ClassID:

91452

C07C45/513 - 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 pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups the singly bound functional group being an etherified hydroxyl group

Recent Application in this class:
#1
20240308948
2024-09-19

ORGANIC TERTIARY OR QUATERNARY AMMONIUM SALTS AS CATALYSTS IN THE FORMATION OF GAMMA, DELTA-UNSATURATED KETONES

#2
20240116842
2024-04-11

MANUFACTURING OF ALLENE KETONES USING AN AMMONIUM (THIO)SULFATES OR HYDROGEN (THIO)SULFATES

#3
20230062627
2023-03-02

Acetal compounds and processes for preparing thereof, and processes for preparing aldehyde compounds from the acetal compounds

#4
20230014797
2023-01-19

VINYLETHER COMPOUNDS AND PROCESSES FOR PREPARING ALDEHYDE COMPOUNDS AND A CARBOXYLATE COMPOUND THEREFROM

#5
20220153672
2022-05-19

Method for producing α-allylated cycloalkanone

#6
20220081406
2022-03-17

Efficient and environment friendly process for chloromethylation of substituted benzenes

#7
20210283570
2021-09-16

LED light source photocatalytic tubular reactor and application thereof

#8
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

#9
20210061744
2021-03-04

Dialkoxyalkadienyne compound and a process for preparing the same and a process for preparing a dienynal compound

#10
20200354294
2020-11-12

Syntheses, characterizations, and applications of heli-acenes

#11
20190055181
2019-02-21

Process for preparing spirogalbanone

#12
20170129865
2017-05-11

Stereo controlled synthesis of (E,Z)-dienals via tandem Rh(I) catalyzed propargyl claisen rearrangement

#13
20160052949
2016-02-25

Hydroxide catalysts for lignin depolymerization

#14
20150361019
2015-12-17

Stereo controlled synthesis of ()-dienals via tandem Rh(I) catalyzed propargyl claisen rearrangement

#15
20150203430
2015-07-23

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

#16
20140163262
2014-06-12

Process for producing fluorinated alcohols

#17
20130317106
2013-11-28

Methods for making retinoids and uses thereof

#18
20130316906
2013-11-28

Phenyl-substituted bicyclooctane-1,3-dione-derivatives

#19
20130310586
2013-11-21

Synthesis of peretinoin

#20
20120264935
2012-10-18

SYNTHESIS OF LIGANDS FOR USE IN ACTINIDE EXTRACTION

#21
20120046498
2012-02-23

Method for producing polyhydric phenol

#22
20110229426
2011-09-22

Perfuming ingredients of the floral and/or anis type

#23
20100210524
2010-08-19

NOVEL ESTROGEN RECEPTOR LIGANDS

#24
20100204520
2010-08-12

Process for the preparation of (E, E)-farnesyl acetone

#25
20100204327
2010-08-12

Methods for making retinoids and uses thereof

#26
20090247786
2009-10-01

Process for producing 3,3,3-trifluoropropionic acid

#27
20090124826
2009-05-14

Optically active 3-methylcyclopentadecanone and method for producing intermediate thereof

#28
20090105506
2009-04-23

Process for producing 3,3,3-trifluoropropionaldehyde

#29
20090036692
2009-02-05

Process for production of substituted cyclopentanone

#30
20090018332
2009-01-15

Processes For Preparing Bicyclic Oxazine Carboxaldehyde and Beta-Lactamase Inhibitors

#31
20080274334
2008-11-06

Dry Etching Gas and Method of Dry Etching

#32
20080248177
2008-10-09

3- and 4-methyl dodecenal and their use in fragrance and flavour compositions

#33
20080125310
2008-05-29

Hydride reduction of alpha, beta-unsaturated carbonyl compounds using chiral organic catalysts

#34
20070287870
2007-12-13

Method of producing macrocyclic ketone, and intermediate thereof

#35
20070269614
2007-11-22

Liquid-crystalline compounds

#36
20070161823
2007-07-12

Process for the preparation of methylheptenone

#37
20070149823
2007-06-28

Method for producing aldehyde compound or ketone compound by using microreactor

#38
20070060769
2007-03-15

Integrated process to produce derivatives of butadiene addition products

#39
20060287396
2006-12-21

4-aryl quinols and analogs thereof as therapeutic agents

#40
20060173219
2006-08-03

Protective groups for crossed aldol condensations

#41
20060161024
2006-07-20

Hydride reduction of α,β-unsaturated carbonyl compounds using chiral organic catalysts

#42
20060135818
2006-06-22

Process for producing cyclohexenone long-chain alcohols

#43
20060069288
2006-03-30

Process for preparing vinyl substituted beta-diketones