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_4036865
_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'
_chemical_formula_weight         487.64
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                86.259(6)
_cell_angle_beta                 75.911(5)
_cell_angle_gamma                80.033(6)
_cell_formula_units_Z            2
_cell_length_a                   9.0244(3)
_cell_length_b                   9.8981(3)
_cell_length_c                   15.4496(5)
_cell_measurement_reflns_used    19363
_cell_measurement_temperature    123
_cell_measurement_theta_max      27.51
_cell_measurement_theta_min      3.15
_cell_volume                     1317.93(8)
_computing_cell_refinement       'RAPID AUTO'
_computing_data_collection       'RAPID AUTO (Rigaku, ????)'
_computing_data_reduction        'RAPID AUTO'
_computing_molecular_graphics    'CrystalStructure 4.2'
_computing_publication_material  'CrystalStructure 4.2 (Rigaku, 2015)'
_computing_structure_refinement  'SHELXL Version 2014/7 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXT Version 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      123
_diffrn_detector_area_resol_mean 10.000
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Rigaku R-AXIS RAPID'
_diffrn_measurement_method       \w
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0249
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            21822
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.482
_diffrn_reflns_theta_min         3.151
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.075
_exptl_absorpt_correction_T_max  0.993
_exptl_absorpt_correction_T_min  0.811
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'ABSCOR (Rigaku, 1995)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.229
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             520.00
_exptl_crystal_size_max          0.210
_exptl_crystal_size_mid          0.110
_exptl_crystal_size_min          0.100
_refine_diff_density_max         1.19
_refine_diff_density_min         -0.32
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.047
_refine_ls_hydrogen_treatment    constr
_refine_ls_number_parameters     336
_refine_ls_number_reflns         6034
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.0591
_refine_ls_R_factor_gt           0.0542
_refine_ls_shift/su_max          0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^)+(0.0705P)^2^+0.8511P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1391
_refine_ls_wR_factor_ref         0.1431
_reflns_Friedel_coverage         0.000
_reflns_number_gt                5467
_reflns_number_total             6034
_reflns_threshold_expression     F^2^>2.0\s(F^2^)
_cod_data_source_file            jo6b00758_si_002.cif
_cod_data_source_block           TS_03_104_GPC_B
_cod_original_cell_volume        1317.92(8)
_cod_database_code               4036865
_shelx_res_checksum              83288
_shelx_hkl_checksum              31197