Benz[<i>cd</i>]indol-2(1<i>H</i>)-one at 298 and 100K
Khan, Saeed I.; Knobler, Carolyn B.; Maverick, Emily F.; Acta Crystallographica Section C 68 (2012) o1–o6; doi:10.1107/S0108270111050281

data_2018351
_publ_section_title
;
 Benz[<i>cd</i>]indol-2(1<i>H</i>)-one at 298 and 100K
;
_journal_coeditor_code           QS3004
_journal_issue                   1
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              o1
_journal_page_last               o6
_journal_paper_doi               10.1107/S0108270111050281
_journal_volume                  68
_journal_year                    2012
_chemical_formula_iupac          'C11 H7 N O'
_chemical_formula_moiety         'C11 H7 N O'
_chemical_formula_sum            'C11 H7 N O'
_chemical_formula_weight         169.18
_chemical_melting_point_gt       448
_chemical_melting_point_lt       450
_chemical_name_common            naphtholactam
_chemical_name_systematic
;
Benz[<i>cd</i>]indol-2(1<i>H</i>)-one
;
_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
_audit_creation_method           SHELXL97
_cell_angle_alpha                90.00
_cell_angle_beta                 93.196(8)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.251(3)
_cell_length_b                   6.7748(17)
_cell_length_c                   13.256(4)
_cell_measurement_reflns_used    19
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      10.15
_cell_measurement_theta_min      4.78
_cell_volume                     829.5(4)
_computing_cell_refinement       'UCLA Crystallographic Package (Strouse, 1994)'
_computing_data_collection       'UCLA Crystallographic Package (Strouse, 1994)'
_computing_data_reduction        'UCLA Crystallographic Package (Strouse, 1994)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS90 (Sheldrick, 2008)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Modified Hubers'
_diffrn_measurement_method       \q/2\q
_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  0.0000
_diffrn_reflns_av_sigmaI/netI    0.0555
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            1462
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.62
_diffrn_standards_decay_%        0.43
_diffrn_standards_interval_count 97
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.088
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.355
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'cut plate'
_exptl_crystal_F_000             352
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.191
_refine_diff_density_min         -0.137
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.086
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     128
_refine_ls_number_reflns         1462
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.086
_refine_ls_R_factor_all          0.0822
_refine_ls_R_factor_gt           0.0507
_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^)+(0.0523P)^2^+0.0789P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1211
_refine_ls_wR_factor_ref         0.1333
_reflns_number_gt                992
_reflns_number_total             1462
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            qs3004.cif
_cod_data_source_block           Ia298K
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               2018351
_cod_database_fobs_code          2018351