ClassID:

95034

C07D309/40 - CPC Classification

Classification description:

Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with oxygen atoms directly attached to ring carbon atoms Oxygen atoms attached in positions 3 and 4, e.g. maltol

Recent Application in this class:
#1
20250145580
2025-05-08

AN IMPROVED PROCESS FOR THE PREPARATION OF FERRIC MALTOL

#2
20230406813
2023-12-21

P62-ZZ CHEMICAL INHIBITOR

#3
20230040262
2023-02-09

STEREOSELECTIVE PROCESS FOR PREPARING SUBSTITUTED POLYCYCLIC PYRIDONE DERIVATIVES

#4
20220402888
2022-12-22

CO-CRYSTAL AND/OR EUTECTIC CRYSTAL OF KOJIC ACID, COMPOSITIONS COMPRISING THE SAME, PROCESS OF PRODUCING THE SAME, AND USES THEREOF

#5
20220081421
2022-03-17

ANTIBACTERIAL COMPOUNDS

#6
20210139518
2021-05-13

NOVEL POLYMORPHIC FORM OF FERRIC MALTOL

#7
20210100785
2021-04-08

Solid forms comprising 4-amino-2-(2,6-dioxopiperidine-3-yl)isoindoline-1,3-dione and a coformer, compositions and methods of use thereof

#8
20200308130
2020-10-01

Methods for producing ferric maltol compositions from elemental iron

#9
20200255413
2020-08-13

Antibacterial compounds

#10
20200247818
2020-08-06

Stereoselective process for preparing substituted polycyclic pyridone derivatives

#11
20200247771
2020-08-06

Co-crystal and/or eutectic crystal of kojic acid, compositions comprising the same, process of producing the same, and uses thereof

#12
20200223866
2020-07-16

Synthesis of polycyclic-carbamoylpyridone compounds

#13
20200031761
2020-01-30

P62-ZZ chemical inhibitor

#14
20190321349
2019-10-24

Solid forms comprising 4-amino-2-(2,6- dioxopiperidine-3-yl)isoindoline-1,3-dione and a coformer, compositions and methods of use thereof

#15
20190127344
2019-05-02

Methods for producing ferric maltol compositions from ferrous hydroxides

#16
20190106449
2019-04-11

Methods for producing ferric maltol compositions from ligand modified and ligand coated ferric hydroxides

#17
20190106398
2019-04-11

Compositions and methods for inhibiting influenza RNA polymerase PA endonuclease

#18
20180370940
2018-12-27

SALICYLIC ACID DERIVATIVE, METHOD FOR PREPARING SAME, AND COSMETIC COMPOSITION FOR WHITENING COMPRISING SAME

#19
20180370939
2018-12-27

Hydroxyl pyranone compound, method for producing same, and cosmetics composition comprising compound

#20
20180354925
2018-12-13

Hydroxyl pyranone compound, method for producing same, and cosmetics composition comprising compound

#21
20180319761
2018-11-08

Pyrone based compounds for treating bacterial infections

#22
20180273406
2018-09-27

Compositions, methods, and devices for capturing phosphate from water

#23
20180200245
2018-07-19

Solid forms comprising 4-amino-2-(2,6-dioxopiperidine-3-yl)isoindoline-1,3-dione and a coformer, compositions and methods of use thereof

#24
20180148412
2018-05-31

Process for the preparation of intermediate of dolutegravir

#25
20180050052
2018-02-22

Neprilysin inhibitors

#26
20180022757
2018-01-25

Synthesis of polycyclic-carbamoylpyridone compounds

#27
20170088532
2017-03-30

INHIBITORS OF LPXC

#28
20170020904
2017-01-26

Neprilysin inhibitors

#29
20160039785
2016-02-11

Solid forms comprising 4-amino-2-(2,6-dioxopiperidine-3-yl)isoindoline-1,3-dione and a coformer, compositions and methods of use thereof

#30
20160002211
2016-01-07

Method of producing pyrone and pyridone derivatives

#31
20150368264
2015-12-24

SYNTHESIS OF POLYCYCLIC-CARBAMOYLPYRIDONE COMPOUNDS

#32
20150353469
2015-12-10

Derivatives of the sinapinic acid

#33
20150335667
2015-11-26

Substituted (3S,11AR)-N-[(2,4-difluorophenyl)methyl]-6-oxy-3-methyl-5,7-dioxo-2,3,5,7,11,11A-hexahydro[1,3]oxazolo[3,2-A]pyrido[1,2-D]pyrazine-8-carboxamides as HIV agents

#34
20150315177
2015-11-05

Substituted quinones or analogues as colouring agents

#35
20150306002
2015-10-29

3-HYDROXY-4-OXO-4H-PYRAN- OR 3-HYDROXY-4-OXO-1,4-DIHYDROPYRIDINE DERIVATIVES AS PROTEIN-ADHESIVE ACTIVE SUBSTANCES

#36
20150218120
2015-08-06

HIV INTEGRASE INHIBITORS

#37
20150210690
2015-07-30

Neprilysin inhibitors

#38
20150175607
2015-06-25

p62-ZZ chemical inhibitor

#39
20150174089
2015-06-25

Substituted aminobutyric derivatives as neprilysin inhibitors

#40
20150133463
2015-05-14

Multicomponent crystals comprising dasatinib and selected co-crystal formers

#41
20150031876
2015-01-29

Method for producing pyrone and pyridone derivatives

#42
20150025247
2015-01-22

Esters of O-substituted hydroxy carboxylic acids and preparations thereof

#43
20140364603
2014-12-11

Neprilysin inhibitors

#44
20140256961
2014-09-11

2-(2-hydroxy-2-phenylethyl)-3-[(phenylmethyl)oxy]-4H-pyran-4-one of the formula P-3 and/or 2-[(E)-2-phenylethenyl]-3-[(phenylmethyl)oxy]-4H-Pyran-4-one of the formula P-4

#45
20140256679
2014-09-11

Substituted (3S, 11aR)-N-[(2,4-difluorophenyl)methyl]-6-oxy-3-methyl-5,7-dioxo-2,3,5,7,11,11a-hexahydro[1,3]oxazolo[3,2-a]pyrido[1,2-d]pyrazine-8-carboxamides of formula (I) useful as HIV agents

#46
20140228439
2014-08-14

Ketone compounds and compositions for cholesterol management and related uses

#47
20140142137
2014-05-22

HIV INTEGRASE INHIBITORS

#48
20140088064
2014-03-27

Process of forming iron hydroxypyrone compounds

#49
20140039207
2014-02-06

4-oxo-3-[(phenylmethyl)oxy]-4H-pyran-2-carboxylic acid

#50
20130267586
2013-10-10

Compound

#51
20130261316
2013-10-03

Neprilysin inhibitors

#52
20120252830
2012-10-04

Substituted aminobutyric derivatives as neprilysin inhibitors

#53
20120245135
2012-09-27

Gallium Complexes, Pharmaceutical Compositions And Methods Of Use

#54
20120213806
2012-08-23

Neprilysin inhibitors

#55
20120129930
2012-05-24

Ketone compounds and compositions for cholesterol management and related uses

#56
20120095061
2012-04-19

Fluorinated derivatives of deferiprone

#57
20120041032
2012-02-16

Metalloprotein inhibitors

#58
20120035255
2012-02-09

Derivative of [(3-hydroxy-4-pyron-2-yl)-methyl]-amine and use thereof as anti-neoplastic drugs

#59
20120029198
2012-02-02

Esters of O-substituted hydroxy carboxylic acids and preparations thereof

#60
20120022251
2012-01-26

Method of producing pyrone and pyridone derivatives

#61
20110200536
2011-08-18

CHELATORS, PARAMAGNETIC CHELATES THEREOF AND THEIR USE AS CONTRAST AGENTS IN MAGNETIC RESONANCE IMAGING (MRI)

#62
20110183940
2011-07-28

Methyl 3-(benzyloxy)-1-(2,2-dihydroxyethyl)-4-oxo-1,4-dihydropyridine-2-carboxylate and processes for the preparation thereof

#63
20110178169
2011-07-21

Use of 5-hydroxy-2-hydroxymethyl-γ-pyrone (HMP) as a leishmanicidal agent

#64
20110110865
2011-05-12

Paramagnetic chelates thereof and their use as contrast agents in magnetic resonance imaging (MRI)

#65
20100305145
2010-12-02

Substituted aminobutyric derivatives as neprilysin inhibitors

#66
20100298270
2010-11-25

Novel Compounds and Methods of Using Them

#67
20100249417
2010-09-30

Naphthyridine derivative monohydrate and method for producing the same

#68
20100216873
2010-08-26

5-hydroxy-2-methyl-4H-pyran-4-one esters as novel tyrosinase inhibitors

#69
20100173952
2010-07-08

Metalloprotein inhibitors

#70
20100137444
2010-06-03

Ketone compounds and compositions for cholesterol management and related uses

#71
20100098640
2010-04-22

Multidentate Pyrone-Derived Chelators for Medicinal Imaging and Chelation

#72
20090286987
2009-11-19

Metalloprotein inhibitors

#73
20090215887
2009-08-27

5-HYDROXY-2-METHYL-4H-PYRAN-4-ONE ESTERS AS NOVEL TYROSINASE INHIBITORS

#74
20090186138
2009-07-23

Method of Flavoring

#75
20090118506
2009-05-07

6,11-BRIDGED BIARYL MACROLIDES

#76
20090075915
2009-03-19

6,11-BICYCLOLIDES: BRIDGED BIARYL MACROLIDE DERIVATIVES

#77
20080242706
2008-10-02

Fluorinated derivatives of deferiprone

#78
20080161362
2008-07-03

Metalloprotein inhibitors

#79
20070155704
2007-07-05

Ketone compounds and compositions for cholesterol management and related uses

#80
20070149615
2007-06-28

Ketone compounds and compositions for cholesterol management and related uses

#81
20070117848
2007-05-24

Metalloprotein inhibitors

#82
20060251742
2006-11-09

Kavalactone product

#83
20060251715
2006-11-09

Oral delivery of a botanical

#84
20060205794
2006-09-14

Phenethanolamine derivative for the treatment of respiratory diseases

#85
20060205732
2006-09-14

Heterocyclic carboxamides and their use as fungicides

#86
20050250754
2005-11-10

Method of forming iron hydroxypyrone compounds

#87
20050192347
2005-09-01

Urea and thiourea compounds and compositions for cholesterol management and related uses

#88
20050165021
2005-07-28

Polycyclic aryl and heteroaryl substituted 4-pyrones useful for selective inhibition of the coagulation cascade

#89
20050089584
2005-04-28

Methods and compositions for oral delivery of Areca and mate' or theobromine

#90
20050069596
2005-03-31

Compositions and methods comprising kava and anti-anxiety compounds

#91
20050054629
2005-03-10

Compounds and methods of treating cell proliferative diseases

#92
20050053678
2005-03-10

Methods and compositions for betel nut chewing gum