ClassID:

92106

C07C67/39 - CPC Classification

Classification description:

Preparation of carboxylic acid esters by oxidation of groups which are precursors for the acid moiety of the ester

Sub-classes:
Recent Application in this class:
#1
20260035533
2026-02-05

RECYCLED CONTENT DIMETHYL TEREPHTHALATE AND RELATED CHEMICAL COMPONENTS FROM WASTE PLASTIC

#2
20260015308
2026-01-15

PROCESS FOR CONCURRENT METHYL METHACRYLATE AND METHACRYLIC ACID PRODUCTION

#3
20250257284
2025-08-14

ALKYL ENOL ETHER PROPERFUME

#4
20250109109
2025-04-03

METHODS FOR THE SYNTHESIS OF ACTIVATED ETHYLFUMARATES AND THEIR USE AS INTERMEDIATES

#5
20250002443
2025-01-02

PROCESS FOR LOW BYPRODUCT FORMATION OF METHYL METHACRYLATE FROM AN OXIDATIVE ESTERIFICATION REACTOR

#6
20240409491
2024-12-12

PROCESS FOR METHYL METHACRYLATE PRODUCTION

#7
20240400494
2024-12-05

PROCESS FOR ALKYL METHACRYLATE PRODUCTION

#8
20240400493
2024-12-05

PROCESS FOR METHYL METHACRYLATE PRODUCTION FROM ETHANOL

#9
20240400492
2024-12-05

PROCESS FOR METHYL METHACRYLATE PRODUCTION

#10
20240391863
2024-11-28

PROCESS FOR LOW BYPRODUCT FORMATION FROM AN OXIDATIVE ESTERIFICATION REACTOR WITH BASE ADDITION

#11
20240327329
2024-10-03

AUTOXIDATION CATALYSIS FOR CARBON CARBON BOND CLEAVAGE IN LIGNIN

#12
20240246057
2024-07-25

METHOD OF MANUFACTURING BIO-DIESEL AND REACTOR

#13
20240157345
2024-05-16

CATALYST FOR PRODUCTION OF CARBOXYLIC ACID ESTER, METHOD FOR PRODUCING CARBOXYLIC ACID ESTER, AND METHOD FOR PRODUCING CATALYST FOR PRODUCTION OF CARBOXYLIC ACID ESTER

#14
20240116018
2024-04-11

METHOD OF MANUFACTURING BIO-DIESEL AND REACTOR

#15
20230391709
2023-12-07

METHOD FOR PREPARING ESTERIFIED ALKANE

#16
20230311103
2023-10-05

CATALYST FOR PRODUCTION OF CARBOXYLIC ACID ESTER AND METHOD FOR PRODUCING CARBOXYLIC ACID ESTER

#17
20230256416
2023-08-17

METHOD FOR PRODUCING A MIXED OXIDE CARRIER AND FURTHER FINISHING THEREOF INTO A CATALYST FOR PRODUCING ALKYL METHACRYLATES

#18
20230174456
2023-06-08

PROCESS FOR PRODUCING HYDROXYALKYL (METH)ACRYLATE ESTERS BY OXIDATIVE CLEAVAGE OF METHACROLEIN ACETALS

#19
20230113685
2023-04-13

PROCESS AND CATALYST FOR OXIDATIVE ESTERIFICATION WITH LONG-LIFE CATALYST

#20
20230096748
2023-03-30

Process for producing alkyl methacrylates with improved water and acid management

#21
20230080750
2023-03-16

Process for producing methacrylic acid or methacrylic acid esters

#22
20230057608
2023-02-23

Methods for the synthesis of activated ethylfumarates and their use as intermediates

#23
20220356282
2022-11-10

Process for producing optical molding materials

#24
20220356139
2022-11-10

SYNTHESIS OF DEUTERATED ALDEHYDES

#25
20220332674
2022-10-20

Process for producing alkyl methacrylates with improved water and acid management

#26
20220274084
2022-09-01

Method of manufacturing bio-diesel and reactor

#27
20220169580
2022-06-02

Methods of carbon-carbon bond fragmentation

#28
20220153680
2022-05-19

Catalytic conversion of lignocellulosic biomass into industrial biochemicals

#29
20220112150
2022-04-14

A PROCESS FOR PRODUCING HYDROGEN-LEAN SYNGAS FOR ACETIC ACID SYNTHESIS AND DIMETHYL ETHER SYNTHESIS

#30
20210340462
2021-11-04

Alkyl enol ether properfume

#31
20210317064
2021-10-14

Process for producing methacrylic acid or methacrylic acid esters

#32
20210308649
2021-10-07

Method of manufacturing bio-diesel and reactor

#33
20210269386
2021-09-02

CATALYST FOR THE OXIDATIVE ESTERIFICATION OF ALDEHYDES TO CARBOXYLIC ESTERS

#34
20210269385
2021-09-02

Process for preparing MMA in high yields

#35
20210121856
2021-04-29

Heterogeneous catalyst

#36
20210114994
2021-04-22

Methods for the synthesis of activated ethylfumarates and their use as intermediates

#37
20210078930
2021-03-18

Catalytic conversion of lignocellulosic biomass into industrial biochemicals

#38
20210047259
2021-02-18

Process for oxidative esterification of aldehydes to carboxylic acid esters

#39
20210045414
2021-02-18

Process of producing alpha-hydroxy compounds and uses thereof

#40
20210032386
2021-02-04

Process for producing optical molding materials

#41
20210031165
2021-02-04

Method of manufacturing bio-diesel and reactor

#42
20200331840
2020-10-22

Method for production of methyl methacrylate by oxidative esterification using a heterogeneous catalyst

#43
20200172465
2020-06-04

Method for production of methyl methacrylate by oxidative esterification using a heterogeneous catalyst

#44
20200172464
2020-06-04

Method for production of methyl methacrylate by oxidative esterification using a heterogeneous catalyst

#45
20200148620
2020-05-14

Method for production of methyl methacrylate by oxidative esterification using a heterogeneous catalyst

#46
20200123095
2020-04-23

Method for preparing 2-fluoroacrylates

#47
20200039906
2020-02-06

Synthesis of bicyclo[2.2.2]octanes

#48
20190248728
2019-08-15

Preparation of 2,5,6-trihydroxy-3-hexenoic acid and 2,5-dihydroxy-3-pentenoic acid and esters thereof from C6 and C5 sugars

#49
20190233360
2019-08-01

Methods for Production of Aromatic Dicarboxylic Acids and Derivatives Thereof

#50
20190194099
2019-06-27

Method for producing 3,7-dimethyl-7-octenol and method for producing 3,7-dimethyl-7-octenyl carboxylate compound

#51
20190112255
2019-04-18

Method for producing methylmethacrylate

#52
20190099731
2019-04-04

Method for carrying out a heterogeneously catalysed reaction

#53
20190084914
2019-03-21

Catalyst for the oxidative esterification of aldehydes to carboxylic esters

#54
20190077742
2019-03-14

Method for producing methylmethacrylate

#55
20190062247
2019-02-28

Liquid phase oxidation of lower alkanes to oxygenates

#56
20190022627
2019-01-24

Ozone-activated nanoporous gold and methods of its use

#57
20190010131
2019-01-10

Methods for the synthesis of activated ethylfumarates and their use as intermediates

#58
20180370905
2018-12-27

Compounds Useful for the Treatment of Metabolic Disorders and Synthesis of the Same

#59
20180362353
2018-12-20

Tin-containing zeolitic material having a BEA framework structure

#60
20180326400
2018-11-15

Gold-based catalyst for oxidative esterification of aldehydes to carboxylic acid esters

#61
20180251419
2018-09-06

Extractive workup of a sodium-salt-containing MMA-methanol mixture

#62
20180251418
2018-09-06

Synthesis of methacrylic acid from methacrolein-based alkyl methacrylate

#63
20180194708
2018-07-12

Preparation of 2,5,6-trihydroxy-3-hexenoic acid and 2,5-dihydroxy-3-pentenoic acid and esters thereof from C6 and C5 sugars

#64
20180170850
2018-06-21

Process for the preparation of melonal

#65
20180105480
2018-04-19

Methods for production of aromatic dicarboxylic acids and derivatives thereof

#66
20180050977
2018-02-22

Method for producing methylmethacrylate

#67
20180022689
2018-01-25

Alkyl aromatic hydroalkylation for the production of plasticizers

#68
20180001307
2018-01-04

Gold-based catalyst for the oxidative esterification of aldehydes to obtain carboxylic esters

#69
20170320808
2017-11-09

Method for preparing methyl formate

#70
20170320807
2017-11-09

Method for preparing methyl formate and coproducing dimethyl ether

#71
20170247347
2017-08-31

Process for preparing organic esters

#72
20170247312
2017-08-31

Process for in situ water removal from an oxidative esterification reaction using a coupled reactor-distillation system

#73
20160280628
2016-09-29

Process for producing methyl methacrylate

#74
20160280624
2016-09-29

TERTIARY ALKYLAMINES AS METHACROLEIN SYNTHESIS CO-CATALYST

#75
20160251301
2016-09-01

Process for preparing unsaturated esters proceeding from aldehydes by direct oxidative esterification

#76
20160237022
2016-08-18

Alkyl aromatic hydroalkylation for the production of plasticizers

#77
20160207870
2016-07-21

PREPARATION OF METHYL METHACRYLAE VIA AN OXIDATIVE ESTERIFICATION PROCESS

#78
20160200660
2016-07-14

Method for producing methacrolein and the conditioning/draining thereof for direct oxidative esterification

#79
20160185734
2016-06-30

Method for producing optically active 5-hydroxy-3-ketoester

#80
20160168179
2016-06-16

CYCLOPOLYARYLENE METAL COMPLEX

#81
20160168072
2016-06-16

OXIDATIVE ESTERIFICATION PROCESS

#82
20160159753
2016-06-09

Methods for the synthesis of activated ethylfumarates and their use as intermediates

#83
20160159728
2016-06-09

Preparation of methyl methacrylate via an oxidative esterification process

#84
20160152663
2016-06-02

Use of ruthenium complexes for preparing amides, polypeptides and cyclic dipeptides

#85
20160151770
2016-06-02

Oxidative esterification catalyst

#86
20160115182
2016-04-28

One step process for regioselective synthesis of α-acyloxy carbonyls

#87
20160068464
2016-03-10

Method for producing methylmethacrylate

#88
20160046560
2016-02-18

Compounds useful for the treatment of metabolic disorders and synthesis of the same

#89
20150361027
2015-12-17

Biphenyl esters, their production and their use in the manufacture of plasticizers

#90
20150321178
2015-11-12

Silica-based material and process for producing the same, noble metal supported material and process for producing carboxylic acids by using the same as catalyst

#91
20150140350
2015-05-21

Alkyl aromatic hydroalkylation for the production of plasticizers

#92
20150105592
2015-04-16

Method of producing alcohols

#93
20150087850
2015-03-26

Bio-polyols for bio-lubricant and bio-polymer and methods for the preparation thereof

#94
20150080599
2015-03-19

Method for the production of esters and uses thereof

#95
20150065745
2015-03-05

Method of manufacturing bio-diesel and reactor

#96
20150064077
2015-03-05

Method of manufacturing bio-diesel and reactor

#97
20150021194
2015-01-22

Iridium complexes for electrocatalysis

#98
20140350287
2014-11-27

Intermediate compounds and derivatives thereof involved in the preparation of 2,4,5-trifluorophenylacetic acid compounds and derivatives thereof

#99
20140206831
2014-07-24

Processes for making acrylic-type monomers and products made therefrom

#100
20140107373
2014-04-17

Polyvalent Vinyl Aromatic Compound and Method for Producing Same

#101
20140058126
2014-02-27

Process for the preparation of 2,4,5-trifluorophenylacetic acid

#102
20130289278
2013-10-31

Methods for the synthesis of activated ethylfumarates and their use as intermediates

#103
20130211033
2013-08-15

Process for functionalization of unsaturated compounds

#104
20130190523
2013-07-25

Process for the preparation of oxidized phospholipids

#105
20130172599
2013-07-04

Silica-based material and process for producing the same, noble metal supported material and process for producing carboxylic acids by using the same as catalyst

#106
20130158283
2013-06-20

Process for the preparation of oxidized phospholipids

#107
20120253042
2012-10-04

Use of ruthenium complexes for formation and/or hydrogenation of amides and related carboxylic acid derivatives

#108
20120142977
2012-06-07

Method of producing alcohols

#109
20120130108
2012-05-24

PROCESS FOR THE PREPARATION OF OXIDIZED PHOSPHOLIPIDS

#110
20110269979
2011-11-03

Preparation of esters and polyols by initial oxidative cleavage of fatty acids followed by esterification reactions

#111
20110201809
2011-08-18

Process for preparing entecavir and its intermediates

#112
20110184206
2011-07-28

Catalyst for producing carboxylic acid esters, process for producing same and process for producing carboxylic acid esters

#113
20110105784
2011-05-05

Multi-staged catalyst systems and process for converting alkanes to alkenes and to their corresponding oxygenated products

#114
20100317881
2010-12-16

Process for the preparation of oxidized phospholipids

#115
20100249448
2010-09-30

Supported composite particle material, production process of same and process for producing compounds using supported composite particle material as catalyst for chemical synthesis

#116
20100234477
2010-09-16

Catalyst and Process for Syngas Conversion

#117
20100160668
2010-06-24

Catalyst and process for preparing carboxylic acid esters

#118
20100130648
2010-05-27

Process for preparation of methyl methacrylate by esterification during oxidation

#119
20100084603
2010-04-08

Modified fatty acid esters and method of preparation thereof

#120
20080202020
2008-08-28

Bio-based oxygenated esters and diesters and method of preparation thereof

#121
20080091044
2008-04-17

Oxidation catalyst and oxidation method

#122
20080045742
2008-02-21

Single step green process for the preparation of substituted cinnamic esters with -selectivity

#123
20070112211
2007-05-17

Process for the preparation of oxidized phospholipids

#124
20070106089
2007-05-10

Multi-staged catalyst systems and process for converting alkanes to alkenes and to their corresponding oxygenated products

#125
20070106088
2007-05-10

Hybrid catalyst systems and hybrid process for converting alkanes to alkenes and to their corresponding oxygenated products

#126
20070038000
2007-02-15

Method for oxidation of aromatic compound having alkyl substituent, method for production of aromatic aldehyde compound, and method for production of aromatic carboxylic acid ester

#127
20070010684
2007-01-11

Catalyst and process for preparing carboxylic acid esters

#128
20060293545
2006-12-28

Methods for synthesis of carotenoids, including analogs, derivatives, and synthetic and biological intermediates

#129
20060224013
2006-10-05

Catalyst for ester production and process for producing ester

#130
20060194975
2006-08-31

Biodiesel additive and method of preparation thereof

#131
20060004221
2006-01-05

Preparation of unsaturated carboxylic acids and unsaturated carboxylic acid esters from alkanes and/or alkenes

#132
20050245569
2005-11-03

Process for making montelukast and intermediates therefor

#133
20050131255
2005-06-16

Catalyst systems for converting alkanes to alkenes and to their corresponding oxygenated products

#134
20050113604
2005-05-26

Aldehyde conversion method using a molecular sieve and the use of the molecular sieve as a catalyst in said method

#135
20050090688
2005-04-28

Metallized mesoporous silicate and method of oxidation with the same

#136
20050032639
2005-02-10

Oxide catalyst composition

#137
16188976
2020-03-17

Iron-catalyzed selective production of methyl esters from aldehydes

#138
16188930
2020-03-03

Process for the production of esters