Synthesis of 2-Azaspiro[4.6]undec-7-enes from N-Tosyl-N-(3-arylpropargyl)-Tethered 3-Methylcyclohex-2-en-1-ols
Ming-Chang P. Yeh; Chia-Jung Liang; Chern-Wei Fan; Wei-Hang Chiu; Jun-Yuan Lo; Journal of Organic Chemistry 77 (2012) 9707–9717; doi:10.1021/jo301764g

data_4027669
_publ_section_title
;
 Synthesis of 2-Azaspiro[4.6]undec-7-enes from
 N-Tosyl-N-(3-arylpropargyl)-Tethered 3-Methylcyclohex-2-en-1-ols
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              9707
_journal_page_last               9717
_journal_paper_doi               10.1021/jo301764g
_journal_volume                  77
_journal_year                    2012
_chemical_formula_moiety         'C24 H26 I1 N1 O2 S1'
_chemical_formula_sum            'C24 H26 I N O2 S'
_chemical_formula_weight         519.42
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 122.7620(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   30.0806(6)
_cell_length_b                   6.4962(2)
_cell_length_c                   27.0302(8)
_cell_measurement_reflns_used    19397
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      25.028
_cell_measurement_theta_min      2.037
_cell_volume                     4441.7(2)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor 1997)'
_computing_data_collection       'Collect (Nonius BV, 1997-2000)'
_computing_data_reduction        'HKL Denzo and Scalepack'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-86 (Sheldrick, 1986)'
_diffrn_ambient_temperature      200(2)
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       'CCD rotation images, thick slices'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1130
_diffrn_reflns_av_sigmaI/netI    0.1040
_diffrn_reflns_limit_h_max       35
_diffrn_reflns_limit_h_min       -35
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            15117
_diffrn_reflns_theta_full        25.05
_diffrn_reflns_theta_max         25.05
_diffrn_reflns_theta_min         2.71
_exptl_absorpt_coefficient_mu    1.556
_exptl_absorpt_correction_T_max  0.9351
_exptl_absorpt_correction_T_min  0.7637
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
 ?
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.553
_exptl_crystal_description       prism
_exptl_crystal_F_000             2096
_exptl_crystal_size_max          0.31
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.541
_refine_diff_density_min         -0.833
_refine_diff_density_rms         0.140
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.047
_refine_ls_hydrogen_treatment    fixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     262
_refine_ls_number_reflns         3931
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.047
_refine_ls_R_factor_all          0.1032
_refine_ls_R_factor_gt           0.0565
_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^)+(0.0447P)^2^+14.4919P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1085
_refine_ls_wR_factor_ref         0.1266
_reflns_number_gt                2598
_reflns_number_total             3931
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo301764g_si_012.cif
_cod_data_source_block           12226
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               4027669