Expanding the Crystal Form Landscape of the Antiviral Drug Adefovir Dipivoxil
Prohens, Rafel; Barbas, Rafael; Portell, Anna; Font-Bardia, Mercè; Alcobé, Xavier; Puigjaner, Cristina; Crystal Growth & Design 15 (2015) 475–; doi:10.1021/cg501542h

data_4512521
_publ_section_title
;
 Expanding the Crystal Form Landscape of the Antiviral Drug Adefovir
 Dipivoxil
;
_journal_issue                   1
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              475
_journal_paper_doi               10.1021/cg501542h
_journal_volume                  15
_journal_year                    2015
_chemical_formula_moiety         'C20 H32 N5 O8 P, 0.5(C2 H6 O2)'
_chemical_formula_sum            'C21 H35 N5 O9 P'
_chemical_formula_weight         532.51
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_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
_audit_creation_method           SHELXL-97
_cell_angle_alpha                108.71(3)
_cell_angle_beta                 113.68(3)
_cell_angle_gamma                98.42(4)
_cell_formula_units_Z            2
_cell_length_a                   10.555(7)
_cell_length_b                   12.005(7)
_cell_length_c                   13.366(6)
_cell_measurement_reflns_used    1191
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      31
_cell_measurement_theta_min      3
_cell_volume                     1393.1(16)
_computing_cell_refinement       AUTOMAR
_computing_data_collection       MARXDS
_computing_data_reduction        MARSCALE
_computing_molecular_graphics    'ORTEP (Brueggermann and Smith, 1990)'
_computing_publication_material  'PLATON (Spek, 1990)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.937
_diffrn_measured_fraction_theta_max 0.798
_diffrn_measurement_device_type  'MAR345 with image plate detector'
_diffrn_measurement_method       'phi scan'
_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  0.0499
_diffrn_reflns_av_sigmaI/netI    0.0520
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            15052
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         32.38
_diffrn_reflns_theta_min         2.78
_diffrn_standards_number         nne
_exptl_absorpt_coefficient_mu    0.153
_exptl_absorpt_correction_T_max  0.98
_exptl_absorpt_correction_T_min  0.97
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.269
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             566
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.292
_refine_diff_density_min         -0.255
_refine_diff_density_rms         0.044
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.100
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     388
_refine_ls_number_reflns         7961
_refine_ls_number_restraints     5
_refine_ls_restrained_S_all      1.106
_refine_ls_R_factor_all          0.1114
_refine_ls_R_factor_gt           0.0629
_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^)+(0.0713P)^2^+0.0979P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1542
_refine_ls_wR_factor_ref         0.1717
_reflns_number_gt                4875
_reflns_number_total             7961
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg501542h_si_005.cif
_cod_data_source_block           anmm145a
_cod_depositor_comments
'Adding full bibliography for 4512519--4512522.cif.'
_cod_original_cell_volume        1393.1(14)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4512521