Gold-catalyzed tandem [3,3]-propargyl ester rearrangement leading to (E)-1H-inden-1-ones.
Wang, Li-Jing; Zhu, Hai-Tao; Wang, An-Qi; Qiu, Yi-Feng; Liu, Xue-Yuan; Liang, Yong-Min; The Journal of organic chemistry 79 (2014) 204–212; doi:10.1021/jo402396h

data_4029065
_publ_section_title
;
 Gold-catalyzed tandem [3,3]-propargyl ester rearrangement leading to
 (E)-1H-inden-1-ones.
;
_journal_issue                   1
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              204
_journal_page_last               212
_journal_paper_doi               10.1021/jo402396h
_journal_volume                  79
_journal_year                    2014
_chemical_absolute_configuration unk
_chemical_formula_moiety         'C19 H16 O2'
_chemical_formula_sum            'C19 H16 O2'
_chemical_formula_weight         276.32
_space_group_crystal_system      orthorhombic
_space_group_IT_number           29
_space_group_name_Hall           'P 2c -2ac'
_space_group_name_H-M_alt        'P c a 21'
_symmetry_space_group_name_Hall  'P 2c -2ac'
_symmetry_space_group_name_H-M   'P c a 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     iterative
_atom_sites_solution_secondary   difmap
_audit_creation_date             2013-04-12
_audit_creation_method
;
  Olex2 1.2
  (compiled Mar 21 2013 11:16:32, GUI svn.r4456)
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.2513(11)
_cell_length_b                   16.593(2)
_cell_length_c                   8.0237(9)
_cell_measurement_reflns_used    601
_cell_measurement_temperature    292.36(10)
_cell_measurement_theta_max      21.8780
_cell_measurement_theta_min      3.9580
_cell_volume                     1498.0(3)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb  1 2013,16:14:44)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb  1 2013,16:14:44)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb  1 2013,16:14:44)
;
_computing_molecular_graphics
;
O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann,
OLEX2: a complete structure solution, refinement and analysis program.
J. Appl. Cryst. (2009). 42, 339-341.
;
_computing_publication_material
;
O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann,
OLEX2: a complete structure solution, refinement and analysis program.
J. Appl. Cryst. (2009). 42, 339-341.
;
_computing_structure_refinement
;
SHELXL, G.M. Sheldrick, Acta Cryst.
(2008). A64, 112-122
;
_computing_structure_solution
;
olex2.solve (L.J. Bourhis, O.V. Dolomanov, R.J. Gildea, J.A.K. Howard,
H. Puschmann, in preparation, 2011)
;
_diffrn_ambient_temperature      292.36(10)
_diffrn_detector_area_resol_mean 16.0733
_diffrn_measured_fraction_theta_full 0.9966
_diffrn_measured_fraction_theta_max 0.7566
_diffrn_measurement_details
;
  1 omega  -50.00  -23.00   1.5000   20.0000
omega____ theta____ kappa____ phi______ frames
    -      -19.2137   38.0000   60.0000 18

  2 omega  -88.00  -55.00   1.5000   20.0000
omega____ theta____ kappa____ phi______ frames
    -      -19.2137  178.0000   90.0000 22

  3 omega  -55.00  -16.00   1.5000   20.0000
omega____ theta____ kappa____ phi______ frames
    -       22.6512  -19.0000  -60.0000 26

  4 omega   -2.00   74.50   1.5000   20.0000
omega____ theta____ kappa____ phi______ frames
    -       22.6512  -19.0000  -60.0000 51
;
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Eos'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_UB_11      0.0381313000
_diffrn_orient_matrix_UB_12      0.0192237000
_diffrn_orient_matrix_UB_13      -0.0581539000
_diffrn_orient_matrix_UB_21      -0.0187177000
_diffrn_orient_matrix_UB_22      0.0381611000
_diffrn_orient_matrix_UB_23      0.0298242000
_diffrn_orient_matrix_UB_31      0.0466254000
_diffrn_orient_matrix_UB_32      -0.0004198000
_diffrn_orient_matrix_UB_33      0.0595070000
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.7107
_diffrn_reflns_av_R_equivalents  0.0381
_diffrn_reflns_av_unetI/netI     0.0889
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            4098
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         26.37
_diffrn_reflns_theta_min         3.05
_diffrn_source                   'SuperNova (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.078
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.32530
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb  1 2013,16:14:44)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            'clear light colourless'
_exptl_crystal_density_diffrn    1.225
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             584
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.11
_refine_diff_density_max         0.149
_refine_diff_density_min         -0.154
_refine_diff_density_rms         0.035
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -3(3)
_refine_ls_extinction_coef       0.0096(16)
_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   1.070
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     192
_refine_ls_number_reflns         2648
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.069
_refine_ls_R_factor_all          0.1351
_refine_ls_R_factor_gt           0.0699
_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^)+(0.0354P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1173
_refine_ls_wR_factor_ref         0.1565
_reflns_number_gt                1419
_reflns_number_total             2648
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo402396h_si_001.cif
_cod_data_source_block           wanglj0412
_cod_database_code               4029065
_reflns_odcompleteness_completeness 99.66
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     26.32
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C13(H13)
2.b Secondary CH2 refined with riding coordinates:
 C18(H18A,H18B)
2.c Aromatic/amide H refined with riding coordinates:
 C1(H1), C2(H2), C3(H3), C4(H4), C5(H5), C7(H7), C14(H14), C15(H15), C16(H16),
 C17(H17)
2.d Idealised Me refined as rotating group:
 C20(H20A,H20B,H20C)
;