Catalyst-controlled chemoselective reaction of 3-indolylmethanols with cyclic enaminones leading to c2-functionalized indoles.
Li, Xin; Tan, Wei; Gong, Yu-Xin; Shi, Feng; The Journal of organic chemistry 80 (2015) 1841–1848; doi:10.1021/jo502782b

data_4030473
_publ_section_title
;
 Catalyst-controlled chemoselective reaction of 3-indolylmethanols with
 cyclic enaminones leading to c2-functionalized indoles.
;
_journal_issue                   3
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              1841
_journal_page_last               1848
_journal_paper_doi               10.1021/jo502782b
_journal_volume                  80
_journal_year                    2015
_chemical_absolute_configuration ad
_chemical_formula_moiety         '2(C37 H31 Br Cl N3 O2)'
_chemical_formula_sum            'C74 H62 Br2 Cl2 N6 O4'
_chemical_formula_weight         1330.02
_space_group_crystal_system      monoclinic
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2014-10-27
_audit_creation_method
;
Olex2 1.2
(compiled 2014.07.22 svn.r2960 for OlexSys, GUI svn.r4862)
;
_cell_angle_alpha                90.00
_cell_angle_beta                 106.449(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            1
_cell_length_a                   9.0626(5)
_cell_length_b                   14.5164(10)
_cell_length_c                   12.4684(9)
_cell_measurement_reflns_used    2836
_cell_measurement_temperature    296
_cell_measurement_theta_max      31.2201
_cell_measurement_theta_min      2.7845
_cell_volume                     1573.16(18)
_computing_cell_refinement       'SAINT v7.68A (Bruker, 2009)'
_computing_data_collection       'CrystalClear (Rigaku Inc., 2007)'
_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  'XH (Sheldrick, 2008)'
_computing_structure_solution
;
????
;
_diffrn_ambient_temperature      296
_diffrn_detector_area_resol_mean 28.5714
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_details
;
scan:
    Number of images: 340
               Slice: -110.0000 - 60.0000
         Image width: 0.5000
            Exp time: 16.0000
       Rotation axis: Omega
               Omega: 0.0000
                 Chi: 45.0000
                 Phi: 270.0000
                 XTD: 45.3038
              2theta: -20.1830
;
_diffrn_measurement_device
;
Saturn724+ (2x2 bin mode)
;
_diffrn_measurement_device_details
;
AFC10: Fixed Chi 2 circle
;
_diffrn_measurement_device_type  'Bruker APEX2'
_diffrn_measurement_method       dtprofit.ref
_diffrn_orient_matrix_type       d*Trek
_diffrn_orient_matrix_UB_11      -0.0416
_diffrn_orient_matrix_UB_12      -0.0191
_diffrn_orient_matrix_UB_13      0.0361
_diffrn_orient_matrix_UB_21      0.0301
_diffrn_orient_matrix_UB_22      -0.0492
_diffrn_orient_matrix_UB_23      0.0086
_diffrn_orient_matrix_UB_31      0.0196
_diffrn_orient_matrix_UB_32      0.0176
_diffrn_orient_matrix_UB_33      0.0318
_diffrn_radiation_detector       CCD
_diffrn_radiation_monochromator  Confocal
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0329
_diffrn_reflns_av_unetI/netI     0.0434
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       8
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            9824
_diffrn_reflns_theta_full        23.45
_diffrn_reflns_theta_max         23.45
_diffrn_reflns_theta_min         2.34
_diffrn_source                   'Rotating Anode'
_diffrn_source_current           24.0000
_diffrn_source_power             1.2000
_diffrn_source_voltage           50.0000
_exptl_absorpt_coefficient_mu    1.430
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.1631
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2008/1 (Bruker,2008) was used for absorption correction.
wR2(int) was 0.0864 before and 0.0401 after correction.
The Ratio of minimum to maximum transmission is 0.8529.
The \l/2 correction factor is 0.0015.
;
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.404
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             684
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.277
_refine_diff_density_min         -0.308
_refine_diff_density_rms         0.063
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.407(13)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.065
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     399
_refine_ls_number_reflns         3814
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.065
_refine_ls_R_factor_all          0.0595
_refine_ls_R_factor_gt           0.0448
_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^)+(0.0741P)^2^+0.7792P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1129
_refine_ls_wR_factor_ref         0.1273
_reflns_number_gt                3210
_reflns_number_total             3814
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo502782b_si_002.cif
_cod_data_source_block           sf141023_tw_0m
_cod_depositor_comments          'Adding full bibliography for 4030473.cif.'
_cod_database_code               4030473
_diffrn_number_total             2330
_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)
2.b Secondary CH2 refined with riding coordinates:
 C19(H19A,H19B), C21(H21A,H21B), C31(H31A,H31B)
2.c Aromatic/amide H refined with riding coordinates:
 N3(H3), N1(H1), C3(H3A), C4(H4), C5(H5), C6(H6), C11(H11), C13(H13), C14(H14),
  C26(H26), C27(H27), C29(H29), C30(H30), C33(H33), C34(H34), C35(H35),
 C36(H36), C37(H37)
2.d Idealised Me refined as rotating group:
 C23(H23A,H23B,H23C), C24(H24A,H24B,H24C)
;
_olex2_submission_special_instructions 'No special instructions were received'