Aminocarbamates of polyalkyl or polyalkenyl n-hydroxyalkyl...

C - Chemistry – Metallurgy – 07 – D

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C07D 207/412 (2006.01) C07D 403/12 (2006.01) C08F 8/30 (2006.01) C08F 8/46 (2006.01) C10L 1/14 (2006.01) C10L 1/22 (2006.01) C10L 1/238 (2006.01) C10L 10/00 (2006.01) C10L 1/16 (2006.01) C10L 1/18 (2006.01) C10L 1/30 (2006.01)

Patent

CA 2280226

Aminocarbamates of polyalkyl or polyalkenyl N-hydroxyalkyl succinimides having the formula: Image or a fuel soluble salt thereof; wherein R is a polyalkyl or polyalkenyl group having an average molecular weight in the range of about 450 to about 5,000; n is an integer from 2 to 5; and A is a polyamine moiety having at least one basic nitrogen atom, wherein the polyamine is connected to he carbonyl group through one of its nitrogen atoms to form a carbamate linkage. The compounds of formula I are useful as fuel additives for the prevention and control of engine deposits.

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