Cu(OTf)<sub>2</sub> catalyzed Ugi-type reaction of <i>N</i>,<i>O</i>-acetals with isocyanides for the synthesis of pyrrolidinyl and piperidinyl 2-carboxamides.
Mao, Zhuo-Ya; Nie, Xiao-Di; Feng, Yi-Man; Si, Chang-Mei; Wei, Bang-Guo; Lin, Guo-Qiang; Chemical communications (Cambridge, England) 57 (2021) 9248–9251; doi:10.1039/d1cc03113a

data_7128864
_publ_section_title
;
 Cu(OTf)<sub>2</sub> catalyzed Ugi-type reaction of
 <i>N</i>,<i>O</i>-acetals with isocyanides for the synthesis of
 pyrrolidinyl and piperidinyl 2-carboxamides.
;
_journal_issue                   73
_journal_name_full
'Chemical communications (Cambridge, England)'
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_journal_page_last               9251
_journal_paper_doi               10.1039/d1cc03113a
_journal_volume                  57
_journal_year                    2021
_chemical_formula_sum            'C22 H30 N2 O2'
_chemical_formula_weight         354.48
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_atom_sites_solution_hydrogens   geom
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_audit_update_record
;
2021-06-10 deposited with the CCDC.	2021-08-20 downloaded from the CCDC.
;
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_diffrn_measurement_method       '\f and \w scans'
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_diffrn_reflns_av_R_equivalents  0.0909
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_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
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'w=1/[\s^2^(Fo^2^)+(0.0904P)^2^+0.0993P] where P=(Fo^2^+2Fc^2^)/3'
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_reflns_threshold_expression     'I > 2\s(I)'
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'Adding full bibliography for 7128859--7128864.cif.'
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