One-Pot Construction of Aza- or Oxa-Bridged Benzocycloheptanes from Readily Available 2,3-Allenyl Malonates or 2,3-Allenols and o-Iodobenzaldehyde or Imine
Li, Qiankun; Jiang, Xinpeng; Fu, Chunling; Ma, Shengming; Organic Letters 13 (2011) 466–469; doi:10.1021/ol102811x

data_1516228
_publ_section_title
;
 One-Pot Construction of Aza- or Oxa-Bridged Benzocycloheptanes from
 Readily Available 2,3-Allenyl Malonates or 2,3-Allenols and
 o-Iodobenzaldehyde or Imine
;
_journal_coden_ASTM              ORLEF7
_journal_issue                   3
_journal_name_full               'Organic Letters'
_journal_page_first              466
_journal_page_last               469
_journal_paper_doi               10.1021/ol102811x
_journal_volume                  13
_journal_year                    2011
_chemical_formula_sum            'C17 H14 O2'
_chemical_formula_weight         250.28
_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                 98.255(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            16
_cell_length_a                   10.6114(6)
_cell_length_b                   10.5287(6)
_cell_length_c                   46.396(3)
_cell_measurement_temperature    173(2)
_cell_volume                     5129.9(5)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.967
_diffrn_measured_fraction_theta_max 0.967
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
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_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       50
_diffrn_reflns_limit_l_min       -58
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_diffrn_reflns_theta_full        28.25
_diffrn_reflns_theta_max         28.25
_diffrn_reflns_theta_min         0.89
_exptl_absorpt_coefficient_mu    0.084
_exptl_absorpt_correction_T_max  0.9917
_exptl_absorpt_correction_T_min  0.9728
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.296
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2112
_exptl_crystal_size_max          0.33
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.217
_refine_diff_density_min         -0.243
_refine_diff_density_rms         0.042
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.999
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     717
_refine_ls_number_reflns         12248
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.999
_refine_ls_R_factor_all          0.1132
_refine_ls_R_factor_gt           0.0496
_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^)+(0.0445P)^2^+0.5340P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0934
_refine_ls_wR_factor_ref         0.1131
_reflns_number_gt                6982
_reflns_number_total             12248
_reflns_threshold_expression     >2sigma(I)
_cod_duplicate_entry             1501914
_cod_data_source_file            ol102811x_si_006.cif
_cod_data_source_block           z
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/automatic-downloads/retrospective/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_cell_volume        5129.8(5)
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               1516228