Expedient synthesis of densely substituted pyrrolo[1,2-a]indoles.
Dethe, Dattatraya H.; Boda, Raghavender; Organic & biomolecular chemistry 14 (2016) 5843–5860; doi:10.1039/c6ob00861e

data_7155111
_publ_section_title
;
 Expedient synthesis of densely substituted pyrrolo[1,2-a]indoles.
;
_journal_issue                   24
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              5843
_journal_page_last               5860
_journal_paper_doi               10.1039/c6ob00861e
_journal_volume                  14
_journal_year                    2016
_chemical_formula_moiety         'C38 H42 N2 O2'
_chemical_formula_sum            'C38 H42 N2 O2'
_chemical_formula_weight         558.73
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2015-10-30 deposited with the CCDC.
2016-05-12 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.034(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.5253(7)
_cell_length_b                   19.4986(12)
_cell_length_c                   15.3673(10)
_cell_measurement_reflns_used    8284
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      24.71
_cell_measurement_theta_min      2.35
_cell_volume                     3153.8(4)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    ORTEP
_computing_publication_material  ciftab
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker SMART APEX'
_diffrn_measurement_method       'omega 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  0.0980
_diffrn_reflns_av_sigmaI/netI    0.1222
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            20849
_diffrn_reflns_theta_full        24.71
_diffrn_reflns_theta_max         24.71
_diffrn_reflns_theta_min         2.09
_exptl_absorpt_coefficient_mu    0.072
_exptl_absorpt_correction_T_max  0.985
_exptl_absorpt_correction_T_min  0.982
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            white
_exptl_crystal_density_diffrn    1.177
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1200
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.23
_exptl_crystal_size_min          0.21
_refine_diff_density_max         0.525
_refine_diff_density_min         -0.413
_refine_diff_density_rms         0.108
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   2(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.081
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     752
_refine_ls_number_reflns         10249
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.080
_refine_ls_R_factor_all          0.1540
_refine_ls_R_factor_gt           0.1370
_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^)+(0.0731P)^2^+27.3416P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.3205
_refine_ls_wR_factor_ref         0.3306
_reflns_number_gt                8489
_reflns_number_total             10249
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6ob00861e2.cif
_cod_data_source_block           compound1
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4268 2015-11-12 08:31:59Z antanas 

 Adding full bibliography for 7155111--7155117.cif.

2017-03-08
Z value and formula fixed to values more according to usual
chemical conventions.                 miguel
;
_cod_original_sg_symbol_H-M      P12(1)1
_cod_original_formula_moiety     '(C38 H42 N2 O2), (C38 H42 N2 O2)'
_cod_original_formula_sum        'C76 H84 N4 O4'
_cod_original_formula_units_Z    2
_cod_original_formula_weight     1117.47
_cod_database_code               7155111