FORFARANDE FOR FRAMSTELLNING AV VISSA ANGIVNA N-ALKYLERADE DIMETYLAMINO-BENSENER

摘要

1369250 Piperazines PFIZER Inc 3 Aug 1971 [7 Aug 1970 24 May 1971] 17257/73 Divided out of 1369247 Heading C2C [Also in Division A5] Novel therapeutic compounds (I) (including salts and N-oxides thereof) where R is alkyl of 1 to 20 carbons or a group of Formula (II) where R‹ is alkoxy of from 1 to 18 carbon atoms; each of R1 and R11 is hydrogen, alkyl or alkoxy of from 1 to 18 carbon atoms; or R1 and R11 when taken together are methylenedioxy; provided that the total number of carbon atoms in R‹, R1 and R11 is from 5 to 48; and each of p and n is zero or an integer from 1 to 6; with the proviso that the sum of p and n is not greater than 6, are made by treating an appropriate piperazine with R.halogen.