Tautomerism-Dependent Ring Construction of N-Heterocyclic Compounds from the Reactions of 1-Alkynyl Fischer Carbene Complexes and Substituted Pyrazolinones
Zhaoyan Zheng; Zhengkun Yu; Ning Luo; Xiuwen Han; Journal of Organic Chemistry 71 (2006) 9695–9700; doi:10.1021/jo061725+

data_4022181
_publ_section_title
;
 Tautomerism-Dependent Ring Construction of N-Heterocyclic
 Compounds from the Reactions of 1-Alkynyl Fischer Carbene Complexes
 and Substituted Pyrazolinones
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              9695
_journal_page_last               9700
_journal_paper_doi               10.1021/jo061725+
_journal_volume                  71
_journal_year                    2006
_chemical_formula_sum            'C13 H10 N2 O2'
_chemical_formula_weight         226.23
_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                89.906(2)
_cell_angle_beta                 75.338(2)
_cell_angle_gamma                86.599(2)
_cell_formula_units_Z            4
_cell_length_a                   8.1744(10)
_cell_length_b                   11.2178(13)
_cell_length_c                   12.2979(15)
_cell_measurement_reflns_used    1549
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      48.083
_cell_measurement_theta_min      4.961
_cell_volume                     1089.0(2)
_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 0.973
_diffrn_measured_fraction_theta_max 0.973
_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  0.0372
_diffrn_reflns_av_sigmaI/netI    0.0617
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            6456
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         27.00
_diffrn_reflns_theta_min         1.71
_exptl_absorpt_coefficient_mu    0.095
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.77401
_exptl_absorpt_correction_type   empirical
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.380
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             472
_exptl_crystal_size_max          0.489
_exptl_crystal_size_mid          0.321
_exptl_crystal_size_min          0.301
_refine_diff_density_max         0.183
_refine_diff_density_min         -0.210
_refine_diff_density_rms         0.036
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.883
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     365
_refine_ls_number_reflns         4640
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.883
_refine_ls_R_factor_all          0.0813
_refine_ls_R_factor_gt           0.0474
_refine_ls_shift/su_max          0.006
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0409P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0961
_refine_ls_wR_factor_ref         0.1088
_reflns_number_gt                2732
_reflns_number_total             4640
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo061725+si20060821_041631_5.cif
_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 
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_cod_database_code               4022181