Dipeptides and amino acids of the formula A-E-G are disclosed wherein A is e.g. hydrogen or a- RbCO or RbSO2- where Ra and Rb are e.g. alkyl cycloalkyl or aryl;whereinR' is e.g. alkyl;n is 0 1;R2 is e.g. hydrogen or alkyl;R3 is OH NH2are e.g. alkyl;R4 is e.g. hydrogen or alkylR6 is H or methyl;R7 is e.g. hydrogen or alkyl;R8 is e.g. hydrogen methyl or cycloalkyl such that when R8 is cycloalkyl R6 and R7 are hydrogen;R9 is e.g. hydroxy.The compounds have enzyme inhibitor activity e.g. renin inhib...

Rescinnamine-like compounds represented by the following formula:

1386859 Rescinnamine-like compounds NIPPON CHEMIPHAR CO Ltd 28 April 1972 [8 Oct 1971 (2) 28 Dec 1971] 19862/72 Heading C2C Novel compounds I in which R R1 and R11 are 1-4C alkyl; R 1 is H or NO 2 ; R 2 and R 3 are H OH 1-4C alkoxy aralkyloxy or 2-5C alkoxycarbonyloxy; R 4 is H or 1-4C alkoxy or R 3 and R 4 together may form 1-4C alkylenedioxy with the exception of compounds I where (i) R 1 to R 4 are all H or (ii) R 1 is H and R 2 to R 4 are all 1-4C alkoxy or (iii) R 1 and R 2 ar...