An instance of tandem hydrogen bonding: the geometry of indan-1,2-dione 2-oxime in the solid state
Hartung, Jens; Špehar, Kristina; Svoboda, Ingrid; Fuess, Hartmut; Acta Crystallographica Section E 60 (2004) o752–o753; doi:10.1107/S1600536804007767

data_2203590
_publ_section_title
;
 An instance of tandem hydrogen bonding: the geometry of
 indan-1,2-dione 2-oxime in the solid state
;
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o752
_journal_page_last               o753
_journal_paper_doi               10.1107/S1600536804007767
_journal_volume                  60
_journal_year                    2004
_chemical_formula_iupac          'C9 H7 N O2'
_chemical_formula_moiety         'C9 H7 N O2'
_chemical_formula_sum            'C9 H7 N O2'
_chemical_formula_weight         161.16
_chemical_name_systematic
;
Indan-1,2-dione 2-oxime
;
_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   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 95.97(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   6.169(2)
_cell_length_b                   5.410(2)
_cell_length_c                   22.606(4)
_cell_measurement_reflns_used    1212
_cell_measurement_temperature    300(2)
_cell_measurement_theta_max      48.969
_cell_measurement_theta_min      6.795
_cell_volume                     750.4(4)
_computing_cell_refinement
;
CrysAlis RED (Oxford Diffraction, 2001)
;
_computing_data_collection
;
CrysAlis CCD (Oxford Diffraction, 2001)
;
_computing_data_reduction
;
CrysAlis RED
;
_computing_molecular_graphics
;
ORTEP-3 (Farrugia,1997) and PLATON2002 (Spek,2002)
;
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      300(2)
_diffrn_detector_area_resol_mean 'Sapphire CCD detector'
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Oxford Diffraction Xcalibur CCD'
_diffrn_measurement_method
;
Rotation method data acquisition using \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  0.0307
_diffrn_reflns_av_sigmaI/netI    0.0406
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            4349
_diffrn_reflns_theta_full        26.37
_diffrn_reflns_theta_max         26.37
_diffrn_reflns_theta_min         4.18
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.103
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    1.427
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             336
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.139
_refine_diff_density_min         -0.132
_refine_ls_extinction_coef       0.012(5)
_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    refxyz
_refine_ls_matrix_type           full
_refine_ls_number_parameters     131
_refine_ls_number_reflns         1527
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.0758
_refine_ls_R_factor_gt           0.0439
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w = 1/[\s^2^(Fo^2^)+(0.0524P)^2^] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0943
_refine_ls_wR_factor_ref         0.1067
_reflns_number_gt                1075
_reflns_number_total             1527
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            fl6093.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:

'_chemical_melting_point' value 'not meassured' was changed to '?' -
the value is undefined or not given.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 

The following automatic conversions were performed:

'_chemical_melting_point' value 'not meassured' was changed to '?' -
the value is undefined or not given.

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               2203590
_cod_database_fobs_code          2203590