Construction of indeno[1,2-a]fluorene via domino reaction of 1,3-indanedione and 3-arylideneindolin-2-ones or chalcones.
Cao, Jun; Sun, Jing; Yan, Chao-Guo; Organic & biomolecular chemistry 17 (2019) 9008–9013; doi:10.1039/c9ob01779h

data_7157104
_publ_section_title
;
 Construction of indeno[1,2-a]fluorene via domino reaction of
 1,3-indanedione and 3-arylideneindolin-2-ones or chalcones.
;
_journal_issue                   40
_journal_name_full               'Organic &amp; biomolecular chemistry'
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_journal_page_last               9013
_journal_paper_doi               10.1039/c9ob01779h
_journal_volume                  17
_journal_year                    2019
_chemical_formula_moiety         'C33 H16 Cl2 O3, C H2 Cl2'
_chemical_formula_sum            'C34 H18 Cl4 O3'
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_symmetry_space_group_name_Hall  '-P 2yn'
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_audit_update_record
;
2019-05-24 deposited with the CCDC.    2019-09-20 downloaded from the CCDC.
;
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_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
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'w=1/[\s^2^(Fo^2^)+(0.1242P)^2^+7.4252P] where P=(Fo^2^+2Fc^2^)/3'
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_refine_ls_wR_factor_gt          0.2267
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_reflns_number_gt                3794
_reflns_number_total             5143
_reflns_threshold_expression     'I > 2\s(I)'
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'Adding full bibliography for 7157095--7157106.cif.'
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