1-Methyl-5-(4-methylphenyl)-3-oxocyclohexane-1-carbonitrile
Mohan, R. T. Sabapathy; Kamatchi, S.; Subramanyam, M.; Thiruvalluvar, A.; Linden, A.; Acta Crystallographica Section E 64 (2008) o818–; doi:10.1107/S1600536808009070

data_2218280
_publ_section_title
;
 1-Methyl-5-(4-methylphenyl)-3-oxocyclohexane-1-carbonitrile
;
_journal_coeditor_code           WN2249
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o818
_journal_paper_doi               10.1107/S1600536808009070
_journal_volume                  64
_journal_year                    2008
_chemical_formula_iupac          'C15 H17 N O'
_chemical_formula_moiety         'C15 H17 N O'
_chemical_formula_structural     'C15 H17 N O'
_chemical_formula_sum            'C15 H17 N O'
_chemical_formula_weight         227.30
_chemical_melting_point          376
_chemical_name_common            'cyclohexane derivative'
_chemical_name_systematic
;
1-Methyl-5-(4-methylphenyl)-3-oxocyclohexane-1-carbonitrile
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90
_cell_angle_beta                 123.2670(10)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   23.4475(5)
_cell_length_b                   6.03700(10)
_cell_length_c                   21.0740(5)
_cell_measurement_reflns_used    3933
_cell_measurement_temperature    160.0(10)
_cell_measurement_theta_max      30.0
_cell_measurement_theta_min      2.0
_cell_volume                     2494.22(9)
_computing_cell_refinement       'DENZO-SMN (Otwinowski & Minor, 1997)'
_computing_data_collection       'COLLECT (Nonius, 2000)'
_computing_data_reduction
'DENZO-SMN and SCALEPACK (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'ORTEP-3 (Farrugia, 1997)'
_computing_publication_material  'PLATON (Spek, 2003)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      160.0(10)
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Nonius KappaCCD area-detector'
_diffrn_measurement_method       '\f and \w scans with \k offsets'
_diffrn_radiation_monochromator  'horizontally mounted graphite crystal'
_diffrn_radiation_source         'Nonius FR590 sealed tube generator'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0540
_diffrn_reflns_av_sigmaI/netI    0.0378
_diffrn_reflns_limit_h_max       32
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            37687
_diffrn_reflns_theta_full        30.05
_diffrn_reflns_theta_max         30.05
_diffrn_reflns_theta_min         2.08
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.075
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.211
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       tablet
_exptl_crystal_F_000             976
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.416
_refine_diff_density_min         -0.269
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.083
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     154
_refine_ls_number_reflns         3640
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.083
_refine_ls_R_factor_all          0.0783
_refine_ls_R_factor_gt           0.0524
_refine_ls_shift/su_max_lt       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^)+(0.0889P)^2^+1.0674P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1466
_refine_ls_wR_factor_ref         0.1703
_reflns_number_gt                2682
_reflns_number_total             3640
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            wn2249.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      'C 2/c'
_cod_database_code               2218280
_cod_database_fobs_code          2218280