ClassID:

34512

B01J2231/49 - CPC Classification

Classification description:

Catalytic reactions performed with catalysts classified in; Substitution reactions at carbon centres, e.g. C-C or C-X, i.e. carbon-hetero atom, cross-coupling, C-H activation or ring-opening reactions Esterification or transesterification

Recent Application in this class:
#1
20260152477
2026-06-04

TOCOPHEROL DERIVATIVE, PREPARATION METHOD THEREFOR, AND USE THEREOF

#2
20260078077
2026-03-19

APPARATUS AND SYSTEMS FOR IMPROVED ALKYL ESTER PRODUCTION FROM FEEDSTOCKS CONTAINING ORGANIC ACIDS USING LOW PRESSURE ALKYLATION

#3
20260008744
2026-01-08

METHOD FOR (TRANS)ESTERIFICATION OF (METH)ACRYLATE COMPOUNDS USING STRONG BASIC CATALYSTS

#4
20250381557
2025-12-18

IMMOBILIZED ZINC COMPLEX HAVING GUANIDINE LIGAND, METHOD FOR PRODUCING SAME, AND METHOD FOR PRODUCING CYCLIC CARBONATE USING SAME

#5
20250326731
2025-10-23

CATALYST-CONTROLLED SITE-SELECTIVE METHYLENE C-H LACTONIZATION OF DICARBOXYLIC ACIDS

#6
20250325970
2025-10-23

CATALYST FOR POLYESTER DEPOLYMERIZATION OR CYCLIC ESTER SYNTHESIS, PREPARATION METHOD THEREFOR AND USE THEREOF

#7
20250205691
2025-06-26

CATALYST FOR CHEMICAL PRETREATMENT OF WASTE FAT, OIL AND GREASE, AND PREPARATION METHOD AND USE THEREOF

#8
20250002440
2025-01-02

LOW TEMPERATURE PROCESSES FOR RECYCLING POLY(ETHYLENE TEREPHTHALATE)

#9
20240400489
2024-12-05

PROCESS FOR PRODUCTION OF KETOCARBOXYLIC ACID VINYL ESTERS

#10
20240158334
2024-05-16

APPARATUS AND SYSTEMS FOR IMPROVED ALKYL ESTER PRODUCTION FROM FEEDSTOCKS CONTAINING ORGANIC ACIDS USING LOW PRESSURE ALKYLATION

#11
20240124384
2024-04-18

UNSYMMETRIC LINEAR CARBONATE AND METHOD FOR PREPARING THEREOF

#12
20240034711
2024-02-01

Process for separation of methanol and methyl (meth)acrylate

#13
20240018086
2024-01-18

METHOD OF PREPARING HETEROGENEOUS LINEAR CARBONATE USING BASIC ION EXCHANGE RESIN

#14
20240002330
2024-01-04

METHOD OF PREPARING HETEROGENEOUS LINEAR CARBONATE ADOPTING CATALYTIC FILTERING

#15
20240002329
2024-01-04

METHOD OF PREPARING HETEROGENEOUS LINEAR CARBONATE USING CATALYST HAVING EXCELLENT SOLUBILITY

#16
20230415126
2023-12-28

SUPPORTED CATALYST AND METHOD FOR SYNTHESIZING SUCROSE-6-ESTER

#17
20230406811
2023-12-21

UNSYMMETRIC LINEAR CARBONATE AND METHOD FOR PREPARING THEREOF

#18
20230406810
2023-12-21

METHOD OF PREPARING HETEROGENEOUS LINEAR CARBONATE USING ACIDIC ION EXCHANGE RESIN

#19
20230406809
2023-12-21

METHOD OF PREPARING HETEROGENEOUS LINEAR CARBONATE USING AMINE-BASED COMPOUND CATALYST

#20
20230348356
2023-11-02

BUTYL-BRIDGED DIPHOSPHINE LIGANDS FOR ALKOXYCARBONYLATION

#21
20230192589
2023-06-22

METHOD FOR PRODUCING ESTER COMPOUND

#22
20230130333
2023-04-27

METHOD FOR MANUFACTURING PHOSPHONATE ESTERS AND METHOD FOR MANUFACTURING PHOSPHATE ESTERS

#23
20230099631
2023-03-30

PROCESS FOR THE SYNTHESIS OF S-BEFLUBUTAMID USING ASYMMETRIC HYDROGENATION

#24
20230094796
2023-03-30

PROCESS FOR PREPARING CYCLIC CARBONATES WITH AN EXOCYCLIC VINYLIDENE GROUP

#25
20230078583
2023-03-16

PREPARATION METHOD OF ESTER COMPOUND

#26
20220056358
2022-02-24

Biofuel and method for preparation by isomerizing metathesis

#27
20210402380
2021-12-30

PEROVSKITES FOR PHOTOCATALYTIC ORGANIC SYNTHESIS

#28
20210363095
2021-11-25

METHOD CAPABLE OF REALIZING PREPARATION AND IN-SITU SEPARATION OF OLIGOMERIC RICINOLEATE

#29
20210355068
2021-11-18

SYSTEM AND METHOD FOR MANUFACTURING ESTER-BASED COMPOSITION

#30
20210309605
2021-10-07

Dialkyl tin oxide composition and process for producing 2-dimethylaminoethyl (meth)acrylate

#31
20210276939
2021-09-09

BUTYL-BRIDGED DIPHOSPHINE LIGANDS FOR ALKOXYCARBONYLATION

#32
20210269383
2021-09-02

Method for producing alpha-fluoroacrylic acid

#33
20210238047
2021-08-05

Conversion of ammonium nitrate into useful products

#34
20210198197
2021-07-01

METHOD FOR SYNTHESIZING INDOMETHACIN AND ANALOGUE THEREOF

#35
20210171486
2021-06-10

Organotin catalysts in esterification processes of furan-2,5-dicarboxylic acid (FDCA)

#36
20210024448
2021-01-28

PROCESS FOR ESTERIFICATION AND TRANS-ESTERIFICATION REACTIONS

#37
20210023539
2021-01-28

Zwitterionic catalysts for (trans)esterification: application in fluoroindole-derivatives and biodiesel synthesis

#38
20210002422
2021-01-07

Laminating adhesives using polyester from transesterification of polylactic acid with natural oils

#39
20200398260
2020-12-24

CATALYST FOR USE IN ESTERIFICATION REACTION AND METHOD FOR CATALYZING ESTERIFICATION REACTION

#40
20200376473
2020-12-03

Preparation and application of 4-methyl-5-vinylthiazolyl polymeric ionic liquid

#41
20200354329
2020-11-12

Organotin catalysts in esterification processes of furan-2,5-dicarboxylic acid (FDCA)

#42
20200317600
2020-10-08

System and method for manufacturing ester-based composition

#43
20200131110
2020-04-30

O-phenyl phenoxyalkyl acrylate and methods for producing the same

#44
20200070117
2020-03-05

System and method of dehydrogenative coupling

#45
20200031994
2020-01-30

Transesterification of polylactic acid with natural oils

#46
20200010401
2020-01-09

Method for preparing dialkyl dicarbonates using amine oxides

#47
20200002472
2020-01-02

SUSTAINABLE PROCESS FOR PREPARING POLYESTERS HAVING HIGH GLASS TRANSITION TEMPERATURE

#48
20190375703
2019-12-12

Process for the preparation of levulinate esters

#49
20190374931
2019-12-12

Acid composition for processing fatty acids

#50
20190351401
2019-11-21

Method for producing iron complexes and method for producing ester compounds using iron complex

#51
20190330136
2019-10-31

Process for the production of higher carboxylic acid vinyl esters

#52
20190329229
2019-10-31

Acid composition for processing fatty acids

#53
20190309133
2019-10-10

Nontoxic catalyst for preparation of polysiloxane (meth)acrylates

#54
20190292143
2019-09-26

Process for preparing electron deficient olefin precursors

#55
20190292140
2019-09-26

Process for preparing electron deficient olefin precursors

#56
20190185504
2019-06-20

Process for producing sugar fatty acid ester using anion exchanger as catalyst

#57
20190153136
2019-05-23

Vinyl alcohol-vinyl acetate copolymer

#58
20190071611
2019-03-07

Biofuel and method for preparation by isomerizing metathesis

#59
20190039992
2019-02-07

Iron-catalyzed cross-coupling of methanol with secondary or tertiary alcohols to produce formate esters

#60
20180371163
2018-12-27

METHOD FOR PRODUCING OLIGOMERS FOR PRODUCING POLYCARBONATES

#61
20180370904
2018-12-27

Method for preparing long-chain compound

#62
20180354885
2018-12-13

Carboxylic acid ester production method

#63
20180327681
2018-11-15

Biochar products and method of manufacture thereof

#64
20180326400
2018-11-15

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

#65
20180265446
2018-09-20

Catalyst and method for biodiesel production from unrefined low-grade oil and crude aqueous alcohols

#66
20180179140
2018-06-28

Process for the production of higher carboxylic acid vinyl esters

#67
20180154325
2018-06-07

Process for the conversion of free fatty acids to glycerol esters and production of novel catalyst systems

#68
20180118658
2018-05-03

(Meth)acrylate manufacturing method

#69
20180105483
2018-04-19

Method for producing (meth)acrylate

#70
20180086689
2018-03-29

Esterification process

#71
20170369415
2017-12-28

Use of composition comprising titanium or zirconium alkoxide or aryloxide in aromatic carbonate preparation process

#72
20170342014
2017-11-30

Surface treated carbon catalysts produced from waste tires for fatty acids to biofuel conversion

#73
20170327447
2017-11-16

Method for producing a Bisphenol

#74
20170320049
2017-11-09

PROCESS FOR PREPARING AN AROMATIC CARBONATE PRODUCTION CATALYST

#75
20170204044
2017-07-20

Multifunctional (meth)acrylate manufacturing method

#76
20170107251
2017-04-20

NOVEL RUTHENIUM COMPLEXES AND THEIR USES IN PROCESSES FOR FORMATION AND/OR HYDROGENATION OF ESTERS, AMIDES AND DERIVATIVES THEREOF

#77
20170081302
2017-03-23

Metal catalysts for selective formation of cyclic carbonates, process for preparing cyclic carbonate using the same and use of cyclic carbonate

#78
20170073299
2017-03-16

Method for producing diaryl carbonates

#79
20170022236
2017-01-26

Ferrocene-based compounds and palladium catalysts based thereon for the alkoxycarbonylation of ethylenically unsaturated compounds

#80
20170022235
2017-01-26

Ferrocene-based compounds and palladium catalysts based thereon for the alkoxycarbonylation of ethylenically unsaturated compounds

#81
20170022234
2017-01-26

Phosphine ligand and palladium catalysts based thereon for the alkoxycarbonylation of ethylenically unsaturated compounds

#82
20170022139
2017-01-26

Monophosphine compounds and palladium catalysts based thereon for the alkoxycarbonylation of ethylenically unsaturated compounds

#83
20170022137
2017-01-26

Benzene-based diphosphine ligands for alkoxycarbonylation

#84
20170008902
2017-01-12

IMPROVED GLYCOL ACYLATION PROCESS WITH WATER-TOLERANT METAL TRIFLATES

#85
20160332973
2016-11-17

Process for preparing antiviral compounds

#86
20160318961
2016-11-03

COMPLEXES AND CATALYTIC PROCESSES

#87
20160297740
2016-10-13

Method for producing α-fluoroacrylic acid ester

#88
20160288111
2016-10-06

Method For Synthesising Esters And Catalyst For Said Synthesis

#89
20160244397
2016-08-25

PROCESSES FOR PREPARING ESTOLIDE BASE OILS AND BIOBASED COMPOUNDS THAT INCLUDE ETHYLENEOLYSIS

#90
20160221911
2016-08-04

Recovery of acetic acid

#91
20160152544
2016-06-02

Method for producing 2-isopropenyl-5-methyl-4-hexen-1-yl 3-methyl-2-butenoate

#92
20160102044
2016-04-14

Method for producing ester compound

#93
20160032203
2016-02-04

Compositions and methods of making biofuel

#94
20160030922
2016-02-04

Biochar products and method of manufacture thereof

#95
20160002268
2016-01-07

Zinc complex

#96
20150352541
2015-12-10

Catalyst system having meso and macro hierarchical pore structure

#97
20150252150
2015-09-10

Method for producing (meth)acrylic-modified polybutadiene

#98
20150239918
2015-08-27

FUNCTIONALIZED CARBON MATRIX MATERIALS

#99
20150218080
2015-08-06

Method for producing iron carboxylate

#100
20150191437
2015-07-09

Process for preparing antiviral compounds

#101
20150157661
2015-06-11

BIOCHAR PRODUCTS AND METHOD OF MANUFACTURE THEREOF

#102
20150148554
2015-05-28

Process for preparing biodegradable lubricant base oils

#103
20150031911
2015-01-29

Post-gilding of PD-AU-coated shell catalysts

#104
20150011383
2015-01-08

Strong acid catalyst composition

#105
20150005155
2015-01-01

PROCESS FOR PREPARING A STRONG ACID CATALYST

#106
20140135520
2014-05-15

Method for manufacturing optically active carboxylic acid ester

#107
20140066659
2014-03-06

Bis(trifluoromethanesulfonyl)ethyl-bearing compound and acid catalyst, and method for preparing same

#108
20130296603
2013-11-07

System and method of dehydrogenative coupling

#109
20130224149
2013-08-29

Process for preparing antiviral compounds

#110
20130109882
2013-05-02

Method of synthesizing polyol acetate by using catalyst of ionic liquid heteropoly acid

#111
20130090492
2013-04-11

Transesterification process using mixed salt acetylacetonates catalysts

#112
20130046066
2013-02-21

METHOD OF PREPARING A POLYMER AND COMPOSITIONS THEREFOR

#113
20130045863
2013-02-21

COMPLEX AND METHOD OF PREPARATION

#114
20120323014
2012-12-20

Method for producing alpha-acyloxycarbonyl compound and novel alpha-acyloxycarbonyl compound

#115
20120316355
2012-12-13

Method for producing aryloxytitanium composition and aryloxytitanium composition

#116
20120289399
2012-11-15

Porous organic-inorganic hybrid materials with crystallinity and method for preparing thereof

#117
20120271030
2012-10-25

Catalyst and process

#118
20120123148
2012-05-17

Composition including dialkyl tin oxide and use thereof as a transesterification catalyst for the synthesis of (meth) acrylic esters

#119
20120034670
2012-02-09

Organic-inorganic composite material and process for producing same

#120
20110118490
2011-05-19

Porous organic-inorganic hybrid materials with crystallinity and method for preparing thereof

#121
20110076207
2011-03-31

METHOD AND APPARATUS FOR PROTECTING AND MONITORING THE KINETIC PERFORMANCE OF AN ESTERIFICATION CATALYST MATERIAL

#122
20100305344
2010-12-02

Process for the production of polyol base catalysts

#123
20100293843
2010-11-25

METHOD OF PREPARING ALCOHOL ESTERS FROM TRIGLYCERIDES AND ALCOHOLS USING HETEROGENEOUS CATALYSTS BASED ON A HYBRID SOLID WITH AN ORGANIC-INORGANIC MIXED MATRIX

#124
20100286421
2010-11-11

Glycerol-based solid acid catalysts useful for the esterification of fatty acids, a process and use thereof

#125
20100174106
2010-07-08

Heterogeneous organotin catalysts

#126
20100152477
2010-06-17

Heterogeneous organotin catalysts

#127
20100048835
2010-02-25

Sulfonic acid group-containing carbonaceous material

#128
20090235574
2009-09-24

Production of Bio-Diesel

#129
20090119979
2009-05-14

CATALYSTS FOR PRODUCTION OF BIODIESEL FUEL AND GLYCEROL

#130
20090112016
2009-04-30

Controlled catalysis

#131
20090112007
2009-04-30

Solid catalyst system for biodiesel production

#132
20080281116
2008-11-13

Acid-functionalized organometallic framework materials

#133
20080227994
2008-09-18

Process for the production of carboxylic acid esters

#134
20080167485
2008-07-10

Method for heterogeneous acid catalysis

#135
20080139727
2008-06-12

Non-precipitating alkali/alkaline earth metal and aluminum solutions made with diols having at least two primary hydroxyl groups

#136
20070010648
2007-01-11

Catalyst for manufacture of esters

#137
20060155102
2006-07-13

Catalyst and process

#138
20050261444
2005-11-24

Heterogeneous organotin catalysts

#139
20050215426
2005-09-29

Esterification catalyst and process therewith

#140
20050215425
2005-09-29

Esterification catalyst and process therewith

#141
18195794
2023-12-26

Processes and systems for improved alkyl ester production from feedstocks containing organic acids using low pressure alkylation

#142
17880483
2023-11-14

Processes for organic acid alkyl ester production using low pressure alkylation

#143
15643725
2017-12-19

Palladium catalyzed synthesis of ester compounds

#144
15235169
2017-08-29

Catalytic process for synthesizing ester compounds and amide compounds