Rhodium(III)-Catalysed Carboxylate-Directed C-H Functionalizations of Isoxazoles with Alkynes
Yugandar , Somaraju; Nakamura, Hiroyuki; Chemical Communications  (2019) –; doi:10.1039/C9CC03283E

data_7123624
_publ_section_title
;
 Rhodium(III)-Catalysed Carboxylate-Directed C-H Functionalizations of
 Isoxazoles with Alkynes
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/C9CC03283E
_journal_year                    2019
_chemical_formula_sum            'C22 H16 Cl N'
_chemical_formula_weight         329.81
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2016/6
_audit_update_record
;
2018-09-29 deposited with the CCDC.    2019-06-10 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 91.756(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.8409(15)
_cell_length_b                   10.0705(14)
_cell_length_c                   15.263(2)
_cell_measurement_reflns_used    6381
_cell_measurement_temperature    90
_cell_measurement_theta_max      29.0345
_cell_measurement_theta_min      2.272
_cell_volume                     1665.5(4)
_computing_cell_refinement       'APEX2 (Bruker AXS, 2006)'
_computing_data_collection       'APEX2 (Bruker AXS, 2006)'
_computing_data_reduction        'SAINT (Bruker AXS, 2004)'
_computing_molecular_graphics    'XSHELXle (Bruker AXS)'
_computing_publication_material  'XCIF (Bruker AXS, 2001)'
_computing_structure_refinement  'SHELXL-2016 (Sheldrick, 2016)'
_computing_structure_solution    'SHELXT (Sheldrick, 2014)'
_diffrn_ambient_temperature      90
_diffrn_detector_area_resol_mean 8.333
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.918
_diffrn_measurement_device_type  'Bruker APEXII CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  'Bruker Helios multilayer confocal mirror'
_diffrn_radiation_source         'Bruker TXS fine-focus rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0134
_diffrn_reflns_av_unetI/netI     0.0173
_diffrn_reflns_Laue_measured_fraction_full 0.996
_diffrn_reflns_Laue_measured_fraction_max 0.918
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            9711
_diffrn_reflns_point_group_measured_fraction_full 0.996
_diffrn_reflns_point_group_measured_fraction_max 0.918
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         29.035
_diffrn_reflns_theta_min         2.272
_exptl_absorpt_coefficient_mu    0.231
_exptl_absorpt_correction_T_max  0.991
_exptl_absorpt_correction_T_min  0.916
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS Sheldrick 1996
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.315
_exptl_crystal_description       plate
_exptl_crystal_F_000             688
_exptl_crystal_size_max          0.220
_exptl_crystal_size_mid          0.190
_exptl_crystal_size_min          0.040
_refine_diff_density_max         0.417
_refine_diff_density_min         -0.255
_refine_diff_density_rms         0.049
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.048
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     218
_refine_ls_number_reflns         4080
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.048
_refine_ls_R_factor_all          0.0372
_refine_ls_R_factor_gt           0.0328
_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^)+(0.0521P)^2^+0.7782P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0955
_refine_ls_wR_factor_ref         0.0988
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3653
_reflns_number_total             4080
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9cc03283e2.cif
_cod_data_source_block           CRL37110_395_1_0m_a
_cod_database_code               7123624
_shelx_shelxl_version_number     2016/6
_shelx_estimated_absorpt_t_min   0.951
_shelx_estimated_absorpt_t_max   0.991
_shelx_res_checksum              94388