PROCESS FOR PREPARING SULFAMYLUREA COMPOUNDS

摘要

1414032 Sulphamides PFIZER Inc 29 Jan 1973 [10 Nov 1972] 21414/74 Divided out of 1414031 Heading C2C The invention comprises compounds of the formula where R is 2-methoxy-3-pyridyl, 2-ethoxy-3- pyridyl, 4-chloro-2-pyridyl or 8-quinolinyl. The compounds are prepared by reacting 4.(2- aminoethyl) - 1 - piperidinesulphonamide hydrochloride with the appropriate acid or acid chloride.