ClassID:

91474

C07C45/66 - 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 by dehydration

Recent Application in this class:
#1
20250382254
2025-12-18

DIRECT CONVERSION OF GLYCEROL TO ACRYLIC ACID OVER WOx/ZrOx AND MIXED METAL OXIDE

#2
20250214920
2025-07-03

METHOD FOR PRODUCING CYCLIC DIKETONE COMPOUND

#3
20230202970
2023-06-29

PROCESS OF PREPARING 3-FLUORO-5(((1R,2AR)-3,3,4,4-TETRAFLUORO-1,2A-DIHYDROXY-2,2A,3,4-TETRAHYDRO-1H-CYCLOPENTA[CD]INDEN-7-YL)-OXY)BENZONITRILE

#4
20230159417
2023-05-25

PROCESS FOR PRODUCING FUNCTIONALIZED ORGANIC MOLECULES AND USES THEREOF

#5
20220153672
2022-05-19

Method for producing α-allylated cycloalkanone

#6
20220145179
2022-05-12

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

#7
20220119345
2022-04-21

Process of preparing 3-fluoro-5(((1R,2aR)-3,3,4,4-tetrafluoro-1,2a-dihydroxy-2,2a,3,4-tetrahydro-1H-cyclopenta[cd]inden-7-yl)-oxy)benzonitrile

#8
20210387936
2021-12-16

PROCESS OF ALPHA,BETA-DESATURATION OF COMPOUNDS CONTAINING A CARBONYL MOIETY

#9
20210230132
2021-07-29

Preparation of 3-hydroxy-3,6-dimethylhexahydrobenzofuran-2-one and derivatives thereof

#10
20210078966
2021-03-18

Processes for conversion of biologically derived mevalonic acid

#11
20200369684
2020-11-26

NEW CYCLOADDUCT PRECURSORS OF DIHALOBENZOPHENONES AND PREPARATIONS THEREOF

#12
20190389791
2019-12-26

Circular economy methods of preparing unsaturated compounds

#13
20190322635
2019-10-24

Preparation of 3-hydroxy-3,6- dimethylhexahydrobenzofuran-2-one and derivatives thereof

#14
20190300467
2019-10-03

Preparation of 14-methyl-16-oxabicyclo[10.3.1]pentadecenes from 3-methyl-1,5-cyclopentadecanedione

#15
20190292125
2019-09-26

Method of making acrylic acid from hydroxypropionic acid

#16
20190263740
2019-08-29

Process for the production of 2-alkylalkanol

#17
20190169153
2019-06-06

Processes for conversion of biologically derived mevalonic acid

#18
20190002424
2019-01-03

Preparation of 3-hydroxy-3,6-dimethylhexahydrobenzofuran-2-one and derivatives thereof

#19
20180362431
2018-12-20

Reaction sequence for the synthesis of nootkatone, dihydronootkatone, and tetrahydronootkatone

#20
20180154338
2018-06-07

Alumina-supported vanadium oxide dehydrogenation catalyst

#21
20180126187
2018-05-10

Method of making acrylic acid from hydroxypropionic acid

#22
20170362155
2017-12-21

Circular economy methods of preparing unsaturated compounds

#23
20170305874
2017-10-26

Diastereoselective synthesis of (±)-epianastrephin, (±)-anastrephin and analogs thereof

#24
20170081470
2017-03-23

Methods of producing compounds from 5-(halomethyl)furfural

#25
20160280625
2016-09-29

Method for producing isomeric hexanoic acids from the subsidiary flows arising during the production of pentanals

#26
20160264503
2016-09-15

Method for producing 2-methylbutyric acid having a reduced content of 3-methylbutyric acid from the secondary flows arising in the production of pentanoic acids

#27
20160221906
2016-08-04

Method for producing aromatic compound from biomass-derived acetic acid

#28
20160145227
2016-05-26

Processes for conversion of biologically derived mevalonic acid

#29
20160137571
2016-05-19

ALKYL POLY GLYCOL-ETHERS AND THEIR SYNTHESIS

#30
20160115143
2016-04-28

Methods for producing fuels, gasoline additives, and lubricants

#31
20150126772
2015-05-07

Process to produce terephthalic acid

#32
20150119576
2015-04-30

Method for production of 3-hydroxypropan-1-one compound, method for production of 2-propen-1-one compound and method for production of isoxazoline compound

#33
20150118174
2015-04-30

Fragrance composition

#34
20140323770
2014-10-30

Process for preparing 3-substituted 2-alkenals, in particular prenal

#35
20140171676
2014-06-19

Method for preparing acrolein from glycerol or glycerine

#36
20130245326
2013-09-19

Process for producing DIBK

#37
20130211104
2013-08-15

Preparation of bicyclo[2.2.2]octan-2-one compounds

#38
20130150626
2013-06-13

Method for hydrogenation of iso-alpha-acids and tetrahydro-iso-alpha-acids to hexahydro-iso-alpha-acids

#39
20120277469
2012-11-01

METHOD FOR PRODUCING N-ALKYL-beta-VALIENAMINE ANALOGS

#40
20120238721
2012-09-20

INTEGRATED PROCESS FOR THE PRODUCTION OF ETHYLENE-BUTYLENE COPOLYMER, AN ETHYLENE-BUTYLENE COPOLYMER AND THE USE OF ETHYLENE AND 1-BUTYLENE, AS COMONOMER, SOURCED FROM RENEWABLE NATURAL RAW MATERIALS

#41
20120136162
2012-05-31

Process for the preparation of pyrazole carboxylic acid amides

#42
20120046498
2012-02-23

Method for producing polyhydric phenol

#43
20120034665
2012-02-09

ENZYMATIC METHOD FOR PRODUCING ALDEHYDES

#44
20110313201
2011-12-22

Optically active muscone composition and fragrances or cosmetics containing the same

#45
20110288323
2011-11-24

METHOD FOR PREPARING ACROLEIN FROM GLYCEROL OR GLYCERINE

#46
20110213104
2011-09-01

Integrated process for the production of ethylene-butylene copolymer, an ethylene-butylene copolymer and the use of ethylene and 1-butylene, as comonomer, sourced from renewable natural raw materials

#47
20110034735
2011-02-10

Method for producing catechol

#48
20110034722
2011-02-10

Method for producing of 2-alkyl-2-cycloalken-1-one

#49
20100305216
2010-12-02

OPTICALLY ACTIVE MUSCONE COMPOSITION AND FRAGRANCES OR COSMETICS CONTAINING THE SAME

#50
20100274059
2010-10-28

Substituted cyclohexenones

#51
20100210524
2010-08-19

NOVEL ESTROGEN RECEPTOR LIGANDS

#52
20100137612
2010-06-03

Method for production of 3-hydroxypropan-1-one compound, method for production of 2-propen-1-one compound and method for production of isoxazoline compound

#53
20090306434
2009-12-10

Method to make methyl isobutyl ketone and diisobutyl ketone

#54
20090270248
2009-10-29

Basic ionic liquids

#55
20090216015
2009-08-27

Base Stable Ionic Liquids

#56
20090143485
2009-06-04

Method of enhancing fragrance by adding optically active muscone composition

#57
20070274928
2007-11-29

Novel Cyclic Oxygenated Compounds Having Cooling, Fragrance, and Flavor Properties, and Uses Thereof

#58
20060252967
2006-11-09

Process for the preparation of optically active cyclohexenones

#59
20060235247
2006-10-19

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

#60
20060149101
2006-07-06

Process for preparing aldol derivatives from alkenes using catalyst

#61
20050227909
2005-10-13

Cycloalkanone composition

#62
20050137120
2005-06-23

(Z)-7-cyclohexadecen-1-one as an odorant

#63
20050113242
2005-05-26

Basic clay catalyst for the production of glycol monoester

#64
20050009928
2005-01-13

Cyclopentanone derivative

#65
15245835
2017-07-18

Compositions and methods related to the production of acrylonitrile