Auxiliary-enabled Pd-catalyzed direct arylation of methylene C(sp3)-H bond of cyclopropanes: highly diastereoselective assembling of di- and trisubstituted cyclopropanecarboxamides.
Parella, Ramarao; Gopalakrishnan, Bojan; Babu, Srinivasarao Arulananda; Organic letters 15 (2013) 3238–3241; doi:10.1021/ol4012212

data_1556176
_publ_section_title
;
 Auxiliary-enabled Pd-catalyzed direct arylation of methylene C(sp3)-H
 bond of cyclopropanes: highly diastereoselective assembling of di- and
 trisubstituted cyclopropanecarboxamides.
;
_journal_issue                   13
_journal_name_full               'Organic letters'
_journal_page_first              3238
_journal_page_last               3241
_journal_paper_doi               10.1021/ol4012212
_journal_volume                  15
_journal_year                    2013
_chemical_formula_moiety         'C25 H19 N3 O3'
_chemical_formula_sum            'C25 H19 N3 O3'
_chemical_formula_weight         409.43
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2013-04-14T20:14:03-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 94.540(3)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   18.0952(9)
_cell_length_b                   10.2372(5)
_cell_length_c                   21.8977(10)
_cell_measurement_temperature    298
_cell_volume                     4043.7(3)
_computing_molecular_graphics
;
O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann,
OLEX2: a complete structure solution, refinement and analysis program.
        J. Appl. Cryst. (2009). 42, 339-341.
;
_computing_publication_material
;
O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann,
OLEX2: a complete structure solution, refinement and analysis program.
        J. Appl. Cryst. (2009). 42, 339-341.
;
_computing_structure_refinement
;
        SHELXL, G.M. Sheldrick, Acta Cryst.
        2008). A64, 112-122
;
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0509
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            19097
_diffrn_reflns_theta_full        25.05
_diffrn_reflns_theta_max         25.05
_diffrn_reflns_theta_min         1.87
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    0.09
_exptl_absorpt_correction_T_max  0.7452
_exptl_absorpt_correction_T_min  0.6814
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
        SADABS-2008/1 (Bruker,2008) was used for absorption correction.
        R(int) was 0.0671 before and 0.0553 after correction.
        The Ratio of minimum to maximum transmission is 0.9144.
        The \l/2 correction factor is 0.0015.
;
_exptl_crystal_density_diffrn    1.345
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             1712
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.3
_refine_diff_density_max         0.133
_refine_diff_density_min         -0.169
_refine_diff_density_rms         0.039
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.021
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     288
_refine_ls_number_reflns         3570
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.021
_refine_ls_R_factor_all          0.099
_refine_ls_R_factor_gt           0.0488
_refine_ls_shift/su_max          0
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0547P)^2^+0.2496P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1011
_refine_ls_wR_factor_ref         0.1225
_reflns_number_gt                2097
_reflns_number_total             3570
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol4012212_si_003.cif
_cod_data_source_block           sci143_pr1207b2recoll_0m
_cod_database_code               1556176