Transition-Metal-Free, Brønsted Acid-Mediated Cascade Sequence in the Reaction of Propargyl Alcohols with Sulfonamido-indoles/-indolines: Highly Substituted δ- and α-Carbolines.
Selvaraj, Karuppu; Swamy, K. C. Kumara; The Journal of organic chemistry 83 (2018) 15043–15056; doi:10.1021/acs.joc.8b02293

data_4034720
_publ_section_title
;
 Transition-Metal-Free, Br\/onsted Acid-Mediated Cascade Sequence in the
 Reaction of Propargyl Alcohols with Sulfonamido-indoles/-indolines:
 Highly Substituted \d- and \a-Carbolines.
;
_journal_issue                   24
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              15043
_journal_page_last               15056
_journal_paper_doi               10.1021/acs.joc.8b02293
_journal_volume                  83
_journal_year                    2018
_chemical_formula_sum            'C40 H36 N2 O2 S'
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_diffrn_ambient_temperature      293(2)
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_diffrn_measured_fraction_theta_max 0.977
_diffrn_measurement_device_type  'Xcalibur, Eos, Gemini'
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_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
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_diffrn_reflns_Laue_measured_fraction_full 0.998
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_exptl_absorpt_coefficient_mu    1.137
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_refine_ls_structure_factor_coef Fsqd
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'w=1/[\s^2^(Fo^2^)+(0.0602P)^2^] where P=(Fo^2^+2Fc^2^)/3'
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_reflns_threshold_expression     'I > 2\s(I)'
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