ClassID:

92660

C07C227/22 - CPC Classification

Classification description:

Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton from lactams, cyclic ketones or cyclic oximes, e.g. by reactions involving Beckmann rearrangement

Recent Application in this class:
#1
20250340521
2025-11-06

C-ABL TYROSINE KINASE INHIBITORY COMPOUND EMBODIMENTS AND METHODS OF MAKING AND USING THE SAME

#2
20250257029
2025-08-14

AMINO ACID SURFACTANTS

#3
20240018092
2024-01-18

PROCESS FOR ACID HYDROLYSIS OF PURE POLYLAUROLACTAM

#4
20230303501
2023-09-28

C-ABL TYROSINE KINASE INHIBITORY COMPOUND EMBODIMENTS AND METHODS OF MAKING AND USING THE SAME

#5
20220144753
2022-05-12

Process for the preparation of organosulfate salts of amino acids esters

#6
20210230100
2021-07-29

AMINO ACID SURFACTANTS

#7
20210198182
2021-07-01

ESTERS OF AMINO CARBOXYLIC ACIDS AND A PROCESS TO PREPARE THEM

#8
20210188764
2021-06-24

Organic sulfonic acid salts of amino acid esters and process for their preparation

#9
20210114971
2021-04-22

Esters of amino carboxylic acids and a process to prepare them

#10
20210101872
2021-04-08

C-Abl tyrosine kinase inhibitory compound embodiments and methods of making and using the same

#11
20200406243
2020-12-31

Bifunctional chiral organocatalytic compound having excellent enantioselectivity, preparation method therefor, and method for producing non-natural gamma-amino acid from nitro compound by using same

#12
20200223865
2020-07-16

Manufacture of 4,5,6,7-tetrahydroisoxazolo[5,4-c]pyridin-3-ol

#13
20180065984
2018-03-08

Manufacture of 4,5,6,7-tetrahydroisoxazolo[5,4-c]pyridin-3-ol

#14
20150274650
2015-10-01

Process for the preparation of intermediates useful for the manufacture NEP inhibitors

#15
20150274641
2015-10-01

Methods for making polymorphs of bromfenac sodium and bromfenac sodium formulations

#16
20150166468
2015-06-18

Process for preparing 5-biphenyl-4-amino-2-methyl pentanoic acid

#17
20150038738
2015-02-05

Optical resolution methods for bicyclic compounds using enzymes

#18
20150018523
2015-01-15

Unnatural reactive amino acid genetic code additions

#19
20140249320
2014-09-04

Process for preparing 5-biphenyl-4-amino-2-methyl pentanoic acid

#20
20140094624
2014-04-03

Methods for producing bicyclic compounds via iminium salt

#21
20140094623
2014-04-03

Methods for producing bicyclic compounds via claisen rearrangements

#22
20140058129
2014-02-27

Phenylacetic Acid Derivatives

#23
20140039219
2014-02-06

Method of making 6-aminocaproic acid as active pharmaceutical ingredient

#24
20130289120
2013-10-31

Polymorphs of bromfenac sodium and methods for preparing bromfenac sodium polymorphs

#25
20130165693
2013-06-27

PROCESS FOR PREPARING 4-AMINO-5-HEXENOIC ACID AND INTERMEDIATES THEREOF

#26
20130158275
2013-06-20

Process for the preparation of intermediates useful for the manufacture NEP inhibitors

#27
20130023588
2013-01-24

Polymorphs of bromfenac sodium and methods for preparing bromfenac sodium polymorphs

#28
20130012585
2013-01-10

Phenylacetic acid derivatives

#29
20120142916
2012-06-07

Process for preparing 5-biphenyl-4-amino-2-methyl pentanoic acid

#30
20120041212
2012-02-16

Process for the preparation of pregabalin

#31
20120015412
2012-01-19

Preparation of pregabalin and related compounds

#32
20120004183
2012-01-05

Unnatural reactive amino acid genetic code additions

#33
20110245508
2011-10-06

Processes For Making Pregabalin And Intermediates Therefor

#34
20110137070
2011-06-09

Process for production of bicyclo[2.2.2]octylamine derivative

#35
20110092596
2011-04-21

Polymorphs of bromfenac sodium and methods for preparing bromfenac sodium polymorphs

#36
20110065168
2011-03-17

Preparation of pregabalin and related compounds

#37
20100197939
2010-08-05

PROCESS FOR THE ENANTIOSELECTIVE PREPARATION OF PREGABALIN

#38
20100113801
2010-05-06

Process for preparing 5-biphenyl-4-amino-2-methyl pentanoic acid

#39
20090312560
2009-12-17

PROCESSES FOR MAKING PREGABALIN AND INTERMEDIATES THEREFOR

#40
20090275758
2009-11-05

Process for phenylacetic acid derivatives

#41
20090209768
2009-08-20

Imidazolidinone derivative, method of producing the same and method of producing optically active amino acid

#42
20090209648
2009-08-20

Phenylacetic acid derivatives

#43
20090099362
2009-04-16

Process for the preparation of gabapentin hydrochloride

#44
20090043126
2009-02-12

Process and Methods for the Preparation of Gabapentin and Its Intermediates

#45
20090042262
2009-02-12

Preparation of pregabalin and related compounds

#46
20080249318
2008-10-09

Process for phenylacetic acid derivatives

#47
20060246509
2006-11-02

Unnatural reactive amino acid genetic code additions

#48
20050283023
2005-12-22

Preparation of pregabalin and related compounds

#49
20050192460
2005-09-01

Process for preparing amino acid esters and their acid addition salts

#50
20050043565
2005-02-24

Methods for producing substituted acrylic acid esters and use of the latter for producing substituted γ-amino acids

#51
20050043547
2005-02-24

Process for producing optically active azetidine-2-carboxylic acids