Application of Solid-State 35Cl NMR to the Structural Characterization of Hydrochloride Pharmaceuticals and their Polymorphs
Hiyam Hamaed; Jenna M. Pawlowski; Benjamin F.T. Cooper; Riqiang Fu; S. Holger Eichhorn; Robert W. Schurko; Journal of the American Chemical Society 130 (2008) 11056–11065; doi:10.1021/ja802486q

data_4108197
_publ_section_title
;
 Application of Solid-State 35Cl NMR to the Structural Characterization of
 Hydrochloride Pharmaceuticals and their Polymorphs
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              11056
_journal_page_last               11065
_journal_paper_doi               10.1021/ja802486q
_journal_volume                  130
_journal_year                    2008
_chemical_formula_sum            'C13 H21 Cl N2 O2'
_chemical_formula_weight         272.77
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   14.009(2)
_cell_length_b                   8.2472(12)
_cell_length_c                   24.853(4)
_cell_measurement_temperature    173(2)
_cell_volume                     2871.4(7)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.965
_diffrn_measured_fraction_theta_max 0.965
_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  0.0447
_diffrn_reflns_av_sigmaI/netI    0.0328
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            30086
_diffrn_reflns_theta_full        28.30
_diffrn_reflns_theta_max         28.30
_diffrn_reflns_theta_min         1.64
_exptl_absorpt_coefficient_mu    0.263
_exptl_crystal_density_diffrn    1.262
_exptl_crystal_F_000             1168
_refine_diff_density_max         0.323
_refine_diff_density_min         -0.229
_refine_diff_density_rms         0.057
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.089
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     175
_refine_ls_number_reflns         3433
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.089
_refine_ls_R_factor_all          0.0621
_refine_ls_R_factor_gt           0.0428
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0765P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1161
_refine_ls_wR_factor_ref         0.1231
_reflns_number_gt                2607
_reflns_number_total             3433
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja802486q-file001_ProcaineHCl-2007.cif
_cod_data_source_block           bfcprox
_cod_database_code               4108197