Microwave-Assisted Reaction of 2‘-Hydroxychalcones with Hydrazides to Synthesize Flavanone Hydrazone and 4,5-Dihydropyrazole Derivatives
Nie, Aihua; Huang, Ziwei; Journal of Combinatorial Chemistry 8 (2006) 655–; doi:10.1021/cc060085l

data_1505678
_publ_section_title
;
 Microwave-Assisted Reaction of 2&#x2018;-Hydroxychalcones with Hydrazides
 to Synthesize Flavanone Hydrazone and 4,5-Dihydropyrazole Derivatives
;
_journal_issue                   5
_journal_name_full               'Journal of Combinatorial Chemistry'
_journal_page_first              655
_journal_paper_doi               10.1021/cc060085l
_journal_volume                  8
_journal_year                    2006
_chemical_formula_sum            'C21 H16 F N3 O2'
_chemical_formula_weight         361.37
_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                 102.416(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.654(5)
_cell_length_b                   5.471(2)
_cell_length_c                   26.609(10)
_cell_measurement_reflns_used    4435
_cell_measurement_temperature    208(2)
_cell_measurement_theta_max      28.11
_cell_measurement_theta_min      2.62
_cell_volume                     1656.9(11)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    ORTEP-32
_computing_publication_material  WinGX
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    SIR-2004
_diffrn_ambient_temperature      208(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_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  0.0649
_diffrn_reflns_av_sigmaI/netI    0.0558
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            9130
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         2.11
_exptl_absorpt_coefficient_mu    0.103
_exptl_absorpt_correction_T_max  0.9928
_exptl_absorpt_correction_T_min  0.9797
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            light-yellow
_exptl_crystal_density_diffrn    1.449
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             752
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.471
_refine_diff_density_min         -0.169
_refine_diff_density_rms         0.047
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.049
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     244
_refine_ls_number_reflns         2933
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.049
_refine_ls_R_factor_all          0.0695
_refine_ls_R_factor_gt           0.0505
_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^)+(0.0622P)^2^+0.1714P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1191
_refine_ls_wR_factor_ref         0.1279
_reflns_number_gt                2219
_reflns_number_total             2933
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cc060085lsi20060624_111148.cif
_cod_data_source_block           compound20
_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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               1505678