L-Aminodicarboxylic acid aminoalkenoic acid ester amides and the use thereof.

摘要

This invention relates to new compounds of the formula:
<Chemistry id="chema01" num="0001"><Image id="ia01" he="25" wi="47" file="IMGA0001.TIF" imgContent="chem" imgFormat="TIFF" inline="no" /></Chemistry>wherein
<UnorderedLists id="ula01" listStyle="none"><ListItem>A is C0<Sub>2</Sub>R in which R is alkyl containing 1-3 carbon atoms;</ListItem><ListItem>A' is hydrogen or alkyl containing 1-3 carbon atoms;</ListItem><ListItem>Yis-(CHR<Sub>2</Sub>)<Sub>n</Sub>-R<Sub>1</Sub> or-CHR<Sub>3</Sub>R<Sub>4</Sub>;</ListItem><ListItem>R<Sub>1</Sub> is alkyl-substituted cycloalkyl, cycloalkenyl, bicycloalkyl or bicycloalkenyl containing at least one alkyl in the β-position of the ring, up to 7 ring carbon atoms and up to a total of 12 carbon atoms;</ListItem><ListItem>R<Sub>2</Sub> is H or alkyl containing 1-4 carbon atoms;</ListItem><ListItem>R<Sub>3</Sub> and R<Sub>4</Sub> are each cycloalkyl containing 3-4 ring carbon atoms;</ListItem><ListItem>n = 0 or 1; and</ListItem><ListItem>m = 0 or 1;</ListItem></UnorderedLists>
and food-acceptable salts thereof.