Design, synthesis and evaluation of new tricyclic endoperoxides as potential antiplasmodial agents.
Ruiz, Jérémy; Mallet-Ladeira, Sonia; Maynadier, Marjorie; Vial, Henri; André-Barrès, Christiane; Organic & biomolecular chemistry 12 (2014) 5212–5221; doi:10.1039/c4ob00787e

data_7153840
_publ_section_title
;
 Design, synthesis and evaluation of new tricyclic endoperoxides as
 potential antiplasmodial agents.
;
_journal_issue                   28
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              5212
_journal_page_last               5221
_journal_paper_doi               10.1039/c4ob00787e
_journal_volume                  12
_journal_year                    2014
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C12 H16 O4'
_chemical_formula_sum            'C12 H16 O4'
_chemical_formula_weight         224.25
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_Int_Tables_number      2
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                110.196(4)
_cell_angle_beta                 95.635(4)
_cell_angle_gamma                101.286(4)
_cell_formula_units_Z            2
_cell_length_a                   6.4719(5)
_cell_length_b                   8.7411(6)
_cell_length_c                   10.9321(8)
_cell_measurement_reflns_used    4870
_cell_measurement_temperature    193(2)
_cell_measurement_theta_max      31.07
_cell_measurement_theta_min      2.56
_cell_measurement_wavelength     0.71073
_cell_volume                     559.89(7)
_computing_cell_refinement       'APEX2 and SAINT (Bruker, 2006)'
_computing_data_collection       'APEX2 (Bruker, 2006)'
_computing_data_reduction        'SAINT (Bruker, 2006)'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      193(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0203
_diffrn_reflns_av_unetI/netI     0.0206
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            10737
_diffrn_reflns_theta_full        28.28
_diffrn_reflns_theta_max         28.28
_diffrn_reflns_theta_min         2.56
_exptl_absorpt_coefficient_mu    0.099
_exptl_absorpt_correction_T_max  0.9882
_exptl_absorpt_correction_T_min  0.9766
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker-AXS)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.33
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             240
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.372
_refine_diff_density_min         -0.201
_refine_diff_density_rms         0.042
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.036
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     148
_refine_ls_number_reflns         2765
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.036
_refine_ls_R_factor_all          0.051
_refine_ls_R_factor_gt           0.0379
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0483P)^2^+0.1860P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0961
_refine_ls_wR_factor_ref         0.1055
_reflns_number_gt                2198
_reflns_number_total             2765
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4ob00787e2.cif
_cod_data_source_block           11cis
_cod_depositor_comments
'Adding full bibliography for 7153840--7153841.cif.'
_cod_database_code               7153840