Synthesis of N-substituted indole derivatives via PIFA-mediated intramolecular cyclization.
Du, Yunfei; Liu, Renhe; Linn, Gregory; Zhao, Kang; Organic letters 8 (2006) 5919–5922; doi:10.1021/ol062288o

data_1506284
_publ_section_title
;
 Synthesis of N-substituted indole derivatives via PIFA-mediated
 intramolecular cyclization.
;
_journal_issue                   26
_journal_name_full               'Organic letters'
_journal_page_first              5919
_journal_page_last               5922
_journal_paper_doi               10.1021/ol062288o
_journal_volume                  8
_journal_year                    2006
_chemical_formula_sum            'C20 H20 N2 O3'
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_cell_angle_beta                 106.047(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
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_cell_length_b                   7.895(2)
_cell_length_c                   19.070(5)
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_cell_measurement_theta_min      2.22
_cell_volume                     1748.9(8)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      294(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
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_diffrn_reflns_theta_max         26.38
_diffrn_reflns_theta_min         1.75
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_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
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_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0626P)^2^+0.1784P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
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_cod_data_source_file            ol062288osi20061108_034647.cif
_cod_data_source_block           60816a
_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.

'_exptl_absorpt_correction_type' value 'MULTI-SCAN'
changed to 'multi-scan' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from
2010-06-29.

'_refine_ls_hydrogen_treatment' value 'CONSTR' changed
to 'constr' 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_values 1715 2011-07-08 13:25:40Z adriana 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'NONE' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_cell_volume        1748.8(8)
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               1506284