abstract |
PURPOSE: 5-Alkoxy-2-oxazole-acetic acid and -propionic acid derivatives I [R is phenyl, substituted phenyl having one or more substituents (halogen nitro or lower alkyl) or phridy; R 1 is lower alkyl; R 2 , 3 are H or lower alkyl; R 4 is lower alkyl, H or alkali metal; n is 0 or 1], e.g. 4-p-chlorophenyl-5-ethoxy-2-oxazoleacetic acid. n COPYRIGHT: (C)1977,JPO&Japio |