On the importance of synthetic organic chemistry in drug discovery: reflections on the discovery of antidiabetic agent ertugliflozin
Mascitti, Vincent; Thuma, Benjamin A.; Smith, Aaron C.; Robinson, Ralph P.; Brandt, Thomas; Kalgutkar, Amit S.; Maurer, Tristan S.; Samas, Brian; Sharma, Raman; MedChemComm 4 (2013) 101–; doi:10.1039/c2md20163a

data_7112507
_publ_section_title
;
 On the importance of synthetic organic chemistry in drug discovery:
 reflections on the discovery of antidiabetic agent ertugliflozin
;
_journal_issue                   1
_journal_name_full               MedChemComm
_journal_page_first              101
_journal_paper_doi               10.1039/c2md20163a
_journal_volume                  4
_journal_year                    2013
_chemical_absolute_configuration ad
_chemical_formula_sum            'C37 H43 Cl O17'
_chemical_formula_weight         795.16
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 113.3510(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   16.0735(5)
_cell_length_b                   7.0772(2)
_cell_length_c                   18.7585(6)
_cell_measurement_reflns_used    2090
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      45.07
_cell_measurement_theta_min      2.57
_cell_volume                     1959.10(10)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.945
_diffrn_measured_fraction_theta_max 0.945
_diffrn_measurement_device_type  'Bruker APEX'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0317
_diffrn_reflns_av_sigmaI/netI    0.0454
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       5
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            9621
_diffrn_reflns_theta_full        54.23
_diffrn_reflns_theta_max         54.23
_diffrn_reflns_theta_min         2.57
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.507
_exptl_absorpt_correction_T_max  0.927
_exptl_absorpt_correction_T_min  0.835
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_density_diffrn    1.348
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             836
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.242
_refine_diff_density_min         -0.171
_refine_diff_density_rms         0.033
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.03(3)
_refine_ls_extinction_coef       0.0022(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.036
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     513
_refine_ls_number_reflns         3635
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.036
_refine_ls_R_factor_all          0.0537
_refine_ls_R_factor_gt           0.0418
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0709P)^2^+0.0158P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1062
_refine_ls_wR_factor_ref         0.1152
_reflns_number_gt                3045
_reflns_number_total             3635
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2md20163a.txt
_cod_data_source_block           z159
_cod_depositor_comments
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The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/automatic-downloads/retrospective/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_sg_symbol_H-M      P2(1)
_cod_database_code               7112507