| abstract |
The solution lies in the hydrochloridenquanyl-O-alkylureanof formula II, wherein R * is alkyl to C6, actsnamidoacetal carboxylic acidsnof formula III wherein R 2 is alkyl C 1 to C 8 ornhydrogen and R is C 1 -C 6 alkyl, molarnratios of 1: 0.5 to 1: 10, preferably 1: 1,nin polar solvents at -10ndegrees Celsius to the boiling point of the solvent,nat a maximum pressure of 500 kPa.nThe above substances have sedative effectsnin veterinary use and are raw materialsnin the production of herbicides. |