Silver(I) NHC mediated C-C bond activation of alkyl nitriles and catalytic efficiency in oxazoline synthesis
Rachael Heath; Helge Muller-Bunz; Martin Albrecht; Chem.Commun. 51 (2015) 8699–; doi:10.1039/C5cc02558C

data_7117153
_publ_section_title
;
 Silver(I) NHC mediated C-C bond activation of alkyl nitriles and
 catalytic efficiency in oxazoline synthesis
;
_journal_name_full               Chem.Commun.
_journal_page_first              8699
_journal_paper_doi               10.1039/C5cc02558C
_journal_volume                  51
_journal_year                    2015
_chemical_formula_moiety         'C19 H19 Ag N4'
_chemical_formula_sum            'C19 H19 Ag N4'
_chemical_formula_weight         411.25
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_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
_audit_update_record
;
2015-01-21 deposited with the CCDC.
2015-04-21 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.1567(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.59019(8)
_cell_length_b                   10.57651(9)
_cell_length_c                   17.1999(2)
_cell_measurement_reflns_used    23402
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      32.6840
_cell_measurement_theta_min      3.7160
_cell_volume                     1744.59(3)
_computing_cell_refinement
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.36.24a (release 19-12-2012 CrysAlis171 .NET) 
(compiled Dec 19 2012,11:08:27) 
;
_computing_data_collection
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.36.24a (release 19-12-2012 CrysAlis171 .NET) 
(compiled Dec 19 2012,11:08:27) 
;
_computing_data_reduction
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.36.24a (release 19-12-2012 CrysAlis171 .NET) 
(compiled Dec 19 2012,11:08:27) 
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 10.3196
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.954
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_source         'SuperNova (Mo) X-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0252
_diffrn_reflns_av_sigmaI/netI    0.0178
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            38715
_diffrn_reflns_theta_full        32.00
_diffrn_reflns_theta_max         32.81
_diffrn_reflns_theta_min         2.87
_exptl_absorpt_coefficient_mu    1.162
_exptl_absorpt_correction_T_max  0.930
_exptl_absorpt_correction_T_min  0.844
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.36.24a (release 19-12-2012 CrysAlis171 .NET) 
(compiled Dec 19 2012,11:08:27) 
Analytical numeric absorption correction using a multifaceted crystal 
model based on expressions derived by R.C. Clark & J.S. Reid. 
(Clark, R. C. & Reid, J. S. (1995). Acta Cryst. A51, 887-897) 
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.566
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       irregular
_exptl_crystal_F_000             832
_exptl_crystal_recrystallization_method 'Re-crystallisation from solvent: '
_exptl_crystal_size_max          0.2190
_exptl_crystal_size_mid          0.1538
_exptl_crystal_size_min          0.0831
_refine_diff_density_max         0.456
_refine_diff_density_min         -0.309
_refine_diff_density_rms         0.064
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.043
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     221
_refine_ls_number_reflns         6171
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.043
_refine_ls_R_factor_all          0.0226
_refine_ls_R_factor_gt           0.0191
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0197P)^2^+0.7395P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0445
_refine_ls_wR_factor_ref         0.0464
_reflns_number_gt                5642
_reflns_number_total             6171
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            c5cc02558c2.cif
_cod_data_source_block           alb325(2a)
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7117153