7-Hydroxy-4,6-dimethyl-3<i>H</i>-isobenzofuran-1-one
Wang, Ruo-Yu; Fang, Mei-Juan; Huang, Yao-Jian; Zheng, Zhong-Hui; Shen, Yue-Mao; Acta Crystallographica Section E 62 (2006) o4172–o4173; doi:10.1107/S1600536806033939

data_2210080
_publ_section_title
;
 7-Hydroxy-4,6-dimethyl-3<i>H</i>-isobenzofuran-1-one
;
_journal_coeditor_code           BH2039
_journal_issue                   9
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o4172
_journal_page_last               o4173
_journal_paper_doi               10.1107/S1600536806033939
_journal_volume                  62
_journal_year                    2006
_chemical_formula_iupac          'C10 H10 O3'
_chemical_formula_moiety         'C10 H10 O3'
_chemical_formula_sum            'C10 H10 O3'
_chemical_formula_weight         178.18
_chemical_name_systematic
;
7-Hydroxy-4,6-dimethyl-3H-isobenzofuran-1-one
;
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_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            8
_cell_length_a                   14.362(5)
_cell_length_b                   8.220(3)
_cell_length_c                   14.360(2)
_cell_measurement_reflns_used    3244
_cell_measurement_temperature    273(2)
_cell_measurement_theta_max      27.41
_cell_measurement_theta_min      2.83
_cell_volume                     1695.3(9)
_computing_cell_refinement       'SAINT (Bruker, 2001)'
_computing_data_collection       'SMART (Bruker, 2001)'
_computing_data_reduction        SAINT
_computing_molecular_graphics
'ORTEP-3 (Farrugia, 1997) and PLATON (Spek, 2003)'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      273(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker APEX area-detector'
_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  0.0302
_diffrn_reflns_av_sigmaI/netI    0.0227
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -5
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            8712
_diffrn_reflns_theta_full        26.49
_diffrn_reflns_theta_max         26.49
_diffrn_reflns_theta_min         2.84
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.103
_exptl_absorpt_correction_T_max  0.9887
_exptl_absorpt_correction_T_min  0.9618
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2001)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.396
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       chunk
_exptl_crystal_F_000             752
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.11
_refine_diff_density_max         0.270
_refine_diff_density_min         -0.208
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.107
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     120
_refine_ls_number_reflns         1750
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.107
_refine_ls_R_factor_all          0.0671
_refine_ls_R_factor_gt           0.0606
_refine_ls_shift/su_max          0.154
_refine_ls_shift/su_mean         0.004
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0779P)^2^+0.9444P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1561
_refine_ls_wR_factor_ref         0.1612
_reflns_number_gt                1577
_reflns_number_total             1750
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            bh2039.cif
_cod_data_source_block           I
_cod_original_cell_volume        1695.5(9)
_cod_database_code               2210080
_cod_database_fobs_code          2210080