Formal [3+2] Cycloaddition of Nitrosoallenes with Carbonyl and Nitrile Compounds to Form Functional Cyclic Nitrones.
Tanimoto, Hiroki; Shitaoka, Takashi; Yokoyama, Keiichi; Morimoto, Tsumoru; Nishiyama, Yasuhiro; Kakiuchi, Kiyomi; The Journal of organic chemistry 81 (2016) 8722–8735; doi:10.1021/acs.joc.6b00758

data_4036866
_publ_section_title
;
 Formal [3+2] Cycloaddition of Nitrosoallenes with Carbonyl and Nitrile
 Compounds to Form Functional Cyclic Nitrones.
;
_journal_issue                   19
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              8722
_journal_page_last               8735
_journal_paper_doi               10.1021/acs.joc.6b00758
_journal_volume                  81
_journal_year                    2016
_chemical_formula_moiety         'C34 H33 N O2'
_chemical_formula_sum            'C34 H33 N O2'
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_cell_angle_beta                 97.552(7)
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_cell_length_b                   17.5011(6)
_cell_length_c                   10.6302(3)
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_cell_measurement_theta_max      25.37
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_computing_cell_refinement       'RAPID AUTO'
_computing_data_collection       'RAPID AUTO (Rigaku, ????)'
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_computing_structure_solution    'SHELXT Version 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      123
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_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Rigaku R-AXIS RAPID'
_diffrn_measurement_method       \w
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_diffrn_reflns_theta_full        25.242
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_diffrn_reflns_theta_min         3.026
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.073
_exptl_absorpt_correction_T_max  0.999
_exptl_absorpt_correction_T_min  0.652
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'ABSCOR (Rigaku, 1995)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.193
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
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_exptl_crystal_size_mid          0.020
_exptl_crystal_size_min          0.010
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_refine_ls_number_reflns         4959
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.1026
_refine_ls_R_factor_gt           0.0561
_refine_ls_shift/su_max          0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^)+(0.0504P)^2^+0.2659P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1027
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