Reaction of alpha-ene-vinylcyclopropanes: type II intramolecular [5+2] cycloaddition or [3+2] cycloaddition?
Li, Qian; Jiang, Guo-Jie; Jiao, Lei; Yu, Zhi-Xiang; Organic letters 12 (2010) 1332–1335; doi:10.1021/ol100237h

data_1502893
_publ_section_title
;
 Reaction of alpha-ene-vinylcyclopropanes: type II intramolecular [5+2]
 cycloaddition or [3+2] cycloaddition?
;
_journal_issue                   6
_journal_name_full               'Organic letters'
_journal_page_first              1332
_journal_page_last               1335
_journal_paper_doi               10.1021/ol100237h
_journal_volume                  12
_journal_year                    2010
_chemical_formula_sum            'C17 H21 N O2 S'
_chemical_formula_weight         303.41
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                78.21(3)
_cell_angle_beta                 86.73(3)
_cell_angle_gamma                65.64(3)
_cell_formula_units_Z            2
_cell_length_a                   8.4158(17)
_cell_length_b                   9.0268(18)
_cell_length_c                   11.505(2)
_cell_measurement_reflns_used    6376
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      1.81
_cell_volume                     779.0(3)
_computing_cell_refinement       'Rapid Auto(Rigaku 2001)'
_computing_data_collection       'Rapid Auto(Rigaku 2001)'
_computing_data_reduction        'Rapid Auto(Rigaku 2001)'
_computing_molecular_graphics
;
 Mercury: visualization and analysis of crystal structures, C. F. Macrae,
 P. R. Edgington, P. McCabe, E. Pidcock, G. P. Shields, R. Taylor,
 M. Towler and J. van de Streek, J. Appl. Cryst., 39, 453-457, 2006.
;
_computing_publication_material  'SHELX-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELX-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELX-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Rigaku raxis Rapid IP Area Detector'
_diffrn_measurement_method       '\w scans at fixed \c = 45\%'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0197
_diffrn_reflns_av_sigmaI/netI    0.0277
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            6376
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         1.81
_exptl_absorpt_coefficient_mu    0.212
_exptl_absorpt_correction_T_max  0.9182
_exptl_absorpt_correction_T_min  0.8573
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'ABSCOR by T.Higashi    8 March, 1995'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.294
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             324
_exptl_crystal_size_max          0.75
_exptl_crystal_size_mid          0.59
_exptl_crystal_size_min          0.41
_refine_diff_density_max         0.470
_refine_diff_density_min         -0.403
_refine_diff_density_rms         0.072
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.199
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     191
_refine_ls_number_reflns         3552
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.199
_refine_ls_R_factor_all          0.0609
_refine_ls_R_factor_gt           0.0531
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0468P)^2^+0.5930P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1215
_refine_ls_wR_factor_ref         0.1252
_reflns_number_gt                3275
_reflns_number_total             3552
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol100237h_si_003.cif
_cod_data_source_block           sx2701
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               1502893