Molybdenum-Promoted Synthesis of Isoquinuclidines with Bridgehead CF<sub>3</sub> Groups.
Wilde, Justin H.; Smith, Jacob A.; Dickie, Diane A.; Harman, W. Dean; Journal of the American Chemical Society 141 (2019) 18890–18899; doi:10.1021/jacs.9b10781

data_4129141
_publ_section_title
;
 Molybdenum-Promoted Synthesis of Isoquinuclidines with Bridgehead
 CF<sub>3</sub> Groups.
;
_journal_issue                   47
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              18890
_journal_page_last               18899
_journal_paper_doi               10.1021/jacs.9b10781
_journal_volume                  141
_journal_year                    2019
_chemical_absolute_configuration ad
_chemical_formula_sum            'C19 H19 F3 N2 O2'
_chemical_formula_weight         364.36
_chemical_name_systematic
8-benzyl-2,9-dimethyl-4-(trifluoromethyl)-3a,4,7,7a-tetrahydro-1H-4,7-(epiminomethano)isoindole-1,3(2H)-dione
_space_group_crystal_system      monoclinic
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_cell_angle_alpha                90
_cell_angle_beta                 102.152(8)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   10.6487(12)
_cell_length_b                   7.4485(8)
_cell_length_c                   10.8541(12)
_cell_measurement_reflns_used    3138
_cell_measurement_temperature    100.(2)
_cell_measurement_theta_max      68.1798
_cell_measurement_theta_min      4.1664
_cell_volume                     841.62(16)
_computing_cell_refinement       'SAINT V8.38A (Bruker AXS Inc., 2017)'
_computing_data_collection       'Bruker Instrument Service v2017.5.0.0'
_computing_data_reduction        'SAINT V8.38A (Bruker AXS Inc., 2017)'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'XT (Sheldrick, 2015)'
_diffrn_ambient_temperature      100.(2)
_diffrn_detector_area_resol_mean 8.3333
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker Kappa APEXII CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  'multilayer mirror'
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0590
_diffrn_reflns_av_unetI/netI     0.0488
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            12088
_diffrn_reflns_theta_full        68.44
_diffrn_reflns_theta_max         68.44
_diffrn_reflns_theta_min         4.17
_diffrn_source                   'Incoatec Microfocus I\mS'
_exptl_absorpt_coefficient_mu    0.991
_exptl_absorpt_correction_T_max  0.75
_exptl_absorpt_correction_T_min  0.69
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 - Bruker AXS area detector scaling and absorption correction
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.438
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rod
_exptl_crystal_F_000             380
_exptl_crystal_size_max          0.421
_exptl_crystal_size_mid          0.043
_exptl_crystal_size_min          0.037
_refine_diff_density_max         0.193
_refine_diff_density_min         -0.193
_refine_ls_abs_structure_details
;

Flack x determined using 1152 quotients [(I+)-(I-)]/[(I+)+(I-)]
(Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.02(15)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.029
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     237
_refine_ls_number_reflns         3063
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.029
_refine_ls_R_factor_all          0.0437
_refine_ls_R_factor_gt           0.0382
_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^)+(0.0552P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0920
_refine_ls_wR_factor_ref         0.0953
_reflns_number_gt                2778
_reflns_number_total             3063
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja9b10781_si_002.cif
_cod_data_source_block           R-17
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_exptl_absorpt_correction_type' value 'Multi-Scan' was
changed to 'multi-scan' in accordance with the
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 

 Adding full bibliography for 4129132--4129146.cif.
;
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               4129141
_shelx_res_checksum              39339
_shelx_hkl_checksum              49226