Allenyl Azide Cycloaddition Chemistry: Exploration of the Scope and Mechanism of Cyclopentennelated Dihydropyrrole Synthesis through Azatrimethylenemethane Intermediates
Ken S. Feldman; Malliga R. Iyer; Carlos Silva López; Olalla Nieto Faza; Journal of Organic Chemistry 73 (2008) 5090–5099; doi:10.1021/jo8008066

data_4023522
_publ_section_title
;
 Allenyl Azide Cycloaddition Chemistry: Exploration of the Scope
 and Mechanism of Cyclopentennelated Dihydropyrrole
 Synthesis through Azatrimethylenemethane Intermediates
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              5090
_journal_page_last               5099
_journal_paper_doi               10.1021/jo8008066
_journal_volume                  73
_journal_year                    2008
_chemical_formula_sum            'C13 H13 Cl N2'
_chemical_formula_weight         232.70
_chemical_name_systematic
; 
 ? 
;
_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                 103.750(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.6258(16)
_cell_length_b                   7.7123(13)
_cell_length_c                   16.200(3)
_cell_measurement_reflns_used    4472
_cell_measurement_temperature    98(2)
_cell_measurement_theta_max      28.289
_cell_measurement_theta_min      2.588
_cell_volume                     1168.2(3)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_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      98(2)
_diffrn_measured_fraction_theta_full 0.955
_diffrn_measured_fraction_theta_max 0.955
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       '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  0.0290
_diffrn_reflns_av_sigmaI/netI    0.0322
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            7319
_diffrn_reflns_theta_full        28.29
_diffrn_reflns_theta_max         28.29
_diffrn_reflns_theta_min         2.18
_exptl_absorpt_coefficient_mu    0.300
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            clear
_exptl_crystal_density_diffrn    1.323
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             488
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.690
_refine_diff_density_min         -0.677
_refine_diff_density_rms         0.068
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.079
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     146
_refine_ls_number_reflns         2783
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.079
_refine_ls_R_factor_all          0.0563
_refine_ls_R_factor_gt           0.0503
_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^)+(0.0570P)^2^+0.9743P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1245
_refine_ls_wR_factor_ref         0.1277
_reflns_number_gt                2483
_reflns_number_total             2783
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo8008066-File004.cif
_cod_data_source_block           mxr2s
_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 2.4.1 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 21/c'
_cod_database_code               4023522