Silver triflate-catalyzed tandem reaction of N'-(2-alkynylbenzylidene)hydrazide with pyridyne.
Jiang, Lingyong; Yu, Xingxin; Fang, Bing; Wu, Jie; Organic & biomolecular chemistry 10 (2012) 8102–8107; doi:10.1039/c2ob26379c

data_7152695
_publ_section_title
;
 Silver triflate-catalyzed tandem reaction of
 N'-(2-alkynylbenzylidene)hydrazide with pyridyne.
;
_journal_issue                   40
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              8102
_journal_page_last               8107
_journal_paper_doi               10.1039/c2ob26379c
_journal_volume                  10
_journal_year                    2012
_chemical_formula_sum            'C27 H20 Cl N3 O2 S'
_chemical_formula_weight         485.97
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 90.403(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   10.673(5)
_cell_length_b                   8.677(4)
_cell_length_c                   12.475(6)
_cell_measurement_reflns_used    950
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      26.463
_cell_measurement_theta_min      3.432
_cell_volume                     1155.3(9)
_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 0.989
_diffrn_measured_fraction_theta_max 0.989
_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  0.0349
_diffrn_reflns_av_sigmaI/netI    0.0315
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       5
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            4044
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         1.63
_exptl_absorpt_coefficient_mu    0.287
_exptl_absorpt_correction_T_max  0.9502
_exptl_absorpt_correction_T_min  0.9317
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.397
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             504
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.272
_refine_diff_density_min         -0.368
_refine_diff_density_rms         0.072
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.01(11)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.914
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     308
_refine_ls_number_reflns         2792
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.914
_refine_ls_R_factor_all          0.0484
_refine_ls_R_factor_gt           0.0450
_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^)+(0.1029P)^2^+0.5000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1308
_refine_ls_wR_factor_ref         0.1346
_reflns_number_gt                2545
_reflns_number_total             2792
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2ob26379c.txt
_cod_data_source_block           a11117a
_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_cell_volume        1155.2(10)
_cod_original_sg_symbol_H-M      P2(1)
_cod_database_code               7152695