Application of a multi-SO3H Brønsted acidic ionic liquid in water: a highly efficient and reusable catalyst for the regioselective and scaled-up synthesis of pyrazoles under mild conditions
Safaei, Shirin; Mohammadpoor-Baltork, Iraj; Khosropour, Ahmad Reza; Moghadam, Majid; Tangestaninejad, Shahram; Mirkhani, Valiollah; Kia, Reza; RSC Advances 2 (2012) 5610–; doi:10.1039/c2ra20624b

data_7238660
_publ_section_title
;
 Application of a multi-SO3H Br\/onsted acidic ionic liquid in water: a
 highly efficient and reusable catalyst for the regioselective and
 scaled-up synthesis of pyrazoles under mild conditions
;
_journal_issue                   13
_journal_name_full               'RSC Advances'
_journal_page_first              5610
_journal_paper_doi               10.1039/c2ra20624b
_journal_volume                  2
_journal_year                    2012
_chemical_formula_moiety         'C6 H8 F3 N3 O S'
_chemical_formula_sum            'C6 H8 F3 N3 O S'
_chemical_formula_weight         227.21
_space_group_IT_number           13
_space_group_name_Hall           '-P 2yc'
_space_group_name_H-M_alt        'P 1 2/c 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yc'
_symmetry_space_group_name_H-M   'P 1 2/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                 115.03(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.767(2)
_cell_length_b                   6.7984(14)
_cell_length_c                   13.303(3)
_cell_measurement_reflns_used    2350
_cell_measurement_temperature    291(2)
_cell_measurement_theta_max      29.59
_cell_measurement_theta_min      2.78
_cell_volume                     964.3(4)
_computing_cell_refinement       'X-Area 1.52'
_computing_data_collection       'X-Area 1.52 (Stoe & Cie GmbH, 2009)'
_computing_data_reduction        'X-Area 1.52'
_computing_molecular_graphics    SHELXTL
_computing_publication_material  'SHELXTL, PLATON (Spek, 2009)'
_computing_structure_refinement  SHELXTL
_computing_structure_solution    'SHELXTL (Sheldrick, 2008)'
_diffrn_ambient_temperature      291(2)
_diffrn_detector_area_resol_mean '0.15 mm'
_diffrn_measured_fraction_theta_full 0.928
_diffrn_measured_fraction_theta_max 0.928
_diffrn_measurement_device_type  'STOE IPDS 2T Image Plate diffractometer'
_diffrn_measurement_method       '\w 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  0.0371
_diffrn_reflns_av_sigmaI/netI    0.0635
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            4251
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         3.00
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.353
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.978
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'MULABS (Blessing, 1995) in PLATON (Spek, 2009)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.565
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             464
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.140
_refine_diff_density_min         -0.203
_refine_diff_density_rms         0.039
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.795
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     128
_refine_ls_number_reflns         1766
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.795
_refine_ls_R_factor_all          0.0713
_refine_ls_R_factor_gt           0.0323
_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^)+(0.0339P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0605
_refine_ls_wR_factor_ref         0.0662
_reflns_number_gt                1020
_reflns_number_total             1766
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            c2ra20624b.txt
_cod_data_source_block           a3
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/RSC/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_cell_volume        964.3(3)
_cod_original_sg_symbol_H-M      'P 2/c'
_cod_database_code               7238660