Isocyanide-Based Multicomponent Bicyclization with Substituted Allenoate and Isatin: Synthesis of Unusual Spirooxindole Containing [5.5]-Fused Heterocycle.
Tang, Zhongzhong; Liu, Zhiqiang; An, Yu; Jiang, Ruolan; Zhang, Xinglu; Li, Chunju; Jia, Xueshun; Li, Jian; The Journal of organic chemistry 81 (2016) 9158–9166; doi:10.1021/acs.joc.6b01711

data_4037207
_publ_section_title
;
 Isocyanide-Based Multicomponent Bicyclization with Substituted Allenoate
 and Isatin: Synthesis of Unusual Spirooxindole Containing [5.5]-Fused
 Heterocycle.
;
_journal_issue                   19
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              9158
_journal_page_last               9166
_journal_paper_doi               10.1021/acs.joc.6b01711
_journal_volume                  81
_journal_year                    2016
_chemical_formula_sum            'C35 H36 N2 O4'
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_space_group_name_Hall           '-P 2yn'
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_cell_length_c                   12.2072(18)
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_cell_measurement_temperature    203(2)
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_cell_measurement_theta_min      2.26
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_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      203(2)
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_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
; 
 w=1/[\s^2^(Fo^2^)+(0.1133P)^2^+0.9389P] 
 where P=(Fo^2^+2Fc^2^)/3 
;
_refine_ls_weighting_scheme      calc
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_cod_original_cell_volume        2849.3(7)
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_shelx_hkl_checksum              9665