ClassID:

91472

C07C45/64 - 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 introduction of functional groups containing oxygen only in singly bound form

Recent Application in this class:
#1
20260138944
2026-05-21

METHOD FOR PREPARING FMOC-LYS(IVDDE)-OH

#2
20250257031
2025-08-14

PROCESS FOR THE PRODUCTION OF SUBSTITUTED 2-[2-(PHENYL)ETHYLAMINO]ALKANEAMIDE DERIVATIVES

#3
20250255296
2025-08-14

ALCOHOL ETHER COMPOUND AND USE THEREOF IN WATER-BASED NANOPESTICIDE PREPARATION

#4
20250154086
2025-05-15

METHOD FOR PREPARING NEOPENTYL GLYCOL

#5
20250059132
2025-02-20

METHOD FOR PREPARING 2-SUBSTITUTED ARYLACETONITRILE COMPOUND AND APPLICATION THEREOF

#6
20250034072
2025-01-30

SYNTHESIS METHOD OF NATURE-IDENTICAL RASPBERRY KEYTONE

#7
20250002442
2025-01-02

SYNTHESIS OF INTERMEDIATES FOR PRODUCING PROSTACYCLIN DERIVATIVES

#8
20240417281
2024-12-19

METHOD FOR TREATING WASTEWATER OF NEOPENTYL GLYCOL

#9
20240409495
2024-12-12

PROCESS FOR THE PREPARATION OF 2,7-DIHYDROXY-9-FLUORENONE USEFUL FOR THE SYNTHESIS OF TILORONE AND ITS SALTS

#10
20240368100
2024-11-07

PROCESSES AND CATAYLSTS FOR THE SELECTIVE HYDROGENATION OF COMPOUNDS HAVING CARBONYL CARBON ATOMS

#11
20240326030
2024-10-03

PALLADIUM COMPLEX AND CATALYST EMBODIMENTS AND METHODS OF MAKING AND USING THE SAME

#12
20240279183
2024-08-22

COMPOUNDS AND PHARMACEUTICAL COMPOSITIONS FOR USE IN NEURODEGENERATIVE DISORDERS

#13
20240262767
2024-08-08

RECYCLED CONTENT NEOPENTYL GLYCOL

#14
20230357664
2023-11-09

MUGUET TYPE FRAGRANCE COMPOUNDS

#15
20230242469
2023-08-03

Process for the preparation of phenyl ketones

#16
20230091355
2023-03-23

PROCESS FOR THE PREPARATION OF 1-[4-NITRO-2-(TRIFLUOROMETHYL)PHENYL]-ALKANONES

#17
20220297080
2022-09-22

DEVICE FOR CONTINUOUSLY PREPARING 2,6-DIHYDROXYBENZALDEHYDE

#18
20220213020
2022-07-07

SYNTHESIS OF INTERMEDIATES FOR PRODUCING PROSTACYCLIN DERIVATIVES

#19
20220185766
2022-06-16

Process for the production of substituted 2-[2-(phenyl)ethylamino] alkaneamide derivatives

#20
20220169580
2022-06-02

Methods of carbon-carbon bond fragmentation

#21
20220064136
2022-03-03

Processes and catalysts for the selective hydrogenation of compounds having carbonyl carbon atoms

#22
20220033580
2022-02-03

Method for preparing a benzophenone derivative

#23
20210388007
2021-12-16

COMPOUND AND PREPARATION METHOD AND APPLICATION THEREOF

#24
20210009493
2021-01-14

Method for manufacturing dimethylolbutanal and method for manufacturing trimethylolpropane using same

#25
20200399560
2020-12-24

Odorous acetals of ethyl vanillin and ethyl vanillin derivatives

#26
20200369592
2020-11-26

Synthesis of intermediates for producing prostacyclin derivatives

#27
20200262777
2020-08-20

METHOD FOR PREPARING HYDROXYBENZOPHENONE POLYGLYCOL ETHER (METH)ACRYLATE

#28
20200189998
2020-06-18

Method for preparing trimethylolpropane

#29
20200055806
2020-02-20

PROCESS FOR THE PREPARATION OF ALPH-FUNCTIONALIZED KETONES

#30
20200010395
2020-01-09

METHOD FOR PREPARING A ß-HYDROXYKETONE

#31
20200010394
2020-01-09

METHOD FOR PREPARING 1-HYDROXY-2-METHYL-3-PENTANONE

#32
20190375717
2019-12-12

Production method for pyrazole-amide compound

#33
20190233362
2019-08-01

Synthesis of intermediates for producing prostacyclin derivatives

#34
20190161426
2019-05-30

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

#35
20190155153
2019-05-23

Fluorene photoinitiator, preparation method therefor, photocurable composition having same, and use of same in photocuring field

#36
20190106400
2019-04-11

Process for preparing pleuromutilin

#37
20190106370
2019-04-11

Preparation method for 2,3-pentanedione

#38
20190031589
2019-01-31

Process for preparation of prostacyclin derivatives

#39
20180354876
2018-12-13

Process for the preparation of 3-substituted cannabinoid compounds

#40
20180207628
2018-07-26

Oxalic amide ligands, and uses thereof in copper-catalyzed coupling reaction of aryl halides

#41
20180170850
2018-06-21

Process for the preparation of melonal

#42
20180170848
2018-06-21

Process for the preparation of substituted phenyl ketones

#43
20180141964
2018-05-24

Functionalized cyanosilane and synthesis method and use thereof

#44
20180141882
2018-05-24

Process for the preparation of a phenylindan compound

#45
20180065909
2018-03-08

Methods for meta-arylation of aromatic alcohols

#46
20170158661
2017-06-08

Method of preparing a liquiritigenin precursor

#47
20170158602
2017-06-08

Synthesis of intermediates for producing prostacyclin derivatives

#48
20170152202
2017-06-01

Process for the preparation of a phenylindan photoinitiator

#49
20160318961
2016-11-03

COMPLEXES AND CATALYTIC PROCESSES

#50
20160318881
2016-11-03

Process for the preparation of substituted phenoxyphenyl ketones

#51
20160311976
2016-10-27

Phthalonitriles derived from polyphenols

#52
20160311747
2016-10-27

Process for providing dihalogen substituted salicylic acid derivatives

#53
20160159717
2016-06-09

Metal free process for allylic oxidation

#54
20160107973
2016-04-21

Synthesis of intermediates for producing prostacyclin derivatives

#55
20160038926
2016-02-11

METAL NANO-CATALYSTS IN GLYCEROL AND APPLICATIONS IN ORGANIC SYNTHESIS

#56
20150361033
2015-12-17

Reactive mesogen compound having superior thermostability and high birefringence and method of preparing the same

#57
20150315175
2015-11-05

PRODUCTION METHOD FOR CYCLOPENTANONE DERIVATIVE, INTERMEDIATE COMPOUND, AND PRODUCTION METHOD FOR INTERMEDIATE COMPOUND

#58
20150231605
2015-08-20

Catalyst using Pd-Ru solid solution alloy fine particles

#59
20150203459
2015-07-23

Process for the preparation of (2Z,5Z)-5-(3-chloro-4-(()-2,3-dihydroxypropdxy)benzylidene)-2-(propylimino)-3-(-tolyl)thiazolidin-4-one and intermediate used in said process

#60
20150105582
2015-04-16

TREPROSTINIL PRODUCTION

#61
20150051425
2015-02-19

Catalyst for aldol condensation

#62
20150025254
2015-01-22

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

#63
20150018578
2015-01-15

Process for preparation of fingolimod

#64
20140357899
2014-12-04

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

#65
20140323769
2014-10-30

Method for preparing a vanillin derivative

#66
20140275551
2014-09-18

Process for the preparation of Roflumilast

#67
20140243526
2014-08-28

Selective hydrogenation of aldehyde with ru/bidentate ligands complexes

#68
20140235867
2014-08-21

METHOD FOR PRODUCING ALPHA-HYDROXY KETONE COMPOUND

#69
20140213825
2014-07-31

Method for producing 2-(aryloxymethyl) benzaldehyde compound

#70
20140135518
2014-05-15

Perfluoropolyvinyl modified aryl intermediates and monomers

#71
20140073810
2014-03-13

Photoreactive monomers

#72
20140038980
2014-02-06

Compounds, compositions and methods for the treatment of amyloid diseases and synucleinopathies such as Alzheimer's disease, type 2 diabetes, and Parkinson's disease

#73
20130289295
2013-10-31

Diastereoselective preparation of bicyclo[2.2.2]octan-2-one compounds

#74
20130245128
2013-09-19

Compounds, compositions and methods for the treatment of amyloid diseases and synucleinopathies such as alzheimer's disease, type 2 diabetes, and parkinson's

#75
20120302767
2012-11-29

Production of levulinic acid, furfural, and gamma valerolactone from Cand Ccarbohydrates in mono- and biphasic systems using gamma-valerolactone as a solvent

#76
20120296124
2012-11-22

Efficient and recyclable heterogeneous nanocatalysts

#77
20120225890
2012-09-06

Compounds, compositions and methods for the treatment of amyloid diseases and synucleinopathies such as Alzheimer's disease, type 2 diabetes and Parkinson's disease

#78
20120197041
2012-08-02

TREPROSTINIL PRODUCTION

#79
20120190888
2012-07-26

Treprostinil production

#80
20120157704
2012-06-21

Method for the hydroxylation of halogenated aryl compounds

#81
20120029107
2012-02-02

Oligofunctional photoinitiators

#82
20110319641
2011-12-29

Treprostinil production

#83
20110196175
2011-08-11

Hydroxylation of β-dicarbonyls with zirconium catalysts

#84
20110172239
2011-07-14

Compounds, compositions and methods for the treatment of amyloid diseases and synucleinopathies such as alzheimer's disease, type 2 diabetes and parkinson's disease

#85
20100324343
2010-12-23

Process for the preparation of hydroxytyrosol

#86
20100185014
2010-07-22

Hydroxylation of β-dicarbonyls with zirconium catalysts

#87
20100041922
2010-02-18

METHOD FOR THE ENANTIOSELECTIVE PRODUCTION OF OPTICALLY ACTIVE 4-HYDROXY-2,6,6-TRIMETHYL-CYCLOHEX-2-ENONE DERIVATIVES

#88
20100029763
2010-02-04

Methods to prepare penta-1,4-dien-3-ones and substituted cyclohexanones and derivatives with antitumoral and antiparasitic properties, the compounds and their uses

#89
20090209010
2009-08-20

Methods and systems for selective fluorination of organic molecules

#90
20090197965
2009-08-06

COMPOUNDS, COMPOSITIONS AND METHODS FOR THE TREATMENT OF AMYLOID DISEASES AND SYNUCLEINOPATHIES SUCH AS ALZHEIMER'S DISEASE, TYPE 2 DIABETES, AND PARKINSON'S DISEASE

#91
20090143374
2009-06-04

Use of compounds and compositions for the treatment of amyloid diseases

#92
20090069432
2009-03-12

Compounds, compositions and methods for the treatment of amyloid diseases and synucleinopathies such as alzheimer's disease, type 2 diabetes, and parkinson's disease

#93
20090030231
2009-01-29

Process of preparing optically active β-hydroxycarboxylic acid derivative

#94
20090018369
2009-01-15

Process for preparing erianin

#95
20080306259
2008-12-11

Hydroxylation of beta-dicarbonyls with zirconium catalysts

#96
20080221220
2008-09-11

2′,4′-dichloro-biphenyl-4-yl-hydroxy-ketones and related compounds and their use as therapeutic agents

#97
20080154071
2008-06-26

Process for preparing 1,3-propanediol

#98
20080058537
2008-03-06

Cyclopenta[b]naphthalene derivatives

#99
20070240609
2007-10-18

Photoinitiators

#100
20070135531
2007-06-14

White solid photoinitiator in the form of powder and preparation thereof

#101
20070129392
2007-06-07

Therapeutic agents for the treatment of cancer, metabolic diseases and skin disorders

#102
20060270748
2006-11-30

Trifunctional photoinitiators

#103
20060246228
2006-11-02

Clear photopolymerizable systems for the preparation of high thickness coatings

#104
20060241323
2006-10-26

Process for the preparation of 1-phenylindan photoinitiators

#105
20060202163
2006-09-14

Cyclopenta[a]naphthaline derivatives

#106
20060183947
2006-08-17

Methods for the synthesis of astaxanthin

#107
20060183185
2006-08-17

Method for the synthesis of astaxanthin

#108
20060178538
2006-08-10

Methods for the synthesis of chiral dihydroxy intermediates useful for the chiral synthesis of carotenoids

#109
20060167319
2006-07-27

Methods for the synthesis of unsaturated ketone intermediates useful for the synthesis of carotenoids

#110
20060165915
2006-07-27

Cyclopenta[b]naphthalene derivatives

#111
20060155150
2006-07-13

Methods for the synthesis of lutein

#112
20060142252
2006-06-29

Tubulin binding agents and corresponding prodrug constructs

#113
20060111580
2006-05-25

Methods for the synthesis of chiral dihydroxy ketone intermediates useful for the chiral synthesis of carotenoids

#114
20060088905
2006-04-27

Methods for the synthesis of zeazanthin

#115
20060088904
2006-04-27

Methods for the synthesis of astaxanthin

#116
20050272957
2005-12-08

Process for preparing dibasic salts of bisphenols

#117
20050239971
2005-10-27

Difunctional photoinitiators

#118
20050234260
2005-10-20

Supported ruthenium nanoparticle catalyst for cis -dihydroxylation and oxidative cleavage of alkenes

#119
20050165117
2005-07-28

Hyperforin derivatives, the use thereof and formulations containing them

#120
20050137120
2005-06-23

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

#121
20050119111
2005-06-02

Catalytic reactions using thermally stable resins

#122
20050104039
2005-05-19

Liquid crystal compound having high optical anisotropy and negative dielectric anisotropy, liquid crystal composition including the same and liquid crystal display including the liquid crystal composition

#123
20050010068
2005-01-13

Use of microencapsulated transition metal reagents for reactions in supercritical fluids

#124
20050004249
2005-01-06

Difunctional photoinitiators