Benzyloxycarbonylglycine → HCID 20163754, compound

Participants

Reaction Steps

The same procedure of the example 2, starting from N-benzyloxycarbonylglycine and 2-isopropyl-5-methyl-4-imidazolidinone afforded 1-(2-benzyloxycarbonylaminoacetyl)-2-isopropyl-5-methyl-4-imidazolidinone as a diastereoisomeric mixture Rf=0.52 and 0.57 (dichloromethane/methanol 9:1, silica gel plates) then the oily title compound as a diastereoisomeric mixture, Rf=0.24 and 0.27 (dichloromethane/methanol 7:3, silica gel plates). Mass spectrum (E.I., 70 e V, 1.5 mA), m/z=156 (M.+ --C3H7).

Provenance & Evidence