3-Phenyltetrahydrofuran-2,5-dione
Quan, Li; Yin, Handong; Acta Crystallographica Section E 65 (2009) o167–; doi:10.1107/S1600536808042670

data_2220624
_publ_section_title
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 3-Phenyltetrahydrofuran-2,5-dione
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_journal_coeditor_code           SI2139
_journal_issue                   1
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o167
_journal_paper_doi               10.1107/S1600536808042670
_journal_volume                  65
_journal_year                    2009
_chemical_formula_iupac          'C10 H8 O3'
_chemical_formula_moiety         'C10 H8 O3'
_chemical_formula_sum            'C10 H8 O3'
_chemical_formula_weight         176.16
_chemical_name_systematic
;
3-Phenyltetrahydrofuran-2,5-dione
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   5.6172(9)
_cell_length_b                   10.1460(12)
_cell_length_c                   14.9899(19)
_cell_measurement_reflns_used    826
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      29.904
_cell_measurement_theta_min      2.718
_cell_volume                     854.3(2)
_computing_cell_refinement       'SAINT (Siemens, 1996)'
_computing_data_collection       'SMART (Siemens, 1996)'
_computing_data_reduction        'SAINT (Siemens, 1996)'
_computing_molecular_graphics
'ORTEP-3 (Farrugia, 1997) and PLATON (Spek, 2003)'
_computing_publication_material
'SHELXTL (Sheldrick, 2008) and PLATON (Spek (2003)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (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  'Siemens SMART'
_diffrn_measurement_method       '\f and \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  0.0484
_diffrn_reflns_av_sigmaI/netI    0.0421
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            4082
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.42
_exptl_absorpt_coefficient_mu    0.102
_exptl_absorpt_correction_T_max  0.9849
_exptl_absorpt_correction_T_min  0.9575
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.370
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             368
_exptl_crystal_size_max          0.43
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.110
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_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     124
_refine_ls_number_reflns         905
_refine_ls_number_restraints     4
_refine_ls_restrained_S_all      1.141
_refine_ls_R_factor_all          0.0740
_refine_ls_R_factor_gt           0.0349
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0218P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0574
_refine_ls_wR_factor_ref         0.0688
_reflns_number_gt                583
_reflns_number_total             905
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            si2139.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
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 'Orthorhombic' changed to
'orthorhombic' 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 
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_cod_database_code               2220624
_cod_database_fobs_code          2220624