ClassID:

91812

C07C51/60 - CPC Classification

Classification description:

Preparation of carboxylic acids or their salts, halides or anhydrides; Preparation of carboxylic acid halides by conversion of carboxylic acids or their anhydrides or esters, lactones, salts into halides with the same carboxylic acid part

Recent Application in this class:
#1
20250270159
2025-08-28

1-(CYCLOBUTANEMETHYLIDENE)-2, 4, 5-TRIMETHOXYBENZENE COMPOUND AND PREPARATION METHOD AND USE THEREOF

#2
20240308959
2024-09-19

PROCESSES FOR THE PREPARATION OF (S)-2-(4-CHLORO-2-METHOXYPHENYL)-2-((3 -METHOXY-5-(M ETHYLSULFONYL)PHENYL)AMINO)-1 -(1H-INDOL-3-YL)ETHENONE DERIVATIVES

#3
20230094514
2023-03-30

CONTINUOUS FLOW PROCESS FOR THE PRODUCTION OF ACID CHLORIDES

#4
20230048657
2023-02-16

PROCESS FOR THE PREPARATION OF (9S)-2-BROMO-9-(2,3,4-TRIFLUOROPHENYL)-6,7,8,9-TETRAHYDRO-5H-[1,2,4]TRIAZOLO[1,5-A]AZEPINE

#5
20220306471
2022-09-29

PROCESS FOR THE PRODUCTION OF A FERTILIZER

#6
20220227696
2022-07-21

Multifunctional Fluorinated Compound, Fluorinated Polymers Made from the Compound, and Related Methods

#7
20220177426
2022-06-09

PROCESS FOR PREPARING ALPHA-CARBOXAMIDE PYRROLIDINE DERIVATIVES

#8
20210380520
2021-12-09

Process for preparing fatty acid chlorides and N-acyl amino acid salts

#9
20210163289
2021-06-03

PROCESS FOR THE PRODUCTION OF A FERTILIZER

#10
20210024453
2021-01-28

Aminated lignin-derived compounds and uses thereof

#11
20200377736
2020-12-03

OPTICALLY CLEAR PHOTO-POLYMERIZATION RESISTS FOR ADDITIVE MANUFACTURING OF RADIOPAQUE PARTS

#12
20200331837
2020-10-22

PROCESS FOR THE MANUFACTURING OF AN ACID HALIDE IN A FLOW REACTOR

#13
20200115313
2020-04-16

Naphthalenedicarboxylic acid dichloride production method

#14
20200002266
2020-01-02

Procedure for the preparation of 4-phenyl butyrate and uses thereof

#15
20190315673
2019-10-17

5-bromo-2-(alpha-hydroxypentyl)benzoic acid sodium salts in different crystal forms, and preparation method thereof

#16
20190194116
2019-06-27

5-bromo-2-(alpha-hydroxypentyl)benzoic acid sodium salts in different crystal forms, and preparation method thereof

#17
20190185405
2019-06-20

Method for synthesizing paraphthaloyl chloride through continuous flow in microchannel reactor

#18
20190127309
2019-05-02

PREPARATION OF HALIDE PRODUCTS

#19
20190084915
2019-03-21

Monomers and polymers formed thereby

#20
20190016662
2019-01-17

Method of producing acid halide solution and method of producing monoester compound

#21
20180179147
2018-06-28

Physiological cooling compounds

#22
20180155472
2018-06-07

Optically clear photo-polymerization resists for additive manufacturing of radiopaque parts

#23
20180127349
2018-05-10

5-bromo-2-(α-hydroxypentyl)benzoic acid sodium salts in different crystal forms, and preparation method thereof

#24
20170362160
2017-12-21

Procedure for the preparation of 4-phenyl butyrate and uses thereof

#25
20170313650
2017-11-02

Synthetic building blocks for the production of materials for organic electroluminescence devices

#26
20170274362
2017-09-28

Recyclable catalysts for chlorination of organic acids and alcohols

#27
20170267910
2017-09-21

Oil-based drilling fluids containing an alkaline-earth diamondoid compound as rheology modifier

#28
20170174606
2017-06-22

Gaseous F-18 technologies

#29
20160355463
2016-12-08

Physiological cooling compounds

#30
20160200672
2016-07-14

NEW PROCESS

#31
20160168069
2016-06-16

5-bromo-2-(alpha-hydroxypentyl)benzoic acid sodium salts in different crystal forms, and preparation method thereof

#32
20160152533
2016-06-02

Method for the preparation of trichloromethyl-group-substituted benzene

#33
20160046563
2016-02-18

Synthetic building blocks for the production of materials for organic electroluminescence devices

#34
20150361034
2015-12-17

NEW PROCESS

#35
20150232406
2015-08-20

Metathesis depolymerization using acrylates

#36
20150191410
2015-07-09

Method for producing isononanoic acids from 2-ethyl hexanol

#37
20150141682
2015-05-21

Method to produce -acyl amino acid surfactants using -acyl amino acid surfactants or the corresponding anhydrides as catalysts

#38
20140357678
2014-12-04

Compounds having antibacterial activity, process for their preparation and pharmaceutical compositions comprising them

#39
20140343284
2014-11-20

Malonic acid di-salts and a method for preparing malonyl dihalides

#40
20140336403
2014-11-13

PROCESS

#41
20140235898
2014-08-21

Substituted phenylsulfur trifluoride and other like fluorinating agents

#42
20140163257
2014-06-12

Method for reducing halogenobenzoic acid ester using ruthenium carbonyl complex

#43
20130245289
2013-09-19

Process for producing perfluorinated organic compounds

#44
20130231478
2013-09-05

Intermediate for preparing tapentadol or analogues thereof

#45
20130197257
2013-08-01

NEW PROCESS

#46
20130184469
2013-07-18

Process for preparation of rufinamide

#47
20120130097
2012-05-24

PROCESS FOR THE PREPARATION OF CYCLOPROPYL CARBOXYLIC ACID ESTERS AND DERIVATIVES

#48
20120108801
2012-05-03

Disubstituted-aminodifluorosulfinium salts, process for preparing same and method of use as deoxofluorination reagents

#49
20120071683
2012-03-22

New Process

#50
20120053365
2012-03-01

Method of producing acid halide and acid halide

#51
20110313196
2011-12-22

NOVEL PROCESS

#52
20110190520
2011-08-04

Process for the preparation of cyclopropyl carboxylic acid esters and derivatives

#53
20110178336
2011-07-21

Method of producing phthaloyl dichloride compound, catalyst for use in the method, and method of forming the catalyst

#54
20110160488
2011-06-30

Fluorination Processes with Arylsulfur Halotetrafluorides

#55
20110112321
2011-05-12

Alkali metal fluoride dispersion and process for producing fluorine-containing organic compound using the same

#56
20110009672
2011-01-13

Substituted phenylsulfur trifluoride and other like fluorinating agents

#57
20100305345
2010-12-02

Process for producing fluorine-containing compounds

#58
20100113834
2010-05-06

Method for producing 3,3,3-trifluoropropionyl chloride

#59
20100099911
2010-04-22

Method for producing carboxylic acid chloride

#60
20090312569
2009-12-17

Process

#61
20090253905
2009-10-08

PROCESS FOR THE PREPARATION OF ONIUM SALTS WITH ALKYL- OR ARYLSULFONATE ANIONS OR ALKYL- OR ARYLCARBOXYLATE ANIONS HAVING A LOW HALIDE CONTENT

#62
20090227810
2009-09-10

Method for producing tetrafluoroterephthalic acid difluoride

#63
20090203924
2009-08-13

Substituted phenylsulfur trifluoride and other like fluorinating agents

#64
20090192333
2009-07-30

Process for the preparation of acid halides

#65
20090105504
2009-04-23

Process for the preparation of saturated or unsaturated primary fatty amines

#66
20090076304
2009-03-19

METHODS FOR PRODUCING CARBOXYLIC ACID CHLORIDE COMPOUNDS

#67
20090036703
2009-02-05

Process for the production of acid chlorides

#68
20080319228
2008-12-25

Method of fluorination

#69
20080319075
2008-12-25

Polymorphic forms of nateglinide

#70
20080269517
2008-10-30

PROCESS FOR THE PREPARATION OF ACID HALIDES

#71
20080221364
2008-09-11

Substituted phenylsulfur trifluoride and other like fluorinating agents

#72
20080154064
2008-06-26

Method of fluorination

#73
20080119665
2008-05-22

Process for the Synthesis of Zirconium Carboxylates

#74
20080097131
2008-04-24

Synthesis of carbon-labeled perfluoroalkyl compounds

#75
20080039663
2008-02-14

Method For Producing 3-Halophthalic Acid Dichlorides

#76
20080039660
2008-02-14

Substituted phenylsulfur trifluoride and other like fluorinating agents

#77
20070299282
2007-12-27

Method for the Production of Phthalic Dichloride

#78
20070225520
2007-09-27

Stereoselective synthesis of a 4,4-disubstituted cyclohexanepropanoic acid

#79
20070100154
2007-05-03

Process for the production of acid chlorides

#80
20070015903
2007-01-18

Method of making aromatic dihydroxy diacid dihalides and precipitates resulting therefrom

#81
20070008888
2007-01-11

Direct lookup tables and extensions thereto for packet classification

#82
20060264667
2006-11-23

Adamantanetricarboxylic acid derivatives

#83
20060258879
2006-11-16

Process for the preparation of cyclopropyl carboxylic acid esters and derivatives

#84
20060247470
2006-11-02

Process for producing optically active carboxylic acid substituted in 2-position

#85
20060122426
2006-06-08

Method for producing phthalic acid dichloride

#86
20060089514
2006-04-27

Anhydrous fluoride salts and reagents and methods for their production

#87
20060014972
2006-01-19

Method of fluorination

#88
20060009659
2006-01-12

Method for the production of benzophenones

#89
20050288528
2005-12-29

Fluorinated adamantane and its derivatives

#90
20050277788
2005-12-15

Process for preparing phthaloyl chloride

#91
20050261516
2005-11-24

Process for producing a fluorinated ester, a fluorinated acyl fluoride and a fluorinated vinyl ether

#92
20050228201
2005-10-13

Process for preparing nuclear-fluorinated aromatics

#93
20050209467
2005-09-22

Process for the preparation of 1 - (3-dimethylaminopropyl) -1 - (4-fluorophenyl) -1,3-dihydroisobenzofuran-5-carbonitrile

#94
20050203269
2005-09-15

Dicarboxylic acids for dielectrics having barrier effect against copper diffusion

#95
20050197510
2005-09-08

Synthesis of carbon-labeled perfluoroalkyl compounds

#96
20050192456
2005-09-01

Method for producing a fluorinated ester compound

#97
20050113567
2005-05-26

Perfluoroisopropylbenzene derivative

#98
20050090691
2005-04-28

Halogen-containing aromatic compound

#99
20050090552
2005-04-28

Polymorphic forms of nateglinide

#100
20050054733
2005-03-10

Difluoroalkylaromatics

#101
20050020855
2005-01-27

Process for producing a fluorine-containing compound by liquid phase fluorination

#102
20050014836
2005-01-20

Crystalline form of nateglinide