DDQ dehydrogenative Diels‒Alder reaction for the synthesis of functionalized spiro[carbazole-1,3′-indolines] and spiro[carbazole-1,5′-pyrimidines]
Zhan, Shao-Cong; Fang, Ren-Jie; Yang, Ren-Yin; Zhao, Ru-Fang; Wang, Yang; Sun, Jing; Yan, Chao-Guo; New Journal of Chemistry 45 (2021) 15423–15428; doi:10.1039/D1NJ02836G

data_7060851
_publ_section_title
;
 DDQ dehydrogenative Diels--Alder reaction for the synthesis of
 functionalized spiro[carbazole-1,3&#x2032;-indolines] and
 spiro[carbazole-1,5&#x2032;-pyrimidines]
;
_journal_issue                   34
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              15423
_journal_page_last               15428
_journal_paper_doi               10.1039/D1NJ02836G
_journal_volume                  45
_journal_year                    2021
_chemical_formula_moiety         'C39 H33 N3 O4'
_chemical_formula_sum            'C39 H33 N3 O4'
_chemical_formula_weight         607.68
_space_group_crystal_system      monoclinic
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_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2021-04-14 deposited with the CCDC.	2021-07-19 downloaded from the CCDC.
;
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_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
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_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2014/7 (Sheldrick 2014'
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_refine_ls_structure_factor_coef Fsqd
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'w=1/[\s^2^(Fo^2^)+(0.0476P)^2^+1.1252P] where P=(Fo^2^+2Fc^2^)/3'
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_reflns_threshold_expression     'I > 2\s(I)'
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_cod_depositor_comments
'Adding full bibliography for 7060849--7060852.cif.'
_cod_original_cell_volume        3259.3(16)
_cod_original_sg_symbol_H-M      'P 21/c'
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_shelx_estimated_absorpt_t_max   0.984
_shelx_res_checksum              80762