KO(t)Bu-Mediated Synthesis of Dimethylisoindolin-1-ones and Dimethyl-5-phenylisoindolin-1-ones: Selective C-C Coupling of an Unreactive Tertiary sp(3) C-H Bond.
Bhakuni, Bhagat Singh; Yadav, Abhimanyu; Kumar, Shailesh; Patel, Saket; Sharma, Shubham; Kumar, Sangit; The Journal of organic chemistry 79 (2014) 2944–2954; doi:10.1021/jo402776u

data_4029208
_publ_section_title
;
 KO(t)Bu-Mediated Synthesis of Dimethylisoindolin-1-ones and
 Dimethyl-5-phenylisoindolin-1-ones: Selective C-C Coupling of an
 Unreactive Tertiary sp(3) C-H Bond.
;
_journal_issue                   7
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              2944
_journal_page_last               2954
_journal_paper_doi               10.1021/jo402776u
_journal_volume                  79
_journal_year                    2014
_chemical_formula_sum            'C19 H21 N2 O'
_chemical_formula_weight         293.38
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 98.174(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.3954(3)
_cell_length_b                   18.5356(8)
_cell_length_c                   11.7063(5)
_cell_measurement_temperature    296(2)
_cell_volume                     1588.38(12)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_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  0.0194
_diffrn_reflns_av_sigmaI/netI    0.0207
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       0
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            4541
_diffrn_reflns_theta_full        23.37
_diffrn_reflns_theta_max         23.37
_diffrn_reflns_theta_min         2.07
_exptl_absorpt_coefficient_mu    0.076
_exptl_crystal_density_diffrn    1.227
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             628
_refine_diff_density_max         0.223
_refine_diff_density_min         -0.301
_refine_diff_density_rms         0.041
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.963
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     194
_refine_ls_number_reflns         2320
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.963
_refine_ls_R_factor_all          0.0587
_refine_ls_R_factor_gt           0.0471
_refine_ls_shift/su_max          7.599
_refine_ls_shift/su_mean         0.650
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.2000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1918
_refine_ls_wR_factor_ref         0.2173
_reflns_number_gt                1879
_reflns_number_total             2320
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo402776u_si_004.cif
_cod_data_source_block           bh_1
_cod_depositor_comments
;Adding full bibliography for
 ./tmp-cod-update-bibliographies-12971/cifs/4029208.cif.
;
_cod_database_code               4029208