Phosphine-Triggered Tandem Annulation between Morita-Baylis-Hillman Carbonates and Dinucleophiles: Facile Syntheses of Oxazepanes, Thiazepanes, and Diazepanes.
Zhou, Rong; Wang, Jianfang; Duan, Chong; He, Zhengjie; Organic letters 14 (2012) 6134–6137; doi:10.1021/ol302696e

data_1508751
_publ_section_title
;
 Phosphine-Triggered Tandem Annulation between Morita-Baylis-Hillman
 Carbonates and Dinucleophiles: Facile Syntheses of Oxazepanes,
 Thiazepanes, and Diazepanes.
;
_journal_issue                   24
_journal_name_full               'Organic letters'
_journal_page_first              6134
_journal_page_last               6137
_journal_paper_doi               10.1021/ol302696e
_journal_volume                  14
_journal_year                    2012
_chemical_formula_sum            'C32 H44 N2 O8 S2'
_chemical_formula_weight         648.81
_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                 109.43(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   25.058(9)
_cell_length_b                   12.865(4)
_cell_length_c                   11.153(4)
_cell_measurement_reflns_used    4757
_cell_measurement_temperature    113(2)
_cell_measurement_theta_max      26.2
_cell_measurement_theta_min      1.7
_cell_volume                     3391(2)
_computing_cell_refinement       CrystalClear
_computing_data_collection       CrystalClear
_computing_data_reduction        CrystalClear
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'CrystalStructure 3.8'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      113(2)
_diffrn_detector_area_resol_mean 14.22
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Rigaku Saturn724 CCD'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  multilayer
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0561
_diffrn_reflns_av_sigmaI/netI    0.0551
_diffrn_reflns_limit_h_max       30
_diffrn_reflns_limit_h_min       -30
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            15431
_diffrn_reflns_theta_full        26.07
_diffrn_reflns_theta_max         26.07
_diffrn_reflns_theta_min         1.72
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.207
_exptl_absorpt_correction_T_max  0.9755
_exptl_absorpt_correction_T_min  0.9597
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   CrystalClear
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.271
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             1384
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.222
_refine_diff_density_min         -0.299
_refine_diff_density_rms         0.048
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.125
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     203
_refine_ls_number_reflns         3350
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.125
_refine_ls_R_factor_all          0.0743
_refine_ls_R_factor_gt           0.0569
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0532P)^2^+0.1692P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1176
_refine_ls_wR_factor_ref         0.1259
_reflns_number_gt                2809
_reflns_number_total             3350
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol302696e_si_003.cif
_cod_data_source_block           m110727b1
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               1508751