Synthesis of Isocoumarin Derivatives via the Copper-Catalyzed Tandem Sequential Cyclization of 2- Halo-N-phenyl Benzamides and Acyclic 1,3-Diketones
Veerababurao Kavala; Cheng-Chuan Wang; Deepak Kumar Barange; Chun-Wei Kuo; Po-Min Lei; Ching-Fa Yao; Journal of Organic Chemistry 77 (2012) 5022–5029; doi:10.1021/jo300501j

data_4027223
_publ_section_title
;
 Synthesis of Isocoumarin Derivatives via the Copper-Catalyzed Tandem
 Sequential Cyclization of 2- Halo-N-phenyl Benzamides and Acyclic
 1,3-Diketones
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              5022
_journal_page_last               5029
_journal_paper_doi               10.1021/jo300501j
_journal_volume                  77
_journal_year                    2012
_chemical_formula_moiety         'C10 H8 O2'
_chemical_formula_sum            'C10 H8 O2'
_chemical_formula_weight         160.16
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 94.298(18)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   4.0500(13)
_cell_length_b                   16.162(5)
_cell_length_c                   5.946(2)
_cell_measurement_reflns_used    0
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      0
_cell_measurement_theta_min      0
_cell_volume                     388.1(2)
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-86 (Sheldrick, 1986)'
_diffrn_ambient_temperature      200(2)
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.990
_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  0.0345
_diffrn_reflns_av_sigmaI/netI    0.0505
_diffrn_reflns_limit_h_max       4
_diffrn_reflns_limit_h_min       -4
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       7
_diffrn_reflns_limit_l_min       -6
_diffrn_reflns_number            2018
_diffrn_reflns_theta_full        25.04
_diffrn_reflns_theta_max         25.04
_diffrn_reflns_theta_min         2.52
_exptl_absorpt_coefficient_mu    0.095
_exptl_absorpt_correction_T_max  0.9943
_exptl_absorpt_correction_T_min  0.9441
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.371
_exptl_crystal_description       prism
_exptl_crystal_F_000             168
_exptl_crystal_size_max          0.61
_exptl_crystal_size_mid          0.56
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.386
_refine_diff_density_min         -0.287
_refine_diff_density_rms         0.057
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.079
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     109
_refine_ls_number_reflns         1101
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.078
_refine_ls_R_factor_all          0.0682
_refine_ls_R_factor_gt           0.0534
_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^)+(0.0932P)^2^+0.0681P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1423
_refine_ls_wR_factor_ref         0.1518
_reflns_number_gt                905
_reflns_number_total             1101
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo300501j_si_002.cif
_cod_data_source_block           a12606
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               4027223