Direct Synthesis of Substituted Naphthalenes from 1,3-Dicarbonyl Compounds and 1,2-Bis(halomethyl)benzenes Including a Novel Rearrangement Aromatization of Benzo[c]oxepine.
Wang, Jun-Gang; Wang, Meng; Xiang, Jia-Chen; Zhu, Yan-Ping; Xue, Wei-Jian; Wu, An-Xin; Organic letters 14 (2012) 6060–6063; doi:10.1021/ol302950w

data_1508788
_publ_section_title
;
 Direct Synthesis of Substituted Naphthalenes from 1,3-Dicarbonyl
 Compounds and 1,2-Bis(halomethyl)benzenes Including a Novel Rearrangement
 Aromatization of Benzo[c]oxepine.
;
_journal_issue                   23
_journal_name_full               'Organic letters'
_journal_page_first              6060
_journal_page_last               6063
_journal_paper_doi               10.1021/ol302950w
_journal_volume                  14
_journal_year                    2012
_chemical_formula_sum            'C20 H16 Br2 Cl3 N O5'
_chemical_formula_weight         616.51
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/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                 93.893(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   25.297(3)
_cell_length_b                   11.5939(14)
_cell_length_c                   16.0976(16)
_cell_measurement_reflns_used    2393
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      21.77
_cell_measurement_theta_min      2.35
_cell_volume                     4710.4(9)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0453
_diffrn_reflns_av_sigmaI/netI    0.0529
_diffrn_reflns_limit_h_max       31
_diffrn_reflns_limit_h_min       -31
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            14884
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         1.61
_exptl_absorpt_coefficient_mu    3.814
_exptl_absorpt_correction_T_max  0.5946
_exptl_absorpt_correction_T_min  0.5946
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.739
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       blcok
_exptl_crystal_F_000             2432
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.815
_refine_diff_density_min         -0.605
_refine_diff_density_rms         0.106
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.121
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     354
_refine_ls_number_reflns         4631
_refine_ls_number_restraints     24
_refine_ls_restrained_S_all      1.131
_refine_ls_R_factor_all          0.1255
_refine_ls_R_factor_gt           0.0861
_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^)+(0.0841P)^2^+29.2506P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1941
_refine_ls_wR_factor_ref         0.2166
_reflns_number_gt                3088
_reflns_number_total             4631
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol302950w_si_007.cif
_cod_data_source_block           n:\121008b\work\121008bm
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_cell_volume        4710.3(9)
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               1508788