Enyne Metathesis/Brønsted Acid-Promoted Heterocyclization
Kalbarczyk, Kyle P.; Diver, Steven T.; The Journal of Organic Chemistry 74 (2009) 2193–2196; doi:10.1021/jo802582k

data_4028929
_publ_section_title
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 Enyne Metathesis/Br\/onsted Acid-Promoted Heterocyclization
;
_journal_issue                   5
_journal_name_full               'The Journal of Organic Chemistry'
_journal_page_first              2193
_journal_page_last               2196
_journal_paper_doi               10.1021/jo802582k
_journal_volume                  74
_journal_year                    2009
_chemical_formula_moiety         'C23 H29 N O2 S'
_chemical_formula_sum            'C23 H29 N O2 S'
_chemical_formula_weight         383.53
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 91.5720(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   9.3857(2)
_cell_length_b                   18.8304(4)
_cell_length_c                   23.3405(6)
_cell_measurement_reflns_used    24513
_cell_measurement_temperature    90(1)
_cell_measurement_theta_max      27.90
_cell_measurement_theta_min      2.16
_cell_volume                     4123.57(16)
_computing_cell_refinement       'Bruker Saint v7.23A (Bruker, 2005)'
_computing_data_collection       'APEX2 (Bruker, 2004)'
_computing_data_reduction        'Bruker Saint v7.23A (Bruker, 2005)'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      90(1)
_diffrn_detector_area_resol_mean 8.33
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker SMART APEX2'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0314
_diffrn_reflns_av_sigmaI/netI    0.0175
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            67791
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         1.39
_diffrn_source_type              'RIGAKU RU-2000BEH'
_exptl_absorpt_coefficient_mu    0.174
_exptl_absorpt_correction_T_max  0.9587
_exptl_absorpt_correction_T_min  0.9435
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS 2004/1 Bruker 2004)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.236
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1648
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.25
_refine_diff_density_max         0.402
_refine_diff_density_min         -0.444
_refine_diff_density_rms         0.045
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.015
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     493
_refine_ls_number_reflns         9457
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.015
_refine_ls_R_factor_all          0.0384
_refine_ls_R_factor_gt           0.0329
_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^)+(0.0417P)^2^+2.1689P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0834
_refine_ls_wR_factor_ref         0.0877
_reflns_number_gt                8395
_reflns_number_total             9457
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo802582ksup1.cif
_cod_data_source_block           Diver061308
_cod_depositor_comments
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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      'P 21/c'
_cod_database_code               4028929