Allenyl Azide Cycloaddition Chemistry. 2,3-Cyclopentennelated Indole Synthesis through Indolidene Intermediates
Feldman, Ken S.; Hester, D. Keith; Iyer, Malliga R.; Munson, Paul J.; Silva López, Carlos; Faza, Olalla Nieto; Journal of Organic Chemistry 74 (2009) 4958–4974; doi:10.1021/jo900659w

data_4024646
_publ_section_title
;
 Allenyl Azide Cycloaddition Chemistry. 2,3-Cyclopentennelated Indole
 Synthesis through Indolidene Intermediates
;
_journal_coden_ASTM              JOCEAH
_journal_issue                   14
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              4958
_journal_page_last               4974
_journal_paper_doi               10.1021/jo900659w
_journal_volume                  74
_journal_year                    2009
_chemical_formula_moiety         'C25 H34 N2 O Si'
_chemical_formula_sum            'C25 H34 N2 O Si'
_chemical_formula_weight         406.63
_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                89.483(6)
_cell_angle_beta                 77.658(5)
_cell_angle_gamma                85.916(5)
_cell_formula_units_Z            2
_cell_length_a                   9.779(3)
_cell_length_b                   10.939(3)
_cell_length_c                   11.635(4)
_cell_measurement_reflns_used    4583
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      27.994
_cell_measurement_theta_min      2.137
_cell_volume                     1212.8(7)
_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      298(2)
_diffrn_measured_fraction_theta_full 0.977
_diffrn_measured_fraction_theta_max 0.977
_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  0.0152
_diffrn_reflns_av_sigmaI/netI    0.0250
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            11778
_diffrn_reflns_theta_full        28.34
_diffrn_reflns_theta_max         28.34
_diffrn_reflns_theta_min         1.79
_exptl_absorpt_coefficient_mu    0.114
_exptl_absorpt_correction_T_max  0.980
_exptl_absorpt_correction_T_min  0.963
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.113
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             440
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.384
_refine_diff_density_min         -0.174
_refine_diff_density_rms         0.041
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.037
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     270
_refine_ls_number_reflns         5913
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.037
_refine_ls_R_factor_all          0.0572
_refine_ls_R_factor_gt           0.0477
_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^)+(0.0848P)^2^+0.1340P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1360
_refine_ls_wR_factor_ref         0.1444
_reflns_number_gt                4820
_reflns_number_total             5913
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo900659w_si_004.cif
_cod_data_source_block           dkh15s
_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 

The following automatic conversions were performed:
data name '_publ_contact_author_e-mail' replaced with
'_publ_contact_author_email' as specified in the replacement file
'/home/antanas/src/cod-tools/trunk/data/replacement-values/replacement_tags.lst'.

Automatic conversion script
Id: cif_correct_tags 4998 2017-03-02 13:24:31Z antanas 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4024646