Stereoselective Synthesis of Hexahydro-1H-pyrano- and thiopyrano[3,4-c]quinoline Derivatives through a Prins Cascade Cyclization
B.V. Subba Reddy; Durgaprasad Medaboina; B. Sridhar; Kiran Kumar Singarapu; Journal of Organic Chemistry 78 (2013) 8161–8168; doi:10.1021/jo4009657

data_4028490
_publ_section_title
;
 Stereoselective Synthesis of Hexahydro-1H-pyrano- and
 thiopyrano[3,4-c]quinoline Derivatives through a Prins Cascade
 Cyclization
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              8161
_journal_page_last               8168
_journal_paper_doi               10.1021/jo4009657
_journal_volume                  78
_journal_year                    2013
_chemical_formula_moiety         'C26 H27 N O3 S'
_chemical_formula_sum            'C26 H27 N O3 S'
_chemical_formula_weight         433.55
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   14.6611(5)
_cell_length_b                   15.1611(6)
_cell_length_c                   20.8261(8)
_cell_measurement_reflns_used    8227
_cell_measurement_temperature    294(2)
_cell_measurement_theta_max      25.87
_cell_measurement_theta_min      2.19
_cell_volume                     4629.2(3)
_computing_cell_refinement       'SAINT (Bruker, 2001)'
_computing_data_collection       'SMART (Bruker, 2001)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'SHELXTL/PC (Sheldrick, 1990)'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      294(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device       'Bruker SMART APEX CCD area-detector'
_diffrn_measurement_device_type  'CCD Area Detector'
_diffrn_measurement_method       '\w scan'
_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  0.0389
_diffrn_reflns_av_sigmaI/netI    0.0196
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            41788
_diffrn_reflns_theta_full        24.99
_diffrn_reflns_theta_max         24.99
_diffrn_reflns_theta_min         1.96
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.167
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.244
_exptl_crystal_description       block
_exptl_crystal_F_000             1840
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.333
_refine_diff_density_min         -0.208
_refine_diff_density_rms         0.039
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.181
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     282
_refine_ls_number_reflns         4077
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.181
_refine_ls_R_factor_all          0.0692
_refine_ls_R_factor_gt           0.0577
_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^)+(0.0562P)^2^+1.6211P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1304
_refine_ls_wR_factor_ref         0.1372
_reflns_number_gt                3439
_reflns_number_total             4077
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            jo4009657_si_002.cif
_cod_data_source_block           ap88
_cod_database_code               4028490