Reductive radical-initiated 1,2-C migration assisted by azidyl group
Zhang, Xueying; Zhang, Zhansong; Song, Jin-Na; Wang, Zikun; Chemical Science  (2020) –; doi:10.1039/D0SC02559C

data_1558532
_publ_section_title
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 Reductive radical-initiated 1,2-C migration assisted by azidyl group
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_journal_name_full               'Chemical Science'
_journal_paper_doi               10.1039/D0SC02559C
_journal_year                    2020
_chemical_formula_moiety         'C22 H20 O3 S'
_chemical_formula_sum            'C22 H20 O3 S'
_chemical_formula_weight         364.44
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_date             2019-02-16
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2019-02-16 deposited with the CCDC.	2020-07-07 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 105.359(13)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   19.855(3)
_cell_length_b                   5.7928(7)
_cell_length_c                   16.427(2)
_cell_measurement_reflns_used    1469
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      26.4250
_cell_measurement_theta_min      4.2590
_cell_volume                     1821.9(4)
_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    'ShelXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.854
_diffrn_measurement_device_type  'multiwire proportional'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0293
_diffrn_reflns_av_unetI/netI     0.0535
_diffrn_reflns_Laue_measured_fraction_full 0.996
_diffrn_reflns_Laue_measured_fraction_max 0.854
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       4
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            7635
_diffrn_reflns_point_group_measured_fraction_full 0.996
_diffrn_reflns_point_group_measured_fraction_max 0.854
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         29.201
_diffrn_reflns_theta_min         3.530
_exptl_absorpt_coefficient_mu    0.196
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.77576
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_density_diffrn    1.329
_exptl_crystal_description       block
_exptl_crystal_F_000             768
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.185
_refine_diff_density_min         -0.297
_refine_diff_density_rms         0.041
_refine_ls_extinction_coef       0.0029(7)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2018/3 (Sheldrick 2018)'
_refine_ls_goodness_of_fit_ref   1.018
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     237
_refine_ls_number_reflns         4207
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.018
_refine_ls_R_factor_all          0.0872
_refine_ls_R_factor_gt           0.0491
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0438P)^2^+0.1879P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0978
_refine_ls_wR_factor_ref         0.1139
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2750
_reflns_number_total             4207
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0sc02559c2.cif
_cod_data_source_block           1
_cod_database_code               1558532
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.981
_shelx_estimated_absorpt_t_min   0.971
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C8(H8)
2.b Secondary CH2 refined with riding coordinates:
 C14(H14A,H14B)
2.c Aromatic/amide H refined with riding coordinates:
 C16(H16), C20(H20), C10(H10), C11(H11), C5(H5), C12(H12), C22(H22), C1(H1),
 C19(H19), C3(H3), C13(H13), C17(H17), C2(H2), C4(H4)
2.d Idealised Me refined as rotating group:
 C21(H21A,H21B,H21C)
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_shelx_res_checksum              75460
_olex2_submission_special_instructions 'No special instructions were received'