Synthesis of Cyclo[b]fused Carbazoles via SnCl4-Mediated Domino Reaction of 2-Indolylmethylpivalates with Arenes and Heteroarenes.
Saravanan, Velu; Mageshwaran, Thiyagarajan; Mohanakrishnan, Arasambattu K.; The Journal of organic chemistry 81 (2016) 8633–8646; doi:10.1021/acs.joc.6b01646

data_4037170
_publ_section_title
;
 Synthesis of Cyclo[b]fused Carbazoles via SnCl4-Mediated Domino Reaction
 of 2-Indolylmethylpivalates with Arenes and Heteroarenes.
;
_journal_issue                   18
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              8633
_journal_page_last               8646
_journal_paper_doi               10.1021/acs.joc.6b01646
_journal_volume                  81
_journal_year                    2016
_chemical_formula_moiety         'C30 H18 N2 O5 S'
_chemical_formula_sum            'C30 H18 N2 O5 S'
_chemical_formula_weight         518.52
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_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                 108.617(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.1347(5)
_cell_length_b                   12.0708(5)
_cell_length_c                   17.6391(7)
_cell_measurement_reflns_used    4318
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      25.00
_cell_measurement_theta_min      2.44
_cell_volume                     2448.50(18)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker Kappa Apex II CCD Diffractometer'
_diffrn_measurement_method       '\w & \f 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  0.0401
_diffrn_reflns_av_sigmaI/netI    0.0256
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            32749
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.44
_exptl_absorpt_coefficient_mu    0.178
_exptl_absorpt_correction_T_max  0.9824
_exptl_absorpt_correction_T_min  0.9568
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2008)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.407
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1072
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.281
_refine_diff_density_min         -0.208
_refine_diff_density_rms         0.037
_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     401
_refine_ls_number_reflns         4318
_refine_ls_number_restraints     140
_refine_ls_restrained_S_all      1.047
_refine_ls_R_factor_all          0.0779
_refine_ls_R_factor_gt           0.0425
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0594P)^2^+0.7253P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1066
_refine_ls_wR_factor_ref         0.1312
_reflns_number_gt                2814
_reflns_number_total             4318
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo6b01646_si_003.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/ACS/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_cell_volume        2448.50(17)
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               4037170