Synthesis of indene-fused spiro-dibenz(ox)azepines <i>via</i> Rh(III)-catalyzed cascade regioselective C-H activation/annulation.
Naskar, Koushik; Karmakar, Sudip; Mondal, Imtiaj; Sarkar, Writhabrata; Roy, Shantonu; Roy, Anupam; Deb, Indubhusan; Chemical communications (Cambridge, England) 59 (2023) 7751–7754; doi:10.1039/d3cc01416a

data_7131573
_publ_section_title
;
 Synthesis of indene-fused spiro-dibenz(ox)azepines <i>via</i>
 Rh(III)-catalyzed cascade regioselective C-H activation/annulation.
;
_journal_issue                   50
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              7751
_journal_page_last               7754
_journal_paper_doi               10.1039/d3cc01416a
_journal_volume                  59
_journal_year                    2023
_chemical_formula_moiety         'C34 H23 N O2'
_chemical_formula_sum            'C34 H23 N O2'
_chemical_formula_weight         477.53
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     dual
_audit_creation_date             2023-02-16
_audit_creation_method
;
Olex2 1.5-beta
(compiled 2023.01.27 svn.rdd5efbe3 for OlexSys, GUI svn.r6708)
;
_audit_update_record
;
2023-02-16 deposited with the CCDC.	2023-04-19 downloaded from the CCDC.
;
_cell_angle_alpha                65.2590(10)
_cell_angle_beta                 74.7890(10)
_cell_angle_gamma                73.1520(10)
_cell_formula_units_Z            2
_cell_length_a                   8.8451(2)
_cell_length_b                   11.9809(3)
_cell_length_c                   13.3608(3)
_cell_measurement_reflns_used    9893
_cell_measurement_temperature    100.00
_cell_measurement_theta_max      65.03
_cell_measurement_theta_min      3.69
_cell_volume                     1214.40(5)
_computing_cell_refinement       'SAINT V8.38A (Bruker, 2018)'
_computing_data_reduction        'SAINT V8.38A (Bruker, 2018)'
_computing_molecular_graphics    'Olex2 1.5-beta (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5-beta (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2018/3 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      100.00
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_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  0.0728
_diffrn_reflns_av_unetI/netI     0.0348
_diffrn_reflns_Laue_measured_fraction_full 0.994
_diffrn_reflns_Laue_measured_fraction_max 0.994
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            47267
_diffrn_reflns_point_group_measured_fraction_full 0.994
_diffrn_reflns_point_group_measured_fraction_max 0.994
_diffrn_reflns_theta_full        65.065
_diffrn_reflns_theta_max         65.065
_diffrn_reflns_theta_min         3.691
_diffrn_source_current           1.2
_diffrn_source_power             0.06
_diffrn_source_voltage           50.0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.634
_exptl_absorpt_correction_T_max  0.5835
_exptl_absorpt_correction_T_min  0.4655
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1414 before and 0.0911 after correction.
The Ratio of minimum to maximum transmission is 0.7978.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.306
_exptl_crystal_description       PLATE
_exptl_crystal_F_000             500
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.724
_refine_diff_density_min         -0.760
_refine_diff_density_rms         0.057
_refine_ls_extinction_coef       0.0156(13)
_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   1.057
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     335
_refine_ls_number_reflns         4121
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.057
_refine_ls_R_factor_all          0.0529
_refine_ls_R_factor_gt           0.0508
_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^)+(0.0742P)^2^+0.6940P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1333
_refine_ls_wR_factor_ref         0.1354
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3921
_reflns_number_total             4121
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d3cc01416a2.cif
_cod_data_source_block           kn_01_133_re_0m_a
_cod_depositor_comments
'Adding full bibliography for 7131569--7131574.cif.'
_cod_database_code               7131573
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.987
_shelx_estimated_absorpt_t_min   0.808
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All N(H) groups
2.a Riding coordinates:
 N003(H003)
2.b Aromatic/amide H refined with riding coordinates:
 C00B(H00B), C00G(H00G), C00H(H00H), C00J(H00J), C00K(H00K), C00L(H00L),
 C00M(H00M), C00N(H00N), C00O(H00O), C00P(H00P), C00Q(H00Q), C00R(H00R),
 C00S(H00S), C00T(H00T), C00U(H00U), C00V(H00V), C00W(H00W), C00X(H00X),
 C00Y(H00Y), C00Z(H00Z), C010(H010), C011(H011)
;
_shelx_res_checksum              75460
_shelx_hkl_checksum              67814
_olex2_submission_special_instructions 'No special instructions were received'