An analysis of C—H···O and C—H···π interactions in three substituted 4-ketotetrahydroindoles
Choudhury, A. R; Nagarajan, K.; Guru Row, T. N.; Acta Crystallographica Section C 60 (2004) o219–o222; doi:10.1107/S0108270104002707

data_2013774
_publ_section_title
;
 An analysis of C---H&#x00B7;&#x00B7;&#x00B7;O and
 C---H&#x00B7;&#x00B7;&#x00B7;\p interactions in three substituted
 4-ketotetrahydroindoles
;
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              o219
_journal_page_last               o222
_journal_paper_doi               10.1107/S0108270104002707
_journal_volume                  60
_journal_year                    2004
_chemical_formula_iupac          'C22 H21 N O'
_chemical_formula_moiety         'C22 H21 N O'
_chemical_formula_sum            'C22 H21 N O'
_chemical_formula_weight         315.40
_chemical_melting_point          482
_chemical_name_systematic
;
6,6-dimethyl-1,2-diphenyl-4,5,6,7-tetrahydro-1H-indol-4-one
;
_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
_cell_angle_alpha                81.362(9)
_cell_angle_beta                 65.691(7)
_cell_angle_gamma                77.999(8)
_cell_formula_units_Z            2
_cell_length_a                   9.315(5)
_cell_length_b                   9.793(5)
_cell_length_c                   11.048(6)
_cell_measurement_reflns_used    985
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      24.20
_cell_measurement_theta_min      2.35
_cell_volume                     896.0(8)
_computing_cell_refinement       SMART
_computing_data_collection       'SMART (Bruker, 2000)'
_computing_data_reduction        'SAINT (Bruker, 2000)'
_computing_molecular_graphics
;
ORTEP-3 for Windows (Farrugia, 1997), CAMERON (Watkin et al., 1993) and
PLATON (Spek 2003)
;
_computing_publication_material  'WinGx (Farrugia, 1999) and PLATON'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR92 (Altomare et al., 1993)'
_diffrn_ambient_temperature      273(2)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'Bruker SMART CCD area-detector'
_diffrn_measurement_method       '\f and \w'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0138
_diffrn_reflns_av_sigmaI/netI    0.0205
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            7395
_diffrn_reflns_reduction_process ' ?'
_diffrn_reflns_theta_full        25.35
_diffrn_reflns_theta_max         25.35
_diffrn_reflns_theta_min         2.03
_exptl_absorpt_coefficient_mu    0.071
_exptl_absorpt_correction_T_max  0.986
_exptl_absorpt_correction_T_min  0.946
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.169
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             336
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.129
_refine_diff_density_min         -0.170
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.035
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     301
_refine_ls_number_reflns         3259
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.035
_refine_ls_R_factor_all          0.0522
_refine_ls_R_factor_gt           0.0397
_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^)+(0.0528P)^2^+0.121P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0964
_refine_ls_wR_factor_ref         0.1042
_reflns_number_gt                2604
_reflns_number_total             3259
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            fg1731.cif
_cod_data_source_block           III
_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 

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_values 1715 2011-07-08 13:25:40Z adriana 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_database_code               2013774
_cod_database_fobs_code          2013774