1-(Ylomethyl)cyclopentyl 1',2'-phenylene orthocarbonate
Betz, Richard; Klüfers, Peter; Acta Crystallographica Section E 63 (2007) o4300–o4300; doi:10.1107/S1600536807049434

data_2216105
_publ_section_title
;
 1-(Ylomethyl)cyclopentyl 1',2'-phenylene orthocarbonate
;
_journal_coeditor_code           RN2032
_journal_issue                   11
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o4300
_journal_page_last               o4300
_journal_paper_doi               10.1107/S1600536807049434
_journal_volume                  63
_journal_year                    2007
_chemical_formula_iupac          'C13 H14 O4'
_chemical_formula_moiety         'C13 H14 O4'
_chemical_formula_sum            'C13 H14 O4'
_chemical_formula_weight         234.24
_chemical_name_common
;
1-(Ylomethyl)cyclopentyl 1',2'-phenylene orthocarbonate
;
_chemical_name_systematic
;
1,4,6,13-Tetraoxa-2,3-benzodispiro[4.1.4.2]tridecane
cyclopentanespiro-4'-(1,3-dioxolane)-2'-spiro-2''-1,3-benzodioxole]
;
_space_group_IT_number           33
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2c -2n'
_symmetry_space_group_name_H-M   'P n a 21'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           'form98_non/compatible with shelxl97-2'
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   21.3198(5)
_cell_length_b                   6.1626(2)
_cell_length_c                   8.6023(3)
_cell_measurement_reflns_used    15992
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      27.485
_cell_measurement_theta_min      3.134
_cell_volume                     1130.22(6)
_computing_cell_refinement       'SCALEPACK (Otwinowski & Minor, 1997)'
_computing_data_collection       'COLLECT (Nonius, 2004)'
_computing_data_reduction
'SCALEPACK and DENZO (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'ORTEPIII (Burnett & Johnson, 1996)'
_computing_publication_material  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      200(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device       '95mm CCD camera on \k-goniostat'
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method       'CCD; rotation images; thick slices'
_diffrn_radiation_monochromator  'MONTEL, graded multilayered X-ray optics'
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0134
_diffrn_reflns_av_sigmaI/netI    0.0215
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            2416
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_diffrn_reflns_theta_min         3.44
_exptl_absorpt_coefficient_mu    0.102
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.377
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             496
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.137
_refine_diff_density_min         -0.167
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.043
_refine_ls_hydrogen_treatment    refU
_refine_ls_matrix_type           full
_refine_ls_number_parameters     155
_refine_ls_number_reflns         1363
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.043
_refine_ls_R_factor_all          0.0418
_refine_ls_R_factor_gt           0.0359
_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^)+(0.0566P)^2^+0.1517P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0882
_refine_ls_wR_factor_ref         0.0927
_reflns_number_gt                1217
_reflns_number_total             1363
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            rn2032.cif
_cod_data_source_block           I
_cod_database_code               2216105
_cod_database_fobs_code          2216105