Synthesis of 7-alkylidene-7,12-dihydroindolo[3,2-d]benzazepine-6-(5H)-ones (7-alkylidene-paullones) by N-cyclization-oxidative Heck cascade and characterization as sirtuin modulators.
Denis, J. G.; Franci, G.; Altucci, L.; Aurrecoechea, J. M.; de Lera, Á R; Álvarez, R; Organic & biomolecular chemistry 13 (2015) 2800–2810; doi:10.1039/c4ob02493a

data_7154272
_publ_section_title
;
 Synthesis of
 7-alkylidene-7,12-dihydroindolo[3,2-d]benzazepine-6-(5H)-ones
 (7-alkylidene-paullones) by N-cyclization-oxidative Heck cascade and
 characterization as sirtuin modulators.
;
_journal_issue                   9
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              2800
_journal_page_last               2810
_journal_paper_doi               10.1039/c4ob02493a
_journal_volume                  13
_journal_year                    2015
_chemical_formula_sum            'C20 H16 N2 O3'
_chemical_formula_weight         332.35
_chemical_melting_point          478
_chemical_name_systematic
'Ethyl 7-Methylene-6-oxo-6,7-dihydrobenzo[2,3]azepino[4,5-b]indole-12(5H)-carboxylate'
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2014-11-27 deposited with the CCDC.
2015-01-06 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 93.323(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.2474(15)
_cell_length_b                   21.492(3)
_cell_length_c                   8.1455(13)
_cell_measurement_reflns_used    5485
_cell_measurement_temperature    293
_cell_measurement_theta_max      24.93
_cell_measurement_theta_min      2.40
_cell_volume                     1616.2(4)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker SMART 1000 CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0223
_diffrn_reflns_av_sigmaI/netI    0.0179
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            12062
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.07
_diffrn_reflns_theta_min         1.90
_exptl_absorpt_coefficient_mu    0.093
_exptl_absorpt_correction_T_max  0.7452
_exptl_absorpt_correction_T_min  0.6754
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V 2008/1, Sheldrick, G. M. (2008)'
_exptl_crystal_colour            'pale yellow'
_exptl_crystal_density_diffrn    1.366
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             696
_exptl_crystal_recrystallization_method 'Re-crystallisation from solvent: '
_exptl_crystal_size_max          0.49
_exptl_crystal_size_mid          0.48
_exptl_crystal_size_min          0.23
_refine_diff_density_max         0.171
_refine_diff_density_min         -0.173
_refine_diff_density_rms         0.032
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.033
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     231
_refine_ls_number_reflns         2852
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.033
_refine_ls_R_factor_all          0.0444
_refine_ls_R_factor_gt           0.0339
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0443P)^2^+0.4868P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0859
_refine_ls_wR_factor_ref         0.0959
_reflns_number_gt                2361
_reflns_number_total             2852
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4ob02493a2.cif
_cod_data_source_block           ar22411b
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2935 2014-11-11 08:27:57Z andrius 

 Adding full bibliography for 7154272--7154273.cif.

The following automatic conversions were performed:

'_atom_sites_solution_hydrogens' value 'geom & difmap' was changed to
'mixed'.

Automatic conversion script
Id: cif_fix_values 6452 2018-10-05 10:23:21Z andrius 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7154272