ClassID:

91437

C07C45/41 - 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 hydrogenolysis or reduction of carboxylic groups or functional derivatives thereof

Recent Application in this class:
#1
20260028322
2026-01-29

PREPARATION METHOD FOR INTERMEDIATE COMPOUND ACTING AS SYNTHETIC POSACONAZOLE, AND INTERMEDIATE COMPOUND PREPARED THEREBY

#2
20250270160
2025-08-28

Processes for the Production of Vanillin and Related Compounds

#3
20250100984
2025-03-27

SELECTIVE PARTIAL REDUCTION OF ESTERS USING GROUP IV TRANSITION METAL CATALYSTS AND USES THEREOF

#4
20240373871
2024-11-14

Treated Soybean Oil

#5
20240368054
2024-11-07

FUELS AND METHODS OF MAKING THE SAME

#6
20240228419
2024-07-11

THE PRODUCTION OF FORMIC ACID OR FORMALDEHYDE FROM CARBON DIOXIDE

#7
20240082830
2024-03-14

TRIARYL BORANE CATALYSTS AND METHOD FOR SELECTIVE HYDROSILYLATION OF ESTERS AND LACTONES USING SAID CATALYSTS

#8
20230096222
2023-03-30

Flexible integrated production plant system and method

#9
20230022284
2023-01-26

AN ELECTROCHEMICAL METHOD FOR PREPARING VANILLIN OR ITS DERIVATIVES

#10
20230002305
2023-01-05

Processes for preparing a (1,2-dimethyl-3-methylenecyclopentyl)acetate compound and (1,2-dimethyl-3-methylenecyclopentyl)acetaldehyde

#11
20220371971
2022-11-24

FUELS AND METHODS OF MAKING THE SAME

#12
20220227684
2022-07-21

Production apparatus and production method of triptane

#13
20220220051
2022-07-14

Sandalwood-Type Fragrance Compounds

#14
20220185763
2022-06-16

Processes for preparing a 3-isopropenyl-6-heptenal compound and a 6- isopropenyl-3-methyl-3,9-decadienyl carboxylate compound, and an intermediate therefor

#15
20220032280
2022-02-03

Production of fatty olefin derivatives via olefin metathesis

#16
20210206708
2021-07-08

Method for preparing 1,3-dicarbonyl compound based on metal hydride/palladium compound system

#17
20210206707
2021-07-08

Application of metal hydride/palladium compound system in preparation of 1,3-dicarbonyl compound in cascade reaction of electron-deficient alkene compound

#18
20210188734
2021-06-24

Fuels and methods of making the same

#19
20210188733
2021-06-24

Process for the halogenation at the alpha-h position of alkylarenes variously substituted on the aromatic ring

#20
20210188631
2021-06-24

CARBON MEDIATED WATER-SPLITTING USING FORMALDEHYDE

#21
20210155570
2021-05-27

RIPENING OF 1,4-BIS (4-PHENOXYBENZOYL)BENZENE

#22
20210139787
2021-05-13

Method for converting carboxylic acids and esters into base oil hydrocarbons

#23
20210139786
2021-05-13

Production of renewable base oil and diesel by pre-fractionation of fatty acids

#24
20210114960
2021-04-22

Processes for preparing a 2-(1,2,2-trimethyl-3-cyclopentenyl)-2-oxoethyl carboxylate compound and hydroxymethyl 1,2,2-trimethyl-3-cyclopentenyl ketone, and a halomethyl (1,2,2-trimethyl-3-cyclopentenyl) ketone compound

#25
20210024453
2021-01-28

Aminated lignin-derived compounds and uses thereof

#26
20200299253
2020-09-24

SUBSTITUTED 1,2,3,4-TETRAHYDRO-1,1'-BIPHENYL COMPOUNDS

#27
20200261898
2020-08-20

Production of fatty olefin derivatives via olefin metathesis

#28
20200181527
2020-06-11

Renewable base oil in lubricant formulations

#29
20200181504
2020-06-11

Process for the production of renewable base oil, diesel and naphtha

#30
20200181503
2020-06-11

TiOcatalyst in ketonisation reactions to produce RBO

#31
20200002544
2020-01-02

Fluorenylaminoketone photoinitiator, preparation method thereof, and UV photocurable composition containing same

#32
20190135726
2019-05-09

Process for the sustainable production of acrylic acid

#33
20190031587
2019-01-31

Method for producing α,α-difluoroacetaldehyde

#34
20190023680
2019-01-24

Synthesis of cannabinoids

#35
20180327429
2018-11-15

Use for boron formates for reducing unsaturated organic functions

#36
20180127886
2018-05-10

Apparatus and method of preparing carbonate and/or formate from carbon dioxide

#37
20180099268
2018-04-12

Production of fatty olefin derivatives via olefin metathesis

#38
20170158661
2017-06-08

Method of preparing a liquiritigenin precursor

#39
20170137365
2017-05-18

Production of fatty olefin derivatives via olefin metathesis

#40
20170088503
2017-03-30

Compound, and flavor composition and/or fragrance composition containing same

#41
20170002272
2017-01-05

Biomass conversion process to hydrocarbons

#42
20160340284
2016-11-24

α,α-Difluoroacetaldehyde production method

#43
20160326093
2016-11-10

Hydrogenation reaction method

#44
20160244391
2016-08-25

CATALYST AND PROCESS FOR PRODUCING ALDEHYDES AND/OR ALCOHOLS

#45
20160221905
2016-08-04

Methods and Systems for Generating Aldehydes from Organic Seed Oils

#46
20160207866
2016-07-21

Process for the sustainable production of acrylic acid

#47
20160176796
2016-06-23

ACETALDEHYDE PRODUCTION METHOD

#48
20150329455
2015-11-19

α,α-difluoroacetaldehyde production method

#49
20150251168
2015-09-10

Dual catalyst system for performing a ketonisation reaction and a hydrotreatment reaction simultaneously

#50
20150239817
2015-08-27

Process for the manufacture of alkenones

#51
20150197473
2015-07-16

Process for producing α-fluoroaldehydes

#52
20150018588
2015-01-15

Method for production of hydrocarbons by increasing hydrocarbon chain length

#53
20150018581
2015-01-15

Simultaneous production of base oil and fuel components from renewable feedstock

#54
20140350288
2014-11-27

Synthesis of galanal compounds and analogues thereof

#55
20140239231
2014-08-28

Hydrogenation of formic acid to formaldehyde

#56
20140228579
2014-08-14

METHOD FOR THE CATALYTIC REDUCTION OF ACID CHLORIDES AND IMIDOYL CHLORIDES

#57
20140227200
2014-08-14

Synthetic spilanthol and use thereof

#58
20140194654
2014-07-10

Process for producing α-fluoroaldehydes

#59
20140114091
2014-04-24

Method for preparing 3,3-dimethylbutyraldehyde

#60
20140094624
2014-04-03

Methods for producing bicyclic compounds via iminium salt

#61
20140094623
2014-04-03

Methods for producing bicyclic compounds via claisen rearrangements

#62
20140051892
2014-02-20

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

#63
20130324449
2013-12-05

Process for producing ketones from fatty acids

#64
20130210936
2013-08-15

Catalysts for converting acetic acid to acetone

#65
20130178654
2013-07-11

Process for cinacalcet hydrochloride

#66
20130053602
2013-02-28

Manufacturing of MeOH, formaldehyde, formic acid and ammonium pentaborate tetrahydrate from CO2

#67
20120283480
2012-11-08

Synthesis of acetaldehyde from a carbon source

#68
20120116128
2012-05-10

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

#69
20120116127
2012-05-10

Process for the manufacture of alkenones

#70
20120101305
2012-04-26

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

#71
20120095265
2012-04-19

Chemical process for the production of haloalkenone ethers

#72
20110251435
2011-10-13

Direct and selective production of acetaldehyde from acetic acid utilizing a supported metal catalyst

#73
20110185628
2011-08-04

Processes for producing denatured ethanol

#74
20110105773
2011-05-05

Production method of (2E,6Z,8E)-N-isobutyl-2,6,8-decatrienamide (spilanthol), and food or drink, fragrance or cosmetic, or pharmaceutical comprising the same

#75
20110087052
2011-04-14

Process for the manufacture of alkenones

#76
20110071178
2011-03-24

Methods and Compounds for Modulating Cannabinoid Activity

#77
20110039874
2011-02-17

MONOACYLGLYCEROL LIPASE INHIBITORS FOR MODULATION OF CANNABINOID ACTIVITY

#78
20110004026
2011-01-06

Direct and selective production of acetaldehyde from acetic acid utilizing a supported metal catalyst

#79
20100184863
2010-07-22

Synthetic spilanthol and use thereof

#80
20100174119
2010-07-08

PROCESS FOR THE PREPARATION OF ALDEHYDES

#81
20100029993
2010-02-04

Direct and selective production of acetaldehyde from acetic acid utilizing a supported metal catalyst

#82
20100009976
2010-01-14

Benzothiazin-3-one compound and intermediate therefor

#83
20090306016
2009-12-10

Fatty acid amide hydrolase inhibitors

#84
20090082591
2009-03-26

METHODS FOR PREPARING SULFONAMIDE COMPOUNDS

#85
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

#86
20080300266
2008-12-04

1-(hetero)aryl-3-amino-pyrrolidine derivatives for use as mGluR3 antagonists

#87
20080287441
2008-11-20

ALPHA-(TRIFLUOROMETHYL-SUBSTITUTED ARYLOXY, ARYLAMINO, ARYLTHIO OR ARYLMETHYL)-TRIFLUOROMETHYL-SUBSTITUTED PHENYLACETIC ACIDS AND DERIVATIVES AS ANTIDIABETIC AGENTS

#88
20080188689
2008-08-07

Preparation of organic compounds bearing a trifluoromethyl group on a quaternary carbon

#89
20080058321
2008-03-06

Benzothiazin-3-one compound and intermediate therefor

#90
20080007840
2008-01-10

Optical apparatus and methods for chemical analysis

#91
20070249723
2007-10-25

Methods for preparing sulfonamide compounds

#92
20060167324
2006-07-27

High-purity (fluoroalkyl)benzene derivative and process for producing the same

#93
20060084813
2006-04-20

Method for producing alkenone ethers

#94
20050222213
2005-10-06

α-(Trifluoromethyl-substituted aryloxy, arylamino, arylthio or arylmethyl)-trifluoromethyl-substituted phenylacetic acids and derivatives as antidiabetic agents

#95
20050014972
2005-01-20

Novel intermediate for sweetener with high sweetness and process for producing the same