ZnBr2-Mediated Cascade Reaction of o-Alkoxy Alkynols: Synthesis of Indeno[1,2-c]chromenes.
Garkhedkar, Amol Milind; Senadi, Gopal Chandru; Wang, Jeh-Jeng; Organic letters 19 (2017) 488–491; doi:10.1021/acs.orglett.6b03642

data_1545161
_publ_section_title
;
 ZnBr2-Mediated Cascade Reaction of o-Alkoxy Alkynols: Synthesis of
 Indeno[1,2-c]chromenes.
;
_journal_issue                   3
_journal_name_full               'Organic letters'
_journal_page_first              488
_journal_page_last               491
_journal_paper_doi               10.1021/acs.orglett.6b03642
_journal_volume                  19
_journal_year                    2017
_chemical_formula_moiety         'C19 H16 O2'
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_cell_formula_units_Z            4
_cell_length_a                   5.0158(3)
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_cell_measurement_reflns_used    2006
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_cell_volume                     1401.85(18)
_computing_cell_refinement
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CrysAlis RED, Oxford Diffraction Ltd., 
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CrysAlis CCD, Oxford Diffraction Ltd., 
Version 1.171.32.29 (release 10-06-2008 CrysAlis171 .NET) 
(compiled Jun 10 2008,16:49:55) 
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CrysAlis RED, Oxford Diffraction Ltd., 
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_diffrn_ambient_temperature      297(2)
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CrysAlisPro, Agilent Technologies, 
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Empirical absorption correction using spherical harmonics, 
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_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.309
_exptl_crystal_density_method    'not measured'
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0857P)^2^+0.1193P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1652
_refine_ls_wR_factor_ref         0.2018
_reflns_number_gt                3859
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_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol6b03642_si_002.cif
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'Adding full bibliography for 1545160--1545161.cif.'
_cod_database_code               1545161