Acid-Catalyzed Cascade Ring-Opening and Addition Reactions of Arylvinylcyclopropenes with α,β-Unsaturated Substrates, Scope and Limitations
Zhi-Bin Zhu; Min Shi; Journal of Organic Chemistry 74 (2009) 2481–2485; doi:10.1021/jo802786r

data_4024418
_publ_section_title
;
Acid-Catalyzed Cascade Ring-Opening and Addition Reactions of
Arylvinylcyclopropenes with \a,\b-Unsaturated Substrates, Scope and
Limitations
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_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              2481
_journal_page_last               2485
_journal_paper_doi               10.1021/jo802786r
_journal_volume                  74
_journal_year                    2009
_chemical_formula_sum            'C25 H22'
_chemical_formula_weight         322.43
_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                66.066(3)
_cell_angle_beta                 79.794(4)
_cell_angle_gamma                79.539(4)
_cell_formula_units_Z            2
_cell_length_a                   8.2060(17)
_cell_length_b                   10.129(2)
_cell_length_c                   12.189(3)
_cell_measurement_reflns_used    1371
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      52.909
_cell_measurement_theta_min      4.433
_cell_volume                     904.5(3)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.967
_diffrn_measured_fraction_theta_max 0.967
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0749
_diffrn_reflns_av_sigmaI/netI    0.0797
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            5293
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         27.00
_diffrn_reflns_theta_min         1.84
_exptl_absorpt_coefficient_mu    0.067
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.79212
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.184
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prismatic
_exptl_crystal_F_000             344
_exptl_crystal_size_max          0.347
_exptl_crystal_size_mid          0.311
_exptl_crystal_size_min          0.213
_refine_diff_density_max         0.226
_refine_diff_density_min         -0.220
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_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     228
_refine_ls_number_reflns         3818
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.074
_refine_ls_R_factor_all          0.0993
_refine_ls_R_factor_gt           0.0705
_refine_ls_shift/su_max          0.044
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1037P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2020
_refine_ls_wR_factor_ref         0.2176
_reflns_number_gt                2454
_reflns_number_total             3818
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo802786r_si_002.cif
_cod_data_source_block           cd27652
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4024418