(3<i>S</i>,4<i>S</i>,5<i>S</i>)-4-Hydroxy-3-methyl-5-[(2<i>S</i>,3<i>R</i>)-3-methylpent-4-en-2-yl]-4,5-dihydrofuran-2(3<i>H</i>)-one
Gille, Annika; Schürmann, Markus; Preut, Hans; Hiersemann, Martin; Acta Crystallographica Section E 64 (2008) o1835–; doi:10.1107/S1600536808026998

data_2219266
_publ_section_title
(3<i>S</i>,4<i>S</i>,5<i>S</i>)-4-Hydroxy-3-methyl-5-[(2<i>S</i>,3<i>R</i>)-3-methylpent-4-en-2-yl]-4,5-dihydrofuran-2(3<i>H</i>)-one
_journal_coeditor_code           BT2768
_journal_issue                   9
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1835
_journal_paper_doi               10.1107/S1600536808026998
_journal_volume                  64
_journal_year                    2008
_chemical_formula_moiety         'C11 H18 O3'
_chemical_formula_sum            'C11 H18 O3'
_chemical_formula_weight         198.25
_chemical_name_systematic
;(3<i>S</i>,4<i>S</i>,5<i>S</i>)-4-Hydroxy-3-methyl-5-[(2<i>S</i>,3<i>R</i>)-3-
methylpent-4-en-2-yl]-4,5-dihydrofuran-2(3<i>H</i>)-one
;
_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                   5.4414(14)
_cell_length_b                   10.132(2)
_cell_length_c                   20.975(8)
_cell_measurement_reflns_used    7554
_cell_measurement_temperature    291.0(10)
_cell_measurement_theta_max      25.01
_cell_measurement_theta_min      2.80
_cell_volume                     1156.4(6)
_computing_cell_refinement
;
DENZO and SCALEPACK (Otwinowski & Minor, 1997)
;
_computing_data_collection       'COLLECT (Nonius, 1998)'
_computing_data_reduction
;
DENZO and SCALEPACK (Otwinowski & Minor, 1997)
;
_computing_molecular_graphics    'SHELXTL-Plus (Sheldrick, 2008)'
_computing_publication_material
;
SHELXL97 (Sheldrick, 2008) and PLATON (Spek, 2003)
;
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      291.0(10)
_diffrn_detector_area_resol_mean '19 vertical, 18 horizontal'
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method
;
111 frames via \w-rotation (\D\w=2%) and two times 180 s per frame
(three sets at different \k-angles)
;
_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  0.048
_diffrn_reflns_av_sigmaI/netI    0.2829
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            7554
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         2.80
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.081
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.139
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             432
_exptl_crystal_size_max          0.36
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.087
_refine_diff_density_min         -0.133
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.971
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     131
_refine_ls_number_reflns         1223
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.971
_refine_ls_R_factor_all          0.1959
_refine_ls_R_factor_gt           0.0364
_refine_ls_shift/su_max          0.007
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
; calc
 [1.0 exp(5.65(sin\q/\l)^2^)]/[\s^2^(Fo^2^)]
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0570
_refine_ls_wR_factor_ref         0.0871
_reflns_number_gt                346
_reflns_number_total             1223
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            bt2768.cif
_cod_data_source_block           I
_cod_database_code               2219266
_cod_database_fobs_code          2219266