Etheramine compounds
AssigneeHuntsman Petrochemical Corporation
InventorDonald H Champion
Life of this patent
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Abstract
Embodiments described herein provide a compound that may be used in a variety of applications such as corrosion inhibition, additives for metalworking, mining reagents, epoxy curatives, emulsifiers, fuel or lubricant additives, surfactant manufacture, acid scavengers and asphalt additives. The compound has the following structure: where R1 is a methoxy group, R2, R3, R4 and R5 are independently a hydrogen atom or an alkyl group, and R6 is an aminomethyl group.
Claims18
A compound having the structure:
- wherein R1 is a hydrogen atom or a methoxy group,
- R2, R3, R4 and R5 are independently a hydrogen atom or an alkyl group, and
- R6 is a nitrile group or an aminomethyl group.
An etheramine compound having the structure:
- wherein R6 has the structure
- R7 is a hydrogen atom or the same as R6,
- R1 is a hydrogen atom or a methoxy group, and
- R2, R3, R4 and R5 are independently a hydrogen atom or an alkyl group.
A method for forming an etheramine compound, comprising:
- reacting 4-methylcyclohexane methanol or 4-methoxymethylcyclohexane methanol with an alkene having a nitrile group to form an intermediate compound having the structure:
- wherein R1 is a hydrogen atom or a methoxy group and R2, R3, R4 and R5 are independently a hydrogen atom or an alkyl group;
- and
- hydrogenating the intermediate compound to form the etheramine compound having the structure:
- wherein R1 is a hydrogen atom or a methoxy group and R2, R3, R4 and R5 are independently a hydrogen atom or an alkyl group.
An etheramine compound formed by a method comprising:
- reacting 4-methylcyclohexane methanol or 4-methoxymethylcyclohexane methanol with an alkene having a nitrile group to form an intermediate compound having the structure:
- wherein R1 is a hydrogen atom or a methoxy group and R2, R3, R4 and R5 are independently a hydrogen atom or an alkyl group;
- and
- hydrogenating the intermediate compound.
A method for forming an etheramine compound comprising:
- reacting 4-methylcyclohexane methanol or 4-methoxymethylcyclohexane methanol with an alkene having a nitrile group to form an intermediate compound having the structure:
- wherein R1 is a hydrogen atom or a methoxy group and R2, R3, R4 and R5 are independently a hydrogen atom or an alkyl group;
- and
- hydrogenating the intermediate compound in the absence of ammonia using a nickel catalyst to form the etheramine compound having the structure:
- wherein R1 is a hydrogen atom or a methoxy group.
A method for forming an etheramine compound comprising:
- reacting 4-methylcyclohexane methanol with an alkene having a nitrile group to form an intermediate compound having the structure:
- wherein R1 is a hydrogen atom and R2, R3, R4 and R5 are independently a hydrogen atom or an alkyl group;
- and
- hydrogenating the intermediate compound using a platinum catalyst to form the etheramine compound having the structure:
Dependencies are inferred from the claim text.