Photochemical Synthesis of 2-Azabicyclo[3.2.0]heptanes: Advanced Building Blocks for Drug Discovery. Synthesis of 2,3-Ethanoproline.
Druzhenko, Tetiana; Skalenko, Yevhen; Samoilenko, Maryna; Denisenko, Aleksandr; Zozulya, Sergey; Borysko, Petro O.; Sokolenko, Maria I.; Tarasov, Alexandr; Mykhailiuk, Pavel K.; The Journal of organic chemistry 83 (2018) 1394–1401; doi:10.1021/acs.joc.7b02910

data_4033363
_publ_section_title
;
 Photochemical Synthesis of 2-Azabicyclo[3.2.0]heptanes: Advanced Building
 Blocks for Drug Discovery. Synthesis of 2,3-Ethanoproline.
;
_journal_issue                   3
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              1394
_journal_page_last               1401
_journal_paper_doi               10.1021/acs.joc.7b02910
_journal_volume                  83
_journal_year                    2018
_chemical_formula_sum            'C12 H16 Cl N'
_chemical_formula_weight         209.71
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_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2014/7
_cell_angle_alpha                90
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_cell_measurement_temperature    273(2)
_cell_measurement_theta_max      22.6
_cell_measurement_theta_min      3.8
_cell_volume                     1118.86(8)
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_diffrn_ambient_temperature      273(2)
_diffrn_detector_area_resol_mean 16.1827
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Xcalibur, Sapphire3'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0507
_diffrn_reflns_av_unetI/netI     0.0439
_diffrn_reflns_Laue_measured_fraction_full 0.991
_diffrn_reflns_Laue_measured_fraction_max 0.991
_diffrn_reflns_limit_h_max       13
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_diffrn_reflns_limit_k_min       -8
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_diffrn_reflns_limit_l_min       -16
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_diffrn_reflns_point_group_measured_fraction_full 0.991
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_diffrn_reflns_theta_full        24.999
_diffrn_reflns_theta_max         24.999
_diffrn_reflns_theta_min         3.067
_diffrn_source                   'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.302
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.910
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.32 (release 02-08-2013 CrysAlis171 .NET)
(compiled Aug  2 2013,16:46:58)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_density_diffrn    1.245
_exptl_crystal_description       plate
_exptl_crystal_F_000             448
_exptl_crystal_size_max          0.200
_exptl_crystal_size_mid          0.120
_exptl_crystal_size_min          0.100
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_refine_diff_density_min         -0.201
_refine_diff_density_rms         0.040
_refine_ls_extinction_coef       0.006(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2014/7 (Sheldrick 2014'
_refine_ls_goodness_of_fit_ref   1.145
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     136
_refine_ls_number_reflns         1948
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.145
_refine_ls_R_factor_all          0.0596
_refine_ls_R_factor_gt           0.0426
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0579P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1104
_refine_ls_wR_factor_ref         0.1287
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1492
_reflns_number_total             1948
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            jo7b02910_si_002.cif
_cod_data_source_block           tolm297
_cod_depositor_comments
'Adding full bibliography for 4033361--4033363.cif.'
_cod_database_code               4033363
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.942
_shelx_estimated_absorpt_t_max   0.970
_shelx_hkl_checksum              36248