Positioning and Configuration of Key Atoms Influence the Topology of [13]-Macrodiolides
Jun Ma; Mark W. Peczuh; Journal of Organic Chemistry 78 (2013) 7414–7422; doi:10.1021/jo400383g

data_4028451
_publ_section_title
;
 Positioning and Configuration of Key Atoms Influence the Topology of
 [13]-Macrodiolides
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              7414
_journal_page_last               7422
_journal_paper_doi               10.1021/jo400383g
_journal_volume                  78
_journal_year                    2013
_chemical_formula_sum            'C13 H20 O4'
_chemical_formula_weight         240.29
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_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                 99.909(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.6486(4)
_cell_length_b                   9.0116(3)
_cell_length_c                   10.8608(8)
_cell_measurement_reflns_used    14732
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      30.5
_cell_measurement_theta_min      3.0
_cell_volume                     1315.90(12)
_computing_cell_refinement
'CrystalClear-SM Expert 2.0 r12 (Rigaku, 2011)'
_computing_data_collection
'CrystalClear-SM Expert 2.0 r12 (Rigaku, 2011)'
_computing_data_reduction
'CrystalClear-SM Expert 2.0 r12 (Rigaku, 2011)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector_area_resol_mean 10
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Rigaku R-AXIS RAPID imaging plate'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0183
_diffrn_reflns_av_sigmaI/netI    0.0099
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            16582
_diffrn_reflns_theta_full        30.51
_diffrn_reflns_theta_max         30.51
_diffrn_reflns_theta_min         3.03
_exptl_absorpt_coefficient_mu    0.089
_exptl_absorpt_correction_T_max  0.9654
_exptl_absorpt_correction_T_min  0.9570
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Jacobson, R. (1998) Private Communication'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.213
_exptl_crystal_description       Block
_exptl_crystal_F_000             520
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.45
_exptl_crystal_size_min          0.40
_refine_diff_density_max         0.360
_refine_diff_density_min         -0.172
_refine_diff_density_rms         0.043
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.073
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     79
_refine_ls_number_reflns         2014
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.073
_refine_ls_R_factor_all          0.0394
_refine_ls_R_factor_gt           0.0373
_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^)+(0.0601P)^2^+0.3235P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1014
_refine_ls_wR_factor_ref         0.1033
_reflns_number_gt                1853
_reflns_number_total             2014
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo400383g_si_004.cif
_cod_data_source_block           s12100
_cod_original_cell_volume        1315.90(11)
_cod_database_code               4028451