CeCl3.7H2O Catalyzed C-C and C-N Bond-Forming Cascade Cyclization with Subsequent Side-Chain Functionalization and Rearrangement: A Domino Approach to Pentasubstituted Pyrrole Analogues
Dipankar Dhara; Krishnanka S. Gayen; Saikat Khamarui; Palash Pandit; Sukla Ghosh; Dilip K. Maiti; Journal of Organic Chemistry 77 (2012) 10441–10449; doi:10.1021/jo301796r

data_4027721
_publ_section_title
;
 CeCl3.7H2O Catalyzed C-C and C-N Bond-Forming Cascade Cyclization with
 Subsequent Side-Chain Functionalization and Rearrangement: A Domino
 Approach to Pentasubstituted Pyrrole Analogues
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              10441
_journal_page_last               10449
_journal_paper_doi               10.1021/jo301796r
_journal_volume                  77
_journal_year                    2012
_chemical_formula_sum            'C61 H63 N3 O4'
_chemical_formula_weight         902.14
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 106.236(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   16.6227(16)
_cell_length_b                   14.4517(14)
_cell_length_c                   21.3942(19)
_cell_measurement_reflns_used    4027
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      21.670
_cell_volume                     4934.5(8)
_computing_cell_refinement       'Apex 2, Bruker Kappa'
_computing_data_collection       'Apex 2, Bruker Kappa'
_computing_data_reduction        'Apex 2, Bruker Kappa'
_computing_molecular_graphics    PLATON(Spek,2004)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.985
_diffrn_measured_fraction_theta_max 0.985
_diffrn_measurement_device_type  'Bruker Kappa Apex 2'
_diffrn_measurement_method       'Difference vectors'
_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  0.0740
_diffrn_reflns_av_sigmaI/netI    0.0520
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            43766
_diffrn_reflns_theta_full        21.67
_diffrn_reflns_theta_max         21.67
_diffrn_reflns_theta_min         1.38
_exptl_absorpt_coefficient_mu    0.075
_exptl_absorpt_correction_T_max  0.996
_exptl_absorpt_correction_T_min  0.996
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.214
_exptl_crystal_description       cubic
_exptl_crystal_F_000             1928
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.453
_refine_diff_density_min         -0.256
_refine_diff_density_rms         0.057
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.174
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     618
_refine_ls_number_reflns         5709
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.174
_refine_ls_R_factor_all          0.0904
_refine_ls_R_factor_gt           0.0594
_refine_ls_shift/su_max          0.026
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1000P)^2^+0.8710P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1501
_refine_ls_wR_factor_ref         0.1842
_reflns_number_gt                4027
_reflns_number_total             5709
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo301796r_si_001_2.cif
_cod_data_source_block           dd182_0m
_cod_database_code               4027721