1,3,5-(2H.sub.2,4H.sub.2,6H.sub.2) tripropanediamine N,N,N',N',N'',N'' hexamethyl is used to scavenge sulfur compounds from hydrocarbons. A novel method of making the triazine comprises autocondensing (CH.sub.3).sub.2NCH.sub.2CH.sub.2CH.sub.2N.dbd.CH.sub.2.