
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      39.18
_cell_measurement_theta_min      2.92
_cell_volume                     1033.5(2)
_computing_cell_refinement       'Bruker-Nonius Apex v1.0-22 2002'
_computing_data_collection       'Bruker-Nonius Apex v1.0-22 2002'
_computing_data_reduction        'SAINT+ Version 7.06A Bruker-Nonius, 2004'
_computing_molecular_graphics    'Shelxtl Version 6.12 (Sheldrick, 2001)'
_computing_publication_material  'Shelxtl Version 6.12 (Sheldrick, 2001)'
_computing_structure_refinement  'Shelxtl Version 6.12 (Sheldrick, 2001)'
_computing_structure_solution    'Shelxtl Version 6.12 (Sheldrick, 2001)'
_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 0.957
_diffrn_measured_fraction_theta_max 0.957
_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 10 micron nylon fiber cryoloop'
_diffrn_radiation_monochromator  'Multilayer Montel 200 mirrors'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0369
_diffrn_reflns_av_sigmaI/netI    0.0457
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            21285
_diffrn_reflns_theta_full        39.72
_diffrn_reflns_theta_max         39.72
_diffrn_reflns_theta_min         2.92
_diffrn_source                   'rotating anode X-ray tube'
_diffrn_source_current           90
_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    0.084
_exptl_absorpt_correction_T_max  1.000000
_exptl_absorpt_correction_T_min  0.978811
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details
; 
 SADABS Version 2.1 2003 Bruker-Nonius
 Blessing, Acta Cryst. (1995) A51 33-38
;
_exptl_crystal_colour            translucent
_exptl_crystal_density_diffrn    1.255
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Plate
_exptl_crystal_F_000             416
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.506
_refine_diff_density_min         -0.209
_refine_diff_density_rms         0.059
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.3(5)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.059
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     347
_refine_ls_number_reflns         9768
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.059
_refine_ls_R_factor_all          0.0422
_refine_ls_R_factor_gt           0.0389
_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^)+(0.0679P)^2^+0.0273P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1051
_refine_ls_wR_factor_ref         0.1083
_reflns_number_gt                9151
_reflns_number_total             9768
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja075794xsi20070809_093227.cif
_cod_data_source_block           cno-854_0m
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to the built-in table from CIF Core dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1673 2011-04-08 12:14:43Z adriana 

The following automatic conversions were performed:

data name '_diffrn_measurement_specimen_suppport' was replaced with
'_diffrn_measurement_specimen_support' as specified in the
replacement file 'data/replacement-values/replacement_tags.lst'.

Automatic conversion script
Id: cif_correct_tags 9268 2022-04-12 08:56:07Z antanas 
;
_cod_original_sg_symbol_H-M      P2(1)
_cod_database_code               4101743