Visible-light organophotoredox-mediated intermolecular formal [4 + 2] cycloadditions of arylcyclobutylamines with olefins.
Luo, Zhengshan; Xing, Zequn; Gao, Rui; Han, Yufang; Ren, Jun; Wang, Zhongwen; Organic & biomolecular chemistry 21 (2023) 4637–4642; doi:10.1039/d3ob00527e

data_7159360
_publ_section_title
;
 Visible-light organophotoredox-mediated intermolecular formal [4 + 2]
 cycloadditions of arylcyclobutylamines with olefins.
;
_journal_issue                   22
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              4637
_journal_page_last               4642
_journal_paper_doi               10.1039/d3ob00527e
_journal_volume                  21
_journal_year                    2023
_chemical_absolute_configuration unk
_chemical_formula_moiety         'C19 H22 F3 N O'
_chemical_formula_sum            'C19 H22 F3 N O'
_chemical_formula_weight         337.37
_chemical_melting_point          414.0(10)
_chemical_name_systematic
(1S,2R,2'R,4R)-2'-((4-(trifluoromethyl)phenyl)amino)spiro[bicyclo[2.2.1]heptane-2,1'-cyclohexan]-3-one
_space_group_crystal_system      tetragonal
_space_group_IT_number           82
_space_group_name_Hall           'I -4'
_space_group_name_H-M_alt        'I -4'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     dual
_audit_block_doi                 10.5517/ccdc.csd.cc2f0d3z
_audit_creation_date             2022-12-08
_audit_creation_method
;
Olex2 1.2
(compiled 2017.01.04 svn.r3372 for OlexSys, GUI svn.r5292)
;
_audit_update_record
;
2023-01-06 deposited with the CCDC.	2023-05-12 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   13.5660(3)
_cell_length_b                   13.5660(3)
_cell_length_c                   18.1175(6)
_cell_measurement_reflns_used    13864
_cell_measurement_temperature    113.15
_cell_measurement_theta_max      32.4920
_cell_measurement_theta_min      1.8560
_cell_volume                     3334.28(15)
_computing_cell_refinement       'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_data_collection       'CrystalClear(Rigaku, 2008)'
_computing_data_reduction        'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      113.15
_diffrn_detector                 'CCD plate'
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_details
;
List of Runs (angles in degrees, time in seconds):

  # Type    Start    End  Width  t~exp~   \w     \q     \k     \f   Frames
  1  \w   -115.00  65.00   1.00    1.00    --  -25.00  45.00   0.00  180
  2  \w   -115.00  65.00   1.00    1.00    --  -25.00  45.00  90.00  180
  3  \w   -115.00  65.00   1.00    1.00    --  -25.00  45.00 180.00  180
;
_diffrn_measurement_device       'abstract diffractometer'
_diffrn_measurement_device_type  'Rigaku Saturn 70'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_type
'CrysAlisPro convention (1999,Acta A55,543-557)'
_diffrn_orient_matrix_UB_11      0.0507970000
_diffrn_orient_matrix_UB_12      0.0111191000
_diffrn_orient_matrix_UB_13      0.0040367000
_diffrn_orient_matrix_UB_21      0.0095126000
_diffrn_orient_matrix_UB_22      -0.0497310000
_diffrn_orient_matrix_UB_23      0.0097984000
_diffrn_orient_matrix_UB_31      0.0079212000
_diffrn_orient_matrix_UB_32      -0.0117140000
_diffrn_orient_matrix_UB_33      -0.0376868000
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0485
_diffrn_reflns_av_unetI/netI     0.0333
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            21324
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.691
_diffrn_reflns_theta_min         1.875
_diffrn_source                   'fine-focus sealed X-ray tube'
_diffrn_source_type              'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.105
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.67408
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.39.46 (Rigaku Oxford Diffraction, 2018)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            'Light yellow solid'
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.344
_exptl_crystal_description       flakes
_exptl_crystal_F_000             1424
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: n-hexane / dichloromethane'
_exptl_crystal_size_max          0.48
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.22
_refine_diff_density_max         0.210
_refine_diff_density_min         -0.153
_refine_diff_density_rms         0.034
_refine_ls_abs_structure_details
;
 Flack x determined using 1746 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.2(3)
_refine_ls_extinction_coef       0.0033(5)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2016/6 (Sheldrick 2016)'
_refine_ls_goodness_of_fit_ref   1.037
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     222
_refine_ls_number_reflns         4313
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.037
_refine_ls_R_factor_all          0.0405
_refine_ls_R_factor_gt           0.0368
_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^)+(0.0362P)^2^+1.3244P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0830
_refine_ls_wR_factor_ref         0.0859
_reflns_Friedel_coverage         0.937
_reflns_Friedel_fraction_full    1.000
_reflns_Friedel_fraction_max     1.000
_reflns_number_gt                3987
_reflns_number_total             4313
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d3ob00527e2.cif
_cod_data_source_block           r20221208b
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_chemical_melting_point' value '413-415' was changed to
'414.0(10)' -- the average value was taken and precision was
estimated.

Automatic conversion script
Id: cif_fix_values 8170 2020-07-09 18:12:32Z antanas 

 Adding full bibliography for 7159357--7159360.cif.
;
_cod_original_cell_volume        3334.28(18)
_cod_database_code               7159360
_shelx_shelxl_version_number     2016/6
_reflns_odcompleteness_completeness 96.30
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     32.75
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
2.a Ternary CH refined with riding coordinates:
 C3(H3), C6(H6), C8(H8)
2.b Secondary CH2 refined with riding coordinates:
 C4(H4A,H4B), C5(H5A,H5B), C7(H7A,H7B), C9(H9A,H9B), C10(H10A,H10B), C11(H11A,
 H11B), C12(H12A,H12B)
2.c Aromatic/amide H refined with riding coordinates:
 C14(H14), C15(H15), C17(H17), C18(H18)
;
_olex2_submission_special_instructions 'No special instructions were received'
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
- Detector area scaling
;
_oxdiff_exptl_absorpt_empirical_full_max 1.188
_oxdiff_exptl_absorpt_empirical_full_min 0.690