"On Water" Direct Organocatalytic Cyanoarylmethylation of Isatins for the Diastereoselective Synthesis of 3-Hydroxy-3-cyanomethyl Oxindoles.
Zhang, Yong; Luo, Liang; Ge, Jin; Yan, Su-Qiong; Peng, Yan-Xin; Liu, Ya-Ru; Liu, Jin-Xiang; Liu, Chong; Ma, Tianqiong; Luo, Hai-Qing; The Journal of organic chemistry 84 (2019) 4000–4008; doi:10.1021/acs.joc.8b03194

data_4034279
_publ_section_title
;
 &quot;On Water&quot; Direct Organocatalytic Cyanoarylmethylation of
 Isatins for the Diastereoselective Synthesis of 3-Hydroxy-3-cyanomethyl
 Oxindoles.
;
_journal_issue                   7
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              4000
_journal_page_last               4008
_journal_paper_doi               10.1021/acs.joc.8b03194
_journal_volume                  84
_journal_year                    2019
_chemical_formula_sum            'C17 H12 N2 O'
_chemical_formula_weight         260.29
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 102.860(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   15.8855(16)
_cell_length_b                   10.6751(13)
_cell_length_c                   16.2034(17)
_cell_measurement_reflns_used    5977
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      28.5010
_cell_measurement_theta_min      4.0160
_cell_volume                     2678.8(5)
_computing_cell_refinement       'Bruker FRAMBO'
_computing_data_collection       'Bruker FRAMBO'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'multiwire proportional'
_diffrn_measurement_method       'phi and omega 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  0.0259
_diffrn_reflns_av_sigmaI/netI    0.0168
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            13577
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         3.68
_exptl_absorpt_coefficient_mu    0.082
_exptl_absorpt_correction_type   none
_exptl_crystal_density_diffrn    1.291
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       1088.00
_exptl_crystal_F_000             1088
_refine_diff_density_max         0.193
_refine_diff_density_min         -0.147
_refine_diff_density_rms         0.029
_refine_ls_extinction_coef       0.0142(12)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.037
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     182
_refine_ls_number_reflns         2621
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.037
_refine_ls_R_factor_all          0.0452
_refine_ls_R_factor_gt           0.0395
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0626P)^2^+1.1325P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1112
_refine_ls_wR_factor_ref         0.1161
_reflns_number_gt                2316
_reflns_number_total             2621
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo8b03194_si_003.cif
_cod_data_source_block           1
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the
/home/data/users/saulius/crontab/automatic-downloads/current/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               4034279