Synthesis of Quinolines and Isoquinolines via Site-Selective, Domino Benzannulation of 2- and 3-Chloropyridyl Ynones with Nitromethane.
Beesu, Mallesh; Mehta, Goverdhan; The Journal of organic chemistry 84 (2019) 8731–8742; doi:10.1021/acs.joc.9b00950

data_4034148
_publ_section_title
;
 Synthesis of Quinolines and Isoquinolines via Site-Selective, Domino
 Benzannulation of 2- and 3-Chloropyridyl Ynones with Nitromethane.
;
_journal_issue                   13
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              8731
_journal_page_last               8742
_journal_paper_doi               10.1021/acs.joc.9b00950
_journal_volume                  84
_journal_year                    2019
_chemical_formula_moiety         'C15 H10 N2 O3'
_chemical_formula_sum            'C15 H10 N2 O3'
_chemical_formula_weight         266.25
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2014/7
_cell_angle_alpha                90
_cell_angle_beta                 95.299(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.2227(7)
_cell_length_b                   8.7759(7)
_cell_length_c                   15.2553(13)
_cell_measurement_reflns_used    7249
_cell_measurement_temperature    299(2)
_cell_measurement_theta_max      25.00
_cell_measurement_theta_min      2.22
_cell_volume                     1229.45(17)
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_diffrn_ambient_temperature      299(2)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0493
_diffrn_reflns_av_unetI/netI     0.0275
_diffrn_reflns_Laue_measured_fraction_full 0.992
_diffrn_reflns_Laue_measured_fraction_max 0.992
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            19005
_diffrn_reflns_point_group_measured_fraction_full 0.992
_diffrn_reflns_point_group_measured_fraction_max 0.992
_diffrn_reflns_theta_full        25.164
_diffrn_reflns_theta_max         25.164
_diffrn_reflns_theta_min         2.218
_exptl_absorpt_coefficient_mu    0.103
_exptl_absorpt_correction_T_max  0.9818
_exptl_absorpt_correction_T_min  0.9798
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            pale-yellow
_exptl_crystal_density_diffrn    1.438
_exptl_crystal_description       block
_exptl_crystal_F_000             552
_exptl_crystal_size_max          0.220
_exptl_crystal_size_mid          0.200
_exptl_crystal_size_min          0.180
_refine_diff_density_max         0.151
_refine_diff_density_min         -0.190
_refine_diff_density_rms         0.043
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.055
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     185
_refine_ls_number_reflns         2190
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.055
_refine_ls_R_factor_all          0.0487
_refine_ls_R_factor_gt           0.0386
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0578P)^2^+0.2475P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0996
_refine_ls_wR_factor_ref         0.1062
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1825
_reflns_number_total             2190
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            jo9b00950_si_003.cif
_cod_data_source_block           shelx
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4034148
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.980
_shelx_estimated_absorpt_t_max   0.982
_shelx_res_checksum              74700
_shelx_hkl_checksum              62436