Silylative Dieckmann-like cyclizations of ester-imides (and diesters).
Hoye, Thomas R.; Dvornikovs, Vadims; Sizova, Elena; Organic letters 8 (2006) 5191–5194; doi:10.1021/ol061988q

data_1506237
_publ_section_title
;
 Silylative Dieckmann-like cyclizations of ester-imides (and diesters).
;
_journal_issue                   23
_journal_name_full               'Organic letters'
_journal_page_first              5191
_journal_page_last               5194
_journal_paper_doi               10.1021/ol061988q
_journal_volume                  8
_journal_year                    2006
_chemical_formula_moiety         'C12 H19 N O4 Si'
_chemical_formula_sum            'C12 H19 N O4 Si'
_chemical_formula_weight         269.37
_chemical_name_common            03097
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 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                 99.607(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   17.935(4)
_cell_length_b                   6.408(1)
_cell_length_c                   12.934(3)
_cell_measurement_reflns_used    1980
_cell_measurement_temperature    173(2)
_cell_volume                     1465.6(5)
_computing_cell_refinement       'SAINT, Bruker'
_computing_data_collection       'SMART, Bruker'
_computing_data_reduction        'SAINT, Bruker'
_computing_molecular_graphics    'SHELXTL, Bruker'
_computing_structure_refinement  SHELXL-97
_computing_structure_solution    SHELXS-97
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Siemens SMART Platform CCD'
_diffrn_measurement_method       'area detector, omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'normal-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0523
_diffrn_reflns_av_sigmaI/netI    0.0383
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            13160
_diffrn_reflns_theta_full        25.07
_diffrn_reflns_theta_max         25.07
_diffrn_reflns_theta_min         1.15
_exptl_absorpt_coefficient_mu    0.166
_exptl_absorpt_correction_T_max  1.000000
_exptl_absorpt_correction_T_min  0.754755
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, R. Blessing, 1995'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.221
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'block (cut from needle)'
_exptl_crystal_F_000             576
_exptl_crystal_size_max          0.48
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.475
_refine_diff_density_min         -0.489
_refine_diff_density_rms         0.066
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.026
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     180
_refine_ls_number_reflns         2614
_refine_ls_number_restraints     15
_refine_ls_restrained_S_all      1.027
_refine_ls_R_factor_all          0.1170
_refine_ls_R_factor_gt           0.0937
_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^)+(0.0435P)^2^+6.6383P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2000
_refine_ls_wR_factor_ref         0.2115
_reflns_number_gt                2047
_reflns_number_total             2614
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol061988qsi20060814_022453.cif
_cod_data_source_block           03097
_cod_original_cell_volume        1465.6(6)
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               1506237