Synthesis of 2-(Pyridin-3-yl)-1-azabicyclo[3.2.2]nonane, 2-(Pyridin-3-yl)-1-azabicyclo[2.2.2]octane, and 2-(Pyridin-3-yl)-1-azabicyclo[3.2.1]octane, a Class of Potent Nicotinic Acetylcholine Receptor–Ligands
Balwinder S. Bhatti; Jon-Paul Strachan; Scott R. Breining; Craig H. Miller; Persida Tahiri; Peter A. Crooks; Niranjan Deo; Cynthia S. Day; William S. Caldwell; Journal of Organic Chemistry 73 (2008) 3497–3507; doi:10.1021/jo800028q

data_4023384
_publ_section_title
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 Synthesis of 2-(Pyridin-3-yl)-1-azabicyclo[3.2.2]nonane,
 2-(Pyridin-3-yl)-1-azabicyclo[2.2.2]octane, and
 2-(Pyridin-3-yl)-1-azabicyclo[3.2.1]octane,
 a Class of Potent Nicotinic Acetylcholine Receptor--Ligands
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_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              3497
_journal_page_last               3507
_journal_paper_doi               10.1021/jo800028q
_journal_volume                  73
_journal_year                    2008
_chemical_formula_sum            'C12 H20 Cl2 N2 O'
_chemical_formula_weight         279.20
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_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
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXTL-PC
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   6.5387(14)
_cell_length_b                   10.856(3)
_cell_length_c                   19.694(4)
_cell_measurement_reflns_used    24
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      12.48
_cell_measurement_theta_min      3.62
_cell_volume                     1397.9(5)
_computing_cell_refinement       'Bruker XSCANS'
_computing_data_collection       'Bruker XSCANS'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'Bruker SHELXTL'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker P4'
_diffrn_measurement_method       '\w scans'
_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  0.0223
_diffrn_reflns_av_sigmaI/netI    0.0627
_diffrn_reflns_limit_h_max       1
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -1
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -1
_diffrn_reflns_number            2046
_diffrn_reflns_theta_full        25.34
_diffrn_reflns_theta_max         25.34
_diffrn_reflns_theta_min         2.07
_diffrn_standards_interval_count 197
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.452
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.327
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       irregular
_exptl_crystal_F_000             592
_exptl_crystal_size_max          0.46
_exptl_crystal_size_mid          0.32
_exptl_crystal_size_min          0.28
_refine_diff_density_max         0.195
_refine_diff_density_min         -0.195
_refine_diff_density_rms         0.049
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.03(13)
_refine_ls_extinction_coef       0.0035(18)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXTL
_refine_ls_goodness_of_fit_ref   1.019
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     171
_refine_ls_number_reflns         1874
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.019
_refine_ls_R_factor_all          0.0840
_refine_ls_R_factor_gt           0.0474
_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^)+(0.0379P)^2^+0.1682P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0847
_refine_ls_wR_factor_ref         0.0967
_reflns_number_gt                1290
_reflns_number_total             1874
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo800028q-File001_3.cif
_cod_data_source_block           rjr2
_cod_depositor_comments
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The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
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_cod_database_code               4023384