1-Hydroxy-3-methyl-9<i>H</i>-carbazole-2-carbaldehyde
A. Thomas Gunaseelan; A. Thiruvalluvar; A. Ebenezer Martin; K. J. Rajendra Prasad; Acta Crystallographica Section E 63 (2007) o2682–o2683; doi:10.1107/S160053680701954X

data_2213605
_publ_section_title
;
 1-Hydroxy-3-methyl-9<i>H</i>-carbazole-2-carbaldehyde
;
_journal_coeditor_code           WN2137
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o2682
_journal_page_last               o2683
_journal_paper_doi               10.1107/S160053680701954X
_journal_volume                  63
_journal_year                    2007
_chemical_formula_iupac          'C14 H11 N O2'
_chemical_formula_moiety         'C14 H11 N O2'
_chemical_formula_structural     'C14 H11 N O2'
_chemical_formula_sum            'C14 H11 N O2'
_chemical_formula_weight         225.24
_chemical_melting_point          442.0(10)
_chemical_name_common            9H-carbazole
_chemical_name_systematic
;
1-Hydroxy-3-methyl-9H-carbazole-2-carbaldehyde
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90
_cell_angle_beta                 113.469(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.1859(6)
_cell_length_b                   6.6703(3)
_cell_length_c                   14.1899(7)
_cell_measurement_reflns_used    2612
_cell_measurement_temperature    160.0(10)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      2.0
_cell_volume                     1057.99(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, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      160.0(10)
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_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  0.0830
_diffrn_reflns_av_sigmaI/netI    0.0478
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            25678
_diffrn_reflns_reduction_process
;
?
;
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_diffrn_reflns_theta_min         2.84
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.095
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            dark_brown
_exptl_crystal_density_diffrn    1.414
_exptl_crystal_density_method    'Not Measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             472
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.291
_refine_diff_density_min         -0.295
_refine_ls_extinction_coef       0.030(6)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL97
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     168
_refine_ls_number_reflns         2424
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.0789
_refine_ls_R_factor_gt           0.0533
_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^)+(0.0768P)^2^+0.3576P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1310
_refine_ls_wR_factor_ref         0.1476
_reflns_number_gt                1803
_reflns_number_total             2424
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            wn2137.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/n'
_cod_database_code               2213605
_cod_database_fobs_code          2213605