Povarov Reactions Involving 3-Aminocoumarins: Synthesis of 1,2,3,4-Tetrahydropyrido[2,3-c]coumarins and Pyrido[2,3-c]coumarins
Amit A. Kudale; Jamie Kendall; David O. Miller; Julie L. Collins; Graham J. Bodwell; Journal of Organic Chemistry 73 (2008) 8437–8447; doi:10.1021/jo801411p

data_4023805
_publ_section_title
;
 Povarov Reactions Involving 3-Aminocoumarins: Synthesis of
 1,2,3,4-Tetrahydropyrido[2,3-c]coumarins and Pyrido[2,3-c]coumarins
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              8437
_journal_page_last               8447
_journal_paper_doi               10.1021/jo801411p
_journal_volume                  73
_journal_year                    2008
_chemical_formula_sum            'C22 H19 N O5'
_chemical_formula_weight         377.38
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 100.997(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   19.5875(16)
_cell_length_b                   5.0527(4)
_cell_length_c                   18.8532(15)
_cell_measurement_reflns_used    3460
_cell_measurement_temperature    193(2)
_cell_measurement_theta_max      26.17
_cell_measurement_theta_min      2.20
_cell_volume                     1831.6(3)
_computing_cell_refinement       'Bruker SAINT (Bruker, 1997)'
_computing_data_collection       'Bruker SMART (Bruker, 1997)'
_computing_data_reduction        'Bruker SAINT (Bruker, 1997)'
_computing_molecular_graphics    'teXsan for Windows (MSC, 1997)'
_computing_publication_material  'teXsan for Windows (MSC, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      193(2)
_diffrn_detector_area_resol_mean 8.192
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type
'Bruker PLATFORM diffractometer/SMART 1000 CCD area detector'
_diffrn_measurement_method       '\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  0.0437
_diffrn_reflns_av_sigmaI/netI    0.0433
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            11964
_diffrn_reflns_theta_full        26.42
_diffrn_reflns_theta_max         26.42
_diffrn_reflns_theta_min         1.06
_diffrn_standards_decay_%        0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.098
_exptl_absorpt_correction_T_max  0.9922
_exptl_absorpt_correction_T_min  0.9402
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 1996)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.369
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             792
_exptl_crystal_size_max          0.64
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.383
_refine_diff_density_min         -0.372
_refine_diff_density_rms         0.046
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.028
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     253
_refine_ls_number_reflns         3760
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.028
_refine_ls_R_factor_all          0.0836
_refine_ls_R_factor_gt           0.0525
_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^)+(0.0583P)^2^+1.0972P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1233
_refine_ls_wR_factor_ref         0.1421
_reflns_number_gt                2611
_reflns_number_total             3760
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo801411p_si_003.cif
_cod_data_source_block           shelxl
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4023805