Palladium(0)-catalysed regioselective cyclisations of 2-amino(tosyl) benzamides/sulphonamides: the stereoselective synthesis of 3-ylidene-[1,4]benzodiazepin-5-ones/benzo[<i>f</i>][1,2,5]thiadiazepine-1,1-dioxides.
Mondal, Debasmita; Pal, Gargi; Chowdhury, Chinmay; Chemical communications (Cambridge, England) 57 (2021) 5462–5465; doi:10.1039/d1cc00793a

data_7128284
_publ_section_title
;
 Palladium(0)-catalysed regioselective cyclisations of 2-amino(tosyl)
 benzamides/sulphonamides: the stereoselective synthesis of
 3-ylidene-[1,4]benzodiazepin-5-ones/benzo[<i>f</i>][1,2,5]thiadiazepine-1,1-dioxides.
;
_journal_issue                   44
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              5462
_journal_page_last               5465
_journal_paper_doi               10.1039/d1cc00793a
_journal_volume                  57
_journal_year                    2021
_chemical_formula_moiety         'C21 H18 N2 O2 S'
_chemical_formula_sum            'C21 H18 N2 O2 S'
_chemical_formula_weight         362.43
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     iterative
_audit_creation_date             2021-02-08
_audit_creation_method
;
Olex2 1.3
(compiled 2020.11.12 svn.r5f609507 for OlexSys, GUI svn.r6226)
;
_audit_update_record
;
2021-02-10 deposited with the CCDC.	2021-04-26 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 113.234(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.4643(6)
_cell_length_b                   18.1630(12)
_cell_length_c                   10.9267(7)
_cell_measurement_reflns_used    9982
_cell_measurement_temperature    100.0
_cell_measurement_theta_max      63.53
_cell_measurement_theta_min      5.03
_cell_volume                     1725.97(19)
_computing_cell_refinement       'SAINT V8.38A (Bruker, 2018)'
_computing_data_reduction        'SAINT V8.38A (Bruker, 2018)'
_computing_molecular_graphics    'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL  (Sheldrick, 2008)'
_computing_structure_solution    'olex2.solve 1.3 (Bourhis et al., 2015)'
_diffrn_ambient_temperature      100.0
_diffrn_measured_fraction_theta_full 0.951
_diffrn_measured_fraction_theta_max 0.951
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0439
_diffrn_reflns_av_unetI/netI     0.0314
_diffrn_reflns_Laue_measured_fraction_full 0.951
_diffrn_reflns_Laue_measured_fraction_max 0.951
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            18502
_diffrn_reflns_point_group_measured_fraction_full 0.951
_diffrn_reflns_point_group_measured_fraction_max 0.951
_diffrn_reflns_theta_full        63.525
_diffrn_reflns_theta_max         63.525
_diffrn_reflns_theta_min         5.033
_diffrn_source_current           1.2
_diffrn_source_power             0.06
_diffrn_source_voltage           50.0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.813
_exptl_absorpt_correction_T_max  0.7524
_exptl_absorpt_correction_T_min  0.5387
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1395 before and 0.0639 after correction.
The Ratio of minimum to maximum transmission is 0.7160.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            'metallic dark grey'
_exptl_crystal_colour_lustre     metallic
_exptl_crystal_colour_modifier   dark
_exptl_crystal_colour_primary    gray
_exptl_crystal_density_diffrn    1.395
_exptl_crystal_description       block
_exptl_crystal_F_000             760
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.428
_refine_diff_density_min         -0.401
_refine_diff_density_rms         0.048
_refine_ls_extinction_coef       0.0153(17)
_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   1.093
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     236
_refine_ls_number_reflns         2684
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.093
_refine_ls_R_factor_all          0.0400
_refine_ls_R_factor_gt           0.0396
_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^)+(0.0437P)^2^+1.3266P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1006
_refine_ls_wR_factor_ref         0.1010
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2653
_reflns_number_total             2684
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1cc00793a2.cif
_cod_data_source_block           dm_3_5_0m_a
_cod_depositor_comments
'Adding full bibliography for 7128282--7128285.cif.'
_cod_database_code               7128284
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.713
_shelx_estimated_absorpt_t_min   0.496
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups, All N(H) groups
2.a Secondary CH2 refined with riding coordinates:
 C6(H6A,H6B)
2.b Aromatic/amide H refined with riding coordinates:
 N2(H2), C3(H3), C4(H4), C7(H7), C8(H8), C11(H11), C12(H12), C13(H13),
 C14(H14), C15(H15), C16(H16), C17(H17), C18(H18), C19(H19), C1A(H1A), C20(H20)
;
_shelx_res_checksum              82845
_olex2_submission_special_instructions 'No special instructions were received'