Abstract: Compound for a water dilutable metal-working lubricant characterized in that it has the formula ##STR1## where R consists of an alkyl rest containing 3-15 carbon atoms,R.sub.1 consists of an alkyl rest, a substituted alkyl rest, an unsaturated alkyl rest, a substituted unsaturated alkyl rest, an aryl rest or a substituted aryl rest containing 4--30 carbon atomsR.sub.2 consists of an alkyl rest, a substituted alkyl rest, an alkylene rest, an aryl rest, a substituted aryl rest, an alicyclic rest or a substituted alicyclic rest containing 1-20 carbon atoms andR.sub.3.sup..sym. consists of protonized amine or an alkali metal cationm has a value between 3 and 8n<m andp has a value between 0.5 and 8, preferably 0.5-3.