Discovery of PSI-353661, a Novel Purine Nucleotide Prodrug for the Treatment of HCV Infection
Chang, Wonsuk; Bao, Donghui; Chun, Byoung-Kwon; Naduthambi, Devan; Nagarathnam, Dhanapalan; Rachakonda, Suguna; Reddy, P. Ganapati; Ross, Bruce S.; Zhang, Hai-Ren; Bansal, Shalini; Espiritu, Christine L.; Keilman, Meg; Lam, Angela M.; Niu, Congrong; Steuer, Holly Micolochick; Furman, Phillip A.; Otto, Michael J.; Sofia, Michael J.; ACS Medicinal Chemistry Letters 2 (2011) 130–; doi:10.1021/ml100209f

data_4501473
_publ_section_title
;
 Discovery of PSI-353661, a Novel Purine Nucleotide Prodrug for the
 Treatment of HCV Infection
;
_journal_issue                   2
_journal_name_full               'ACS Medicinal Chemistry Letters'
_journal_page_first              130
_journal_paper_doi               10.1021/ml100209f
_journal_volume                  2
_journal_year                    2011
_chemical_formula_sum            'C24 H34 F N6 O9 P'
_chemical_formula_weight         600.54
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      19
_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
_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                   10.9918(8)
_cell_length_b                   13.0925(9)
_cell_length_c                   20.3570(13)
_cell_measurement_temperature    143(1)
_cell_volume                     2929.6(3)
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      143(1)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device       'CCD Area Detector'
_diffrn_measurement_device_type  'Bruker APEXII'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0261
_diffrn_reflns_av_sigmaI/netI    0.0125
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            47654
_diffrn_reflns_theta_full        25.06
_diffrn_reflns_theta_max         25.06
_diffrn_reflns_theta_min         1.85
_exptl_absorpt_coefficient_mu    0.160
_exptl_absorpt_correction_T_max  0.7452
_exptl_absorpt_correction_T_min  0.6749
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 2007)'
_exptl_crystal_density_diffrn    1.362
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             1264
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.170
_refine_diff_density_min         -0.248
_refine_diff_density_rms         0.031
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.03(6)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.059
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     377
_refine_ls_number_reflns         5187
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.059
_refine_ls_R_factor_all          0.0259
_refine_ls_R_factor_gt           0.0244
_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^)+(0.0413P)^2^+0.4916P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0657
_refine_ls_wR_factor_ref         0.0669
_reflns_number_gt                5000
_reflns_number_total             5187
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ml100209f_si_002.cif
_cod_data_source_block           shelxl
_cod_depositor_comments
;
The following automatic conversions were performed:
'_atom_site_symetry_multiplicity' tag replaced with
'_atom_site_symmetry_multiplicity'.

Automatic conversion script
Id: cif_correct_tags 1440 2010-10-19 06:21:57Z saulius 
;
_cod_original_sg_symbol_H-M      'P 21 21 21 '
_cod_database_code               4501473