ClassID:

91491

C07C45/79 - CPC Classification

Classification description:

Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds; Separation; Purification; Stabilisation; Use of additives by solid-liquid treatment; by chemisorption

Recent Application in this class:
#1
20260116837
2026-04-30

METHOD FOR NON-CATALYTIC EXTRACTION OF PHENOLIC ALDEHYDES FROM LIGNOCELLULOSIC BIOMASS

#2
20260055937
2026-02-26

HIGH-PRESSURE FLUID CHROMATOGRAPHY SYSTEM USING INTERIOR-TO-EXTERIOR COLUMN PRESSURE EQUALIZATION

#3
20260028300
2026-01-29

A PROCESS OF PREPARING DIVANILLYLMETHANE

#4
20250171392
2025-05-29

CRYSTALLIZATION OF 4-HYDROXYACETOPHENONE FROM ETHANOL AND ETHYL ACETATE

#5
20240247843
2024-07-25

COOLING LOOP WITH A SUPERCRITICAL FLUID SYSTEM USING COMPRESSED REFRIGERANT FLUID FLOW WITH A POSITIVE JOULE THOMSON COEFFICIENT

#6
20240190801
2024-06-13

PROCESS FOR THE PURIFICATION OF VANILLIN OR A VANILLIN DERIVATIVE OBTAINED BY A BIOTECHNOLOGICAL PROCESS

#7
20240150273
2024-05-09

Abietane type diterpene compound, preparation method and application thereof

#8
20240140896
2024-05-02

PROCESS FOR THE PURIFICATION OF VANILLIN OR A VANILLIN DERIVATIVE OBTAINED BY A BIOTECHNOLOGICAL PROCESS

#9
20230130823
2023-04-27

PROCESS FOR THE PRODUCTION OF ANTITUMOUR PHARMACEUTICAL COMPOSITIONS USING PUSH-PULL BUTADIENES, COMPOUNDS AND USES THEREOF

#10
20220259128
2022-08-18

Isolation of chromoplastid carotenoids from fruits

#11
20220034555
2022-02-03

Cooling loop with a supercritical fluid system using compressed refrigerant fluid flow with a positive Joule Thomson coefficient

#12
20210348805
2021-11-11

Supercritical fluid chromatography system

#13
20210155571
2021-05-27

PURIFICATION OF 1,4-BIS (4-PHENOXYBENZOYL)BENZENE BY CENTRIFUGAL FILTRATION

#14
20210155570
2021-05-27

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

#15
20210002200
2021-01-07

Method for purification of 4-hydroxyacetophenone

#16
20200188814
2020-06-18

SUPERCRITICAL FLUID CHROMATOGRAPHY SYSTEM

#17
20200181054
2020-06-11

Acetone purification systems and methods

#18
20200109100
2020-04-09

DISSOCIATION OF A 1,4-BIS (4-PHENOXYBENZOYL)BENZENE- LEWIS ACID COMPLEX IN AN AQUEOUS SOLUTION

#19
20200056815
2020-02-20

Cooling loop with a supercritical fluid system using compressed refrigerant fluid flow with a positive Joule-Thomson coefficient

#20
20200039911
2020-02-06

Method for purification of 4-hydroxyacetophenone

#21
20200016508
2020-01-16

Extraction of cannabinoids, curcuminoids and ginsenosides

#22
20190152886
2019-05-23

Ripening of 1,4-bis (4-phenoxybenzoyl)benzene

#23
20190112254
2019-04-18

Method of producing hydroxycinnamic acids

#24
20190055259
2019-02-21

Method for producing diol having cyclic acetal skeleton

#25
20180334538
2018-11-22

Purification of 1,4-bis (4-phenoxybenzoyl)benzene by centrifugal filtration

#26
20180334420
2018-11-22

Dissociation of a 1,4-bis (4-phenoxybenzoyl)benzene-lewis acid complex in an aqueous solution

#27
20180312458
2018-11-01

METHOD F0R THE PURIFICATION OF CYCLOHEXADEC-8-EN-1-ONE

#28
20180170851
2018-06-21

3-hydroxypropionaldehyde detection and extraction

#29
20180112896
2018-04-26

SUPERCRITICAL FLUID CHROMATOGRAPHY SYSTEM

#30
20180065903
2018-03-08

Process for making cyclohexanone and/or phenol

#31
20180057438
2018-03-01

Process for producing 2-ethylhexanal helping to improve yield

#32
20170334824
2017-11-23

METHOD FOR EXTRACTING AROMATIC PRODUCTS OF VALUE FROM COMPOSITIONS CONTAINING LIGNIN

#33
20170275226
2017-09-28

Process for making cyclohexanone

#34
20170246558
2017-08-31

Supercritical fluid chromatography system

#35
20170036982
2017-02-09

Process for production of acrylic acid

#36
20160326695
2016-11-10

PROCESS FOR REFINING CHEMICALS FROM PULP AND PAPER MILL EFFLUENT

#37
20160304426
2016-10-20

Two-stage hydroformylation process with circulating gas and SILP technology

#38
20160237014
2016-08-18

Process for the preparation of xanthohumol

#39
20160130219
2016-05-12

Metabolites and oximes with vasodilator and hypotensive activity

#40
20160121320
2016-05-05

Aldehyde adsorbent, method for removing aldehyde, method for producing acetic acid, and method for regenerating aldehyde adsorbent

#41
20150337288
2015-11-26

Baulamycins, compositions and methods of use thereof

#42
20150322627
2015-11-12

Process for refining chemicals from pulp and paper mill wastewaters

#43
20150196669
2015-07-16

Complex of garcinol, cyclodextrin and method thereof

#44
20150087851
2015-03-26

Method for recycling organic ruthenium compound for chemical vapor deposition

#45
20140221693
2014-08-07

Organics Recovery From The Aqueous Phase Of Biomass Catalytic Pyrolysis, And Upgrading Therof

#46
20140221688
2014-08-07

ORGANICS RECOVERY FROM THE AQUEOUS PHASE OF BIOMASS CATALYTIC PYROLYSIS

#47
20140046099
2014-02-13

Process for producing vanillin from vanillin-comprising compositions

#48
20130197097
2013-08-01

Spiroenone and uses thereof

#49
20130072724
2013-03-21

Process for refining chemicals from pulp and paper mill wastewaters

#50
20120238634
2012-09-20

INTERLEUKIN-1 AND TUMOR NECROSIS FACTOR-ALPHA MODULATORS; SYNTHESES OF SUCH MODULATORS AND METHODS OF USING SUCH MODULATORS

#51
20120178971
2012-07-12

Process for Isolation of a Novel Compound 5,8A-DI-1-Propyl 1-Octahydronapthalen-1-(2H) One,Trachyspermum AMI (Ajowan Caraway) Seeds

#52
20120148504
2012-06-14

COMPLEX OF GARCINOL, CYCLODEXTRIN AND METHOD THEREOF

#53
20120108852
2012-05-03

Method for reprocessing a liquid hydroformylation product

#54
20110275777
2011-11-10

Method for producing acrolein comprising the regeneration of a raw glycerin phase

#55
20110160309
2011-06-30

Interleukin-1 and tumor necrosis factor-α modulators; syntheses of such modulators and methods of using such modulators

#56
20110112329
2011-05-12

Energy efficient acetone drying method

#57
20110021846
2011-01-27

Process for absorbing methylacrolein with ionic liquid

#58
20100168248
2010-07-01

Process for producing enriched fractions of tetrahydroxycurcumin and tetrahydrotetrahydroxy-curcumin from the extracts of

#59
20090221780
2009-09-03

Process for storing a monomer phase which is liquid under the conditions of storage

#60
20080234446
2008-09-25

Process for transporting in the tank of a tank truck or tanker ship a liquid monomer phase withdrawn from a storage vessel

#61
20080064753
2008-03-13

Interleukin-1 and tumor necrosis factor-αmodulators; syntheses of such modulators and methods of using such modulators

#62
20080021110
2008-01-24

Production of gossypol co-crystals

#63
20070179322
2007-08-02

Method of treating an aldehyde mixture, use of the treated aldehyde, and an alcohol

#64
20060189833
2006-08-24

Treatment of an aqueous mixture containing an alkylene oxide with an ion exchange resin

#65
20050040359
2005-02-24

Highly concentrated formaldehyde solution, production and reaction thereof

#66
20050029197
2005-02-10

Method for eliminating metal halides that are present in a liquid or gaseous, organic or non-organic effluent

#67
15662452
2018-08-28

Method of fabricating [F-18]FEONM precursor