ClassID:

91473

C07C45/65 - CPC Classification

Classification description:

Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by splitting-off hydrogen atoms or functional groups; by hydrogenolysis of functional groups

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

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

#2
20250178996
2025-06-05

SGLT2 INHIBITOR INTERMEDIATE V-1 AND USE THEREOF

#3
20240287015
2024-08-29

Method for Producing an Ionizable Lipid

#4
20240285551
2024-08-29

A SMALL MOLECULE TNF-a INHIBITOR AND PREPARATION METHOD AND USE THEREOF

#5
20240217935
2024-07-04

METHOD FOR PREPARING INTERMEDIATE FOR SYNTHESIS OF SPHINGOSINE-1-PHOSPHATE RECEPTOR AGONIST

#6
20240158328
2024-05-16

METHOD FOR PRODUCING CYCLOHEXENONE COMPOUND

#7
20240150308
2024-05-09

PROCESSES AND INTERMEDIATES FOR THE PREPARATIONS OF BENZOPROSTACYCLIN ANALOGUES AND BENZOPROSTACYCLIN ANALOGUES PREPARED THEREFROM

#8
20240076260
2024-03-07

PLATINUM GROUP METAL ION-SUPPORTED CATALYST AND METHOD FOR FORMING CARBON-CARBON BOND

#9
20230416216
2023-12-28

PROCESSES AND INTERMEDIATES FOR THE PREPARATIONS OF BENZOPROSTACYCLIN ANALOGUES AND BENZOPROSTACYCLIN ANALOGUES PREPARED THEREFROM

#10
20230365523
2023-11-16

PROCESS FOR PREPARING 3-(CYCLOHEX-1-EN-1-YL)PROPANAL DERIVATIVES

#11
20230330632
2023-10-19

PHOTO CATALYTIC DEVICE FOR CONTINUOUS PROCESS FOR CO-CONVERSION OF CO2+H2O TO C1-OXYGENATES IN SUNLIGHT

#12
20230219922
2023-07-13

PROCESS FOR SYNTHESIZING 2-HYDROXY-6-((2-(1-ISOPROPYL-1H-PYRAZOL-5-YL)-PYRIDIN-3-YL)METHOXY)BENZALDEHYDE

#13
20230053759
2023-02-23

PREPARATION OF A PHARMACEUTICAL INTERMEDIATE

#14
20230002339
2023-01-05

Processes and intermediates for the preparations of benzoprostacyclin analogues and benzoprostacyclin analogues prepared therefrom

#15
20220145179
2022-05-12

SYNTHESIS OF ARYL 1-(METHOXYMETHYL) VINYL KETONES AND THEIR USE AS INHIBITORS OF MILD STEEL CORROSION

#16
20220135533
2022-05-05

PROCESS FOR SYNTHESIZING 2-HYDROXY-6-((2-(1-ISOPROPYL-1H-PYRAZOL-5-YL)-PYRIDIN-3-YL)METHOXY)BENZALDEHYDE

#17
20210395641
2021-12-23

Perfuming ingredients with lily of the valley note

#18
20210340093
2021-11-04

Process for the preparation of treprostinil

#19
20210309597
2021-10-07

Method for synthesising vitamin A

#20
20210309596
2021-10-07

Method for synthesising vitamin A

#21
20210284623
2021-09-16

PROCESS FOR SYNTHESIZING 2-HYDROXY-6-((2-(1-ISOPROPYL-1H-PYRAZOL-5-YL)-PYRIDIN-3-YL)METHOXY)BENZALDEHYDE

#22
20210078941
2021-03-18

Method For Preparing Substituted Phenylacetic Acid Derivative

#23
20210032562
2021-02-04

Thioether precursors for fragrant ketones and aldehydes

#24
20200308090
2020-10-01

Synthesis of alkyl 2-acetyl-5,9,13-trimethyltetradeca-4,8,12-trienoates and derivatives by a non-continuous production process

#25
20200190049
2020-06-18

Method for producing 2-acetyl-4H,9H-naphtho[2,3-b]furan-4,9-dione

#26
20200148668
2020-05-14

Decarboxylative cross-coupling and applications thereof

#27
20200087290
2020-03-19

Method for producing glyceric acid ester

#28
20200079721
2020-03-12

Sacubitril intermediate and preparation method thereof

#29
20200071344
2020-03-05

Methods for making quinolinyldiamines

#30
20200048292
2020-02-13

Methods for lignin depolymerization using thiols

#31
20190389791
2019-12-26

Circular economy methods of preparing unsaturated compounds

#32
20190345088
2019-11-14

Dehydrogenation reaction

#33
20190330173
2019-10-31

Method for manufacturing 1,3-dioxane-5-one

#34
20190322654
2019-10-24

Method for producing glyceric acid ester

#35
20190292127
2019-09-26

Process for the preparation of polysantol-type compounds

#36
20190289887
2019-09-26

Method for producing unsaturated decanals

#37
20190263769
2019-08-29

Method for producing 2-acetyl-4H,9H-naphtho[2,3-B]furan-4,9-dione

#38
20190248725
2019-08-15

Process for the preparation of treprostinil

#39
20190194107
2019-06-27

METHOD OF SYNTHESIS

#40
20190161426
2019-05-30

Method for the preparation of a partially hydrogenated polyacene and an intermediate thereof

#41
20190106404
2019-04-11

Process for synthesizing 2-hydroxy-6-((2-(1-isopropyl-1H-pyrazol-5-yl)-pyridin-3-yl)methoxy)benzaldehyde

#42
20190106400
2019-04-11

Process for preparing pleuromutilin

#43
20190055182
2019-02-21

ASYMMETRIC CATALYTIC DECARBOXYLATIVE ALKYL ALKYLATION USING LOW CATALYST CONCENTRATIONS AND A ROBUST PRECATALYST

#44
20180362439
2018-12-20

Sacubitril intermediate and preparation method thereof

#45
20180201597
2018-07-19

Method for producing 2-acetyl-4H,9H-naphtho[2,3-b]furan-4,9-dione

#46
20180141882
2018-05-24

Process for the preparation of a phenylindan compound

#47
20180009730
2018-01-11

Hydrosilane/Lewis acid adduct, particularly aluminum, iron, and zinc, method for preparing same, and use of said same in reactions for reducing carbonyl derivatives

#48
20170362155
2017-12-21

Circular economy methods of preparing unsaturated compounds

#49
20170313643
2017-11-02

Process for the preparation of treprostinil

#50
20170209858
2017-07-27

Mixed metal double salt ionic liquids with tunable acidity

#51
20170204040
2017-07-20

Method of synthesis of methoxyheptyl bicyclooctanone

#52
20170137341
2017-05-18

Fluorination method

#53
20160304429
2016-10-20

Process for the synthesis of 7-methoxy-naphthalene-1-carbaldehyde and application in the synthesis of agomelatine

#54
20160280623
2016-09-29

Asymmetric catalytic decarboxylative alkyl alkylation using low catalyst concentrations and a robust precatalyst

#55
20160257633
2016-09-08

Processes for preparing (R)-1-(5-chloro-[1,1′-biphenyl]-2-yl)-2,2,2-trifluoroethanol and 1-(5-chloro-[1,1′-biphenyl]-2-yl)-2,2,2-trifluoroethanone

#56
20160229779
2016-08-11

Dehydration process

#57
20160228859
2016-08-11

USE OF CERTAIN ORGANIC MATERIALS, CONTAINING ALKALI OR ALKALINE-EARTH METALS, FOR IMPLEMENTING ORGANIC CHEMICAL REACTIONS

#58
20160039733
2016-02-11

Method of isolating ingenol

#59
20160016874
2016-01-21

METHOD OF SYNTHESIS

#60
20160009635
2016-01-14

Process for preparing substituted phenylalkanes

#61
20160008298
2016-01-14

XANTHOHUMOL-BASED COMPOUNDS AND COMPOSITIONS THEREOF, AND METHODS OF MAKING AND USING THE SAME

#62
20150344411
2015-12-03

Catalytic method for dibenzocycloheptane synthesis and allocolchicinoid synthesis

#63
20150344401
2015-12-03

Methods of converting mixtures of palmitoleic and oleic acid esters to high value products

#64
20150344393
2015-12-03

Production of acrylic acid

#65
20150315170
2015-11-05

PRODUCTION METHOD OF CARBONYL COMPOUND

#66
20150299080
2015-10-22

Production method of carbonyl compound

#67
20150266818
2015-09-24

Compounds and their synthesis

#68
20150239817
2015-08-27

Process for the manufacture of alkenones

#69
20150203430
2015-07-23

Compounds from antrodia camphorate and their use in treatment of diabetes mellitus

#70
20150133693
2015-05-14

Methods of converting mixtures of palmitoleic and oleic acid esters to high value products

#71
20150071866
2015-03-12

Method for producing indanone derivatives

#72
20150025254
2015-01-22

Production method for cyclopentanone derivative, intermediate compound, and production method for intermediate compound

#73
20140378710
2014-12-25

Method for producing p-xylene and/or p-tolualdehyde

#74
20140357899
2014-12-04

Process for the manufacture of halogenated precursors of alkenones and of alkenones

#75
20140336405
2014-11-13

Process for preparing spiro[2.5]octane-5,7-dione

#76
20140235898
2014-08-21

Substituted phenylsulfur trifluoride and other like fluorinating agents

#77
20140235891
2014-08-21

Use of organic framework porous solid acid

#78
20140206831
2014-07-24

Processes for making acrylic-type monomers and products made therefrom

#79
20140107372
2014-04-17

Method for producing cyclopentanone compound, and intermediate compound

#80
20140051892
2014-02-20

Process for chemical synthesis from an alkenone made from a halogenated precursor

#81
20140039203
2014-02-06

Process for preparing spiro[2.5]octane-5,7-dione

#82
20130345445
2013-12-26

Reduction of C—O bonds by catalytic transfer hydrogenolysis

#83
20130324758
2013-12-05

Process for manufacturing acrolein/acrylic acid

#84
20130217674
2013-08-22

SHIP1 modulators and related methods

#85
20130211080
2013-08-15

Process for the manufacture of TMHQ

#86
20130165663
2013-06-27

Method for preparing 5-haloalkyl-4, 5-dihydroisoxazole derivatives

#87
20120277442
2012-11-01

METHOD FOR PREPARING 5-HALOALKYL-4, 5-DIHYDROISOXAZOLE DERIVATIVES

#88
20120130084
2012-05-24

PREPARATION OF FIPAMEZOLE

#89
20120116128
2012-05-10

Process for the manufacture of halogenated precursors of alkenones in the presence of a solvent

#90
20120116127
2012-05-10

Process for the manufacture of alkenones

#91
20120101305
2012-04-26

Process for the manufacture of halogenated precursors of alkenones under specific conditions

#92
20120095265
2012-04-19

Chemical process for the production of haloalkenone ethers

#93
20110245544
2011-10-06

Process for preparing hydroxy-substituted aromatic aldehydes

#94
20110087052
2011-04-14

Process for the manufacture of alkenones

#95
20110009672
2011-01-13

Substituted phenylsulfur trifluoride and other like fluorinating agents

#96
20100331566
2010-12-30

SYNTHETIC METHODS AND COMPOSITIONS

#97
20100292128
2010-11-18

Organic compounds

#98
20100249424
2010-09-30

Method for preparing 5-haloalkyl-4,5-dihydroisoxazole derivatives

#99
20100216638
2010-08-26

Herbicidally active bicyclic 1,3-dione compounds

#100
20100210524
2010-08-19

NOVEL ESTROGEN RECEPTOR LIGANDS

#101
20100105883
2010-04-29

Pentalenes

#102
20090326018
2009-12-31

2-Phenyl indene derivatives useful as estrogen receptor ligands

#103
20090203924
2009-08-13

Substituted phenylsulfur trifluoride and other like fluorinating agents

#104
20090036692
2009-02-05

Process for production of substituted cyclopentanone

#105
20090036643
2009-02-05

Conjugated monomers and polymers and preparation and use thereof

#106
20090005603
2009-01-01

4-Chloro-4-alkoxy-1,1,1-trifluoro-2-butanones, their preparation and their use in preparing 4-alkoxy-1,1,1-trifluoro-3-buten-2-ones

#107
20080221364
2008-09-11

Substituted phenylsulfur trifluoride and other like fluorinating agents

#108
20080171796
2008-07-17

Macrocyclic musk

#109
20080039660
2008-02-14

Substituted phenylsulfur trifluoride and other like fluorinating agents

#110
20070244344
2007-10-18

Method for producing 2,7-dimethyl-octa-2,4,6-trienedial

#111
20070232813
2007-10-04

Substituted Cyclohexadienals - Syntheses and Applications

#112
20070212267
2007-09-13

Method and apparatus for performing micro-scale chemical reactions

#113
20070191643
2007-08-16

Process for producing cyclopropane monoacetal derivative and intermediate therefor

#114
20070167318
2007-07-19

Catalytically active composition and the use thereof in dehydration methods

#115
20070032681
2007-02-08

Method for dehydrogenation of carbonyl compounds

#116
20070015750
2007-01-18

Tetrahydronaphthalene derivatives, process for their production and their use as anti-inflammatory agents

#117
20060235247
2006-10-19

Efficient and economic asymmetric synthesis of nootkatone, tetrahydronootkatone, their precursors and derivatives

#118
20060084813
2006-04-20

Method for producing alkenone ethers

#119
20050222451
2005-10-06

Method of preparing 1-acetyl-1-chlorocyclopropane

#120
20050209459
2005-09-22

Processes for the preparation of 1,5-diryl-3-substituted-pyrazoles

#121
20050159611
2005-07-21

Process for producing shogaols and intermediates for the synthesis thereof

#122
20050137192
2005-06-23

Estrogen receptor modulators

#123
20050130221
2005-06-16

Synthesis for the preparation of compounds for screening as potential tubulin binding agents

#124
20050107477
2005-05-19

Synthetic method and novel chemical compounds

#125
15662452
2018-08-28

Method of fabricating [F-18]FEONM precursor