3-Methyl-1,4-diphenyl-1<i>H</i>,5<i>H</i>,7<i>H</i>-furo[3,4-<i>b</i>]pyrazolo[4,3-<i>e</i>]pyridin-5-one
Dong-Qin Chen; Shu-Jiang Tu; Acta Crystallographica Section E 63 (2007) o1777–o1778; doi:10.1107/S1600536807008999

data_2212813
_publ_section_title
3-Methyl-1,4-diphenyl-1<i>H</i>,5<i>H</i>,7<i>H</i>-furo[3,4-<i>b</i>]pyrazolo[4,3-<i>e</i>]pyridin-5-one
_journal_coeditor_code           CI2295
_journal_issue                   4
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1777
_journal_page_last               o1778
_journal_paper_doi               10.1107/S1600536807008999
_journal_volume                  63
_journal_year                    2007
_chemical_formula_iupac          'C21 H15 N3 O2'
_chemical_formula_moiety         'C21 H15 N3 O2'
_chemical_formula_sum            'C21 H15 N3 O2'
_chemical_formula_weight         341.36
_chemical_melting_point          .489E-305
_chemical_name_systematic
;
3-Methyl-1,4-diphenyl-1H,5H,7H-furo[3,4-b]pyrazolo[4,3-e]pyridin-5-one
;
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 104.909(9)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.067(4)
_cell_length_b                   22.4393(12)
_cell_length_c                   10.871(5)
_cell_measurement_reflns_used    883
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      21.384
_cell_measurement_theta_min      2.656
_cell_volume                     1665.9(12)
_computing_cell_refinement       'SAINT (Bruker, 1999)'
_computing_data_collection       'SMART (Bruker, 1998)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'SHELXTL (Bruker, 1999)'
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker SMART CCD area-detector'
_diffrn_measurement_method       '\f and \w'
_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  0.1259
_diffrn_reflns_av_sigmaI/netI    0.1809
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            8562
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         2.14
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.090
_exptl_absorpt_correction_T_max  0.9911
_exptl_absorpt_correction_T_min  0.9632
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            light-yellow
_exptl_crystal_density_diffrn    1.361
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Needle
_exptl_crystal_F_000             712
_exptl_crystal_size_max          0.42
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.231
_refine_diff_density_min         -0.221
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.003
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     235
_refine_ls_number_reflns         2941
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.003
_refine_ls_R_factor_all          0.1903
_refine_ls_R_factor_gt           0.0687
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w = 1/[\s^2^(Fo^2^)+(0.0338P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1334
_refine_ls_wR_factor_ref         0.1562
_reflns_number_gt                1091
_reflns_number_total             2941
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ci2295.cif
_cod_data_source_block           I
_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_enum 1527 2010-12-29 10:47:43Z saulius 

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      'P 21/c'
_cod_database_code               2212813
_cod_database_fobs_code          2212813