Metal-free benzannulation of 1,7-diynes towards unexpected 1-aroyl-2-naphthaldehydes and their application in fused aza-heterocyclic synthesis.
Wang, Ai-Fang; Zhou, Peng; Zhu, Yi-Long; Hao, Wen-Juan; Li, Guigen; Tu, Shu-Jiang; Jiang, Bo; Chemical communications (Cambridge, England) 53 (2017) 3369–3372; doi:10.1039/c7cc00323d

data_7119726
_publ_section_title
;
 Metal-free benzannulation of 1,7-diynes towards unexpected
 1-aroyl-2-naphthaldehydes and their application in fused aza-heterocyclic
 synthesis.
;
_journal_issue                   23
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              3369
_journal_page_last               3372
_journal_paper_doi               10.1039/c7cc00323d
_journal_volume                  53
_journal_year                    2017
_chemical_formula_sum            'C19 H13 Cl O2'
_chemical_formula_weight         308.74
_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
_audit_update_record
;
2017-01-10 deposited with the CCDC.
2017-02-27 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 108.004(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.8188(9)
_cell_length_b                   12.2691(11)
_cell_length_c                   13.2128(12)
_cell_measurement_reflns_used    1793
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      24.691
_cell_measurement_theta_min      2.742
_cell_volume                     1513.8(2)
_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 0.999
_diffrn_measured_fraction_theta_max 0.999
_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  0.0333
_diffrn_reflns_av_sigmaI/netI    0.0412
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            7452
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         2.74
_exptl_absorpt_coefficient_mu    0.256
_exptl_absorpt_correction_T_max  0.9602
_exptl_absorpt_correction_T_min  0.8978
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            white
_exptl_crystal_density_diffrn    1.355
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             640
_exptl_crystal_size_max          0.43
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.261
_refine_diff_density_min         -0.282
_refine_diff_density_rms         0.041
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.015
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     199
_refine_ls_number_reflns         2672
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.015
_refine_ls_R_factor_all          0.0916
_refine_ls_R_factor_gt           0.0445
_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^)+(0.0515P)^2^+0.4509P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1037
_refine_ls_wR_factor_ref         0.1270
_reflns_number_gt                1595
_reflns_number_total             2672
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c7cc00323d2.cif
_cod_data_source_block           160719h
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/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 4973 2017-02-22 13:04:09Z antanas 

 Adding full bibliography for 7119726--7119728.cif.
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7119726