A catalytic asymmetric interrupted Nazarov-type cyclization of 2-indolylmethanols with cyclic enaminones.
Wu, Jia-Le; Wang, Cong-Shuai; Wang, Jin-Rong; Mei, Guang-Jian; Shi, Feng; Organic & biomolecular chemistry 16 (2018) 5457–5464; doi:10.1039/c8ob01427b

data_7156308
_publ_section_title
;
 A catalytic asymmetric interrupted Nazarov-type cyclization of
 2-indolylmethanols with cyclic enaminones.
;
_journal_issue                   30
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              5457
_journal_page_last               5464
_journal_paper_doi               10.1039/c8ob01427b
_journal_volume                  16
_journal_year                    2018
_chemical_absolute_configuration rmad
_chemical_formula_moiety         'C43 H38 N2 O'
_chemical_formula_sum            'C43 H38 N2 O'
_chemical_formula_weight         598.75
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2017-10-26
_audit_creation_method
;
Olex2 1.2
(compiled 2017.03.28 svn.r3405 for OlexSys, GUI svn.r5337)
;
_audit_update_record
;
2018-06-16 deposited with the CCDC.
2018-07-09 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.7773(4)
_cell_length_b                   16.6542(8)
_cell_length_c                   21.9525(10)
_cell_measurement_reflns_used    9322
_cell_measurement_temperature    173
_cell_measurement_theta_max      60.800
_cell_measurement_theta_min      2.900
_cell_volume                     3209.0(3)
_computing_cell_refinement       'SAINT v8.37A (Bruker, 2015)'
_computing_data_reduction        'SAINT v8.37A (Bruker, 2015)'
_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    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      173
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker D8 Venture'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           GaK\a
_diffrn_radiation_wavelength     1.34139
_diffrn_reflns_av_R_equivalents  0.0450
_diffrn_reflns_av_unetI/netI     0.0389
_diffrn_reflns_Laue_measured_fraction_full 0.996
_diffrn_reflns_Laue_measured_fraction_max 0.996
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            35258
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        53.594
_diffrn_reflns_theta_max         60.734
_diffrn_reflns_theta_min         2.898
_exptl_absorpt_coefficient_mu    0.364
_exptl_absorpt_correction_T_max  0.7519
_exptl_absorpt_correction_T_min  0.6558
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2016/2 (Bruker,2016/2) was used for absorption correction. wR2(int) was 0.1091 before and 0.0637 after correction. The Ratio of minimum to maximum transmission is 0.8722. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.239
_exptl_crystal_description       block
_exptl_crystal_F_000             1272
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.185
_refine_diff_density_min         -0.164
_refine_diff_density_rms         0.032
_refine_ls_abs_structure_details
;
 Flack x determined using 2683 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.10(14)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.030
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     417
_refine_ls_number_reflns         7382
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.030
_refine_ls_R_factor_all          0.0421
_refine_ls_R_factor_gt           0.0366
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0394P)^2^+0.3721P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0814
_refine_ls_wR_factor_ref         0.0850
_reflns_Friedel_coverage         0.783
_reflns_Friedel_fraction_full    0.998
_reflns_Friedel_fraction_max     0.997
_reflns_number_gt                6734
_reflns_number_total             7382
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8ob01427b2.cif
_cod_data_source_block           mjl17070_0m
_cod_depositor_comments          'Adding full bibliography for 7156308.cif.'
_cod_database_code               7156308
_shelx_shelxl_version_number     2017/1
_shelx_estimated_absorpt_t_max   0.971
_shelx_estimated_absorpt_t_min   0.947
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups, All N(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C1(H1A), C2(H2A)
2.b Secondary CH2 refined with riding coordinates:
 C14(H14A,H14B), C16(H16A,H16B)
2.c Aromatic/amide H refined with riding coordinates:
 N1(H1), N2(H2), C7(H7), C8(H8), C9(H9), C10(H10), C21(H21), C22(H22),
 C23(H23), C24(H24), C25(H25), C27(H27), C28(H28), C29(H29), C30(H30), C31(H31),
  C33(H33), C34(H34), C35(H35), C36(H36), C37(H37), C39(H39), C40(H40),
 C41(H41), C42(H42), C43(H43)
2.d Idealised Me refined as rotating group:
 C18(H18A,H18B,H18C), C19(H19A,H19B,H19C)
;
_shelx_res_checksum              94032
_olex2_submission_special_instructions 'No special instructions were received'