Controlled incorporation of water molecules into carboxy hydrogen-bond networks: a designed approach.
Pérez, Cirilo; Rodríguez, Matías L; Foces-Foces, Concepción; Pérez-Hernández, Natalia; Pérez, Ricardo; Martín, Julio D; Organic letters 5 (2003) 641–644; doi:10.1021/ol027332o

data_1507258
_publ_section_title
;
 Controlled incorporation of water molecules into carboxy hydrogen-bond
 networks: a designed approach.
;
_journal_issue                   5
_journal_name_full               'Organic letters'
_journal_page_first              641
_journal_page_last               644
_journal_paper_doi               10.1021/ol027332o
_journal_volume                  5
_journal_year                    2003
_chemical_formula_sum            'C11 H16 O5'
_chemical_formula_weight         228.24
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           7
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P -2yac'
_symmetry_space_group_name_H-M   'P 1 n 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                 91.96(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   8.681(3)
_cell_length_b                   7.913(2)
_cell_length_c                   8.884(3)
_cell_measurement_temperature    293(2)
_cell_volume                     609.9(3)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR97 (Altomare et al., 1999)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.987
_diffrn_measured_fraction_theta_max 0.987
_diffrn_measurement_device_type  'Nonius Kappa CCD diffractometer'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0448
_diffrn_reflns_av_sigmaI/netI    0.0331
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            4263
_diffrn_reflns_theta_full        30.00
_diffrn_reflns_theta_max         30.00
_diffrn_reflns_theta_min         5.15
_exptl_absorpt_coefficient_mu    0.098
_exptl_absorpt_correction_T_max  0.9637
_exptl_absorpt_correction_T_min  0.9408
_exptl_crystal_density_diffrn    1.243
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             244
_exptl_crystal_size_max          0.63
_exptl_crystal_size_mid          0.50
_exptl_crystal_size_min          0.38
_refine_diff_density_max         0.304
_refine_diff_density_min         -0.202
_refine_diff_density_rms         0.043
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.053
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     180
_refine_ls_number_reflns         1762
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.052
_refine_ls_R_factor_all          0.0405
_refine_ls_R_factor_gt           0.0381
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0673P)^2^+0.0529P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1012
_refine_ls_wR_factor_ref         0.1036
_reflns_number_gt                1666
_reflns_number_total             1762
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol027332osi20021122_115846.cif
_cod_data_source_block           1g_(acidf0)
_cod_original_cell_volume        609.9(4)
_cod_original_sg_symbol_H-M      'P n'
_cod_database_code               1507258