Sustainable electrochemical dehydrogenative C(sp3)–H mono/di-alkylations
He, Jin-Yu; Qian, Wei-Feng; Wang, Yan-Zhao; Yao, Chaochao; Wang, Nana; Liu, Huilin; Zhong, Bing; Zhu, Cuiju; Xu, Hao; Green Chemistry 24 (2022) 2483–2491; doi:10.1039/D1GC04479F

data_7244482
_publ_section_title
;
 Sustainable electrochemical dehydrogenative C(sp3)--H mono/di-alkylations
;
_journal_issue                   6
_journal_name_full               'Green Chemistry'
_journal_page_first              2483
_journal_page_last               2491
_journal_paper_doi               10.1039/D1GC04479F
_journal_volume                  24
_journal_year                    2022
_chemical_formula_moiety         'C20 H19 N O2 S'
_chemical_formula_sum            'C20 H19 N O2 S'
_chemical_formula_weight         337.42
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2021-06-21
_audit_creation_method
; 
Olex2 1.2 
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506) 
;
_audit_update_record
;
2021-10-27 deposited with the CCDC.	2022-02-08 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 102.602(2)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   26.979(4)
_cell_length_b                   9.2286(12)
_cell_length_c                   14.3392(19)
_cell_measurement_reflns_used    8268
_cell_measurement_temperature    296(1)
_cell_measurement_theta_max      31.60
_cell_measurement_theta_min      2.34
_cell_volume                     3484.1(8)
_computing_cell_refinement       'SAINT v7.68A (Bruker, 2009)'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'SAINT v7.68A (Bruker, 2009)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'XM (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(1)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.935
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0238
_diffrn_reflns_av_unetI/netI     0.0260
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.935
_diffrn_reflns_limit_h_max       39
_diffrn_reflns_limit_h_min       -39
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            18183
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.935
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         32.030
_diffrn_reflns_theta_min         1.547
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.197
_exptl_absorpt_correction_T_max  0.7463
_exptl_absorpt_correction_T_min  0.6664
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS-2008/1 (Bruker,2008)'
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.287
_exptl_crystal_description       block
_exptl_crystal_F_000             1424
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.321
_refine_diff_density_min         -0.219
_refine_diff_density_rms         0.046
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.026
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     220
_refine_ls_number_reflns         5678
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.026
_refine_ls_R_factor_all          0.0609
_refine_ls_R_factor_gt           0.0439
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0692P)^2^+1.8249P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1228
_refine_ls_wR_factor_ref         0.1375
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4333
_reflns_number_total             5678
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1gc04479f3.cif
_cod_data_source_block           mo_210618a_0m
_cod_depositor_comments
'Adding full bibliography for 7244482--7244484.cif.'
_cod_database_code               7244482
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_max   0.962
_shelx_estimated_absorpt_t_min   0.943
_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, All O(H) groups 
2.a Ternary CH refined with riding coordinates: 
 C10(H10) 
2.b Secondary CH2 refined with riding coordinates: 
 C9(H9A,H9B) 
2.c Aromatic/amide H refined with riding coordinates: 
 C2(H2), C6(H6), C13(H13), C14(H14), C15(H15), C17(H17), C18(H18), C19(H19), 
 C20(H20) 
2.d Idealised Me refined as rotating group: 
 C7(H7A,H7B,H7C), C8(H8A,H8B,H8C) 
2.e Idealised tetrahedral OH refined as rotating group: 
 O1(H1) 
;
_olex2_submission_special_instructions 'No special instructions were received'