Metal triflate promoted synthesis of naphthalenes
Chan, Chieh-Kai; Wang, Heui-Sin; Tsai, Yu-Lin; Chang, Meng-Yang; RSC Adv. 7 (2017) 29321–; doi:10.1039/C7RA04960A

data_7228412
_publ_section_title
;
 Metal triflate promoted synthesis of naphthalenes
;
_journal_issue                   47
_journal_name_full               'RSC Adv.'
_journal_page_first              29321
_journal_paper_doi               10.1039/C7RA04960A
_journal_volume                  7
_journal_year                    2017
_chemical_formula_sum            'C17 H14 O2'
_chemical_formula_weight         250.28
_space_group_IT_number           43
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'F 2 -2d'
_symmetry_space_group_name_H-M   'F d d 2'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2013-02-05 deposited with the CCDC.
2017-05-30 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            16
_cell_length_a                   13.3885(3)
_cell_length_b                   66.3135(18)
_cell_length_c                   5.5816(2)
_cell_measurement_reflns_used    4792
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      26.3515
_cell_measurement_theta_min      3.1044
_cell_volume                     4955.6(2)
_computing_cell_refinement       'SAINT V7.68A (Bruker AXS, 2009)'
_computing_data_collection       'APEX2 (Bruker AXS, 2010)'
_computing_data_reduction        'SAINT V7.68A (Bruker AXS, 2009)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 8.3333
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w 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  0.0603
_diffrn_reflns_av_sigmaI/netI    0.0433
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       82
_diffrn_reflns_limit_k_min       -82
_diffrn_reflns_limit_l_max       6
_diffrn_reflns_limit_l_min       -6
_diffrn_reflns_number            11029
_diffrn_reflns_theta_full        26.39
_diffrn_reflns_theta_max         26.39
_diffrn_reflns_theta_min         1.23
_exptl_absorpt_coefficient_mu    0.087
_exptl_absorpt_correction_T_max  0.9486
_exptl_absorpt_correction_T_min  0.8690
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V2008/1 (Bruker AXS)'
_exptl_crystal_colour            Yellow
_exptl_crystal_density_diffrn    1.342
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Tabullar
_exptl_crystal_F_000             2112
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.404
_refine_diff_density_min         -0.542
_refine_diff_density_rms         0.183
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.2(13)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.168
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     174
_refine_ls_number_reflns         2518
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.168
_refine_ls_R_factor_all          0.0428
_refine_ls_R_factor_gt           0.0325
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0687P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0807
_refine_ls_wR_factor_ref         0.1154
_reflns_number_gt                2316
_reflns_number_total             2518
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c7ra04960a2.cif
_cod_data_source_block           121016lt
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 4973 2017-02-22 13:04:09Z antanas 
;
_cod_database_code               7228412