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1. EP3411353 - REDUCTIVE ALKYLATION OF AMINES WITH ORTHOCARBOXYLIC ACID ESTERS

Office European Patent Office
Application Number 17701839
Application Date 23.01.2017
Publication Number 3411353
Publication Date 12.12.2018
Publication Kind A1
IPC
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
C
ACYCLIC OR CARBOCYCLIC COMPOUNDS
209
Preparation of compounds containing amino groups bound to a carbon skeleton
24
by reductive alkylation of ammonia, amines or compounds having groups reducible to amino groups, with carbonyl compounds
26
by reduction with hydrogen
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
C
ACYCLIC OR CARBOCYCLIC COMPOUNDS
211
Compounds containing amino groups bound to a carbon skeleton
01
having amino groups bound to acyclic carbon atoms
26
of an unsaturated carbon skeleton containing at least one six-membered aromatic ring
27
having amino groups linked to the six-membered aromatic ring by saturated carbon chains
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
C
ACYCLIC OR CARBOCYCLIC COMPOUNDS
211
Compounds containing amino groups bound to a carbon skeleton
43
having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
44
having amino groups bound to only one six-membered aromatic ring
45
Monoamines
48
N-alkylated amines
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
C
ACYCLIC OR CARBOCYCLIC COMPOUNDS
227
Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
14
from compounds containing already amino and carboxyl groups or derivatives thereof
18
by reactions involving amino or carboxyl groups, e.g. hydrolysis of esters or amides, by formation of halides, salts or esters
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
C
ACYCLIC OR CARBOCYCLIC COMPOUNDS
229
Compounds containing amino and carboxyl groups bound to the same carbon skeleton
02
having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton
04
the carbon skeleton being acyclic and saturated
06
having only one amino and one carboxyl group bound to the carbon skeleton
10
the nitrogen atom of the amino group being further bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings
12
to carbon atoms of acyclic carbon skeletons
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
C
ACYCLIC OR CARBOCYCLIC COMPOUNDS
229
Compounds containing amino and carboxyl groups bound to the same carbon skeleton
02
having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton
04
the carbon skeleton being acyclic and saturated
24
having more than one carboxyl group bound to the carbon skeleton, e.g. aspartic acid
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
C
ACYCLIC OR CARBOCYCLIC COMPOUNDS
229
Compounds containing amino and carboxyl groups bound to the same carbon skeleton
02
having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton
34
the carbon skeleton containing six-membered aromatic rings
36
with at least one amino group and one carboxyl group bound to the same carbon atom of the carbon skeleton
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
D
HETEROCYCLIC COMPOUNDS
207
Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
02
with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
04
having no double bonds between ring members or between ring members and non-ring members
10
with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
16
Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
D
HETEROCYCLIC COMPOUNDS
211
Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
04
with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
06
having no double bonds between ring members or between ring members and non-ring members
36
with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
60
Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
D
HETEROCYCLIC COMPOUNDS
295
Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms
02
containing only hydrogen and carbon atoms in addition to the ring hetero elements
023
Preparation; Separation; Stabilisation; Use of additives
C07C 209/26
C07C 211/27
C07C 211/48
C07C 227/18
C07C 229/12
C07C 229/24
CPC
C07C 209/26
C07C 227/18
C07D 295/023
C07D 295/03
Applicants EVONIK DEGUSSA GMBH
Inventors KADYROV RENAT
Designated States
Priority Data 16154092 03.02.2016 EP
2017051313 23.01.2017 EP
Title
(DE) REDUKTIVE ALKYLIERUNG VON AMINEN MIT ORTHOCARBONSÄUREESTERN
(EN) REDUCTIVE ALKYLATION OF AMINES WITH ORTHOCARBOXYLIC ACID ESTERS
(FR) ALKYLATION RÉDUCTRICE D'AMINES AVEC DES ESTERS D'ACIDE ORTHOCARBOXYLIQUE
Abstract
(EN)
The present invention relates to a process for the N-alkylation of amines by reacting an amine with an orthocarboxylic acid ester and with hydrogen in the presence of a hydrogenation catalyst.

(FR)
La présente invention concerne un procédé de N-alkylation d'amines par réaction d'une amine avec un ester de l'acide orthocarboxylique et avec de l'hydrogène en présence d'un catalyseur d'hydrogénation.