C07C51/58 - CPC Classification Index

ClassID:

91811 ⎘

C07C51/58 - CPC Classification

Classification description:

Preparation of carboxylic acids or their salts, halides or anhydrides Preparation of carboxylic acid halides

Sub-classes:

C07C51/60 » by conversion of carboxylic acids or their anhydrides {or esters, lactones, salts} into halides with the same carboxylic acid part 101
C07C51/62 » by reactions not involving the carboxylic acid halide group 19
C07C51/64 » Separation; Purification; Stabilisation; Use of additives 27

Recent Application in this class:

20230373898

2023-11-23

METHOD FOR PRODUCING CARBONYL HALIDE

20220041955

2022-02-10

Carboxylic acid ester compound, production method thereof, and fragrance composition

20210317062

2021-10-14

Synthesis of trifluoroacetyl iodide (TFAI) from trifluoroacetyl chloride (TFAC) and hydrogen iodide (HI) in a liquid phase reaction

20210171680

2021-06-10

Branched perfluorovinyl ether compounds, methods of making the same, and fluoropolymers derived from the branched perfluorovinyl ether compounds

20190144370

2019-05-16

Methods for converting fluorinated compounds

20160176805

2016-06-23

Process for manufacturing haloacetamides

20160152545

2016-06-02

Process for producing fluorinated compound

20150299088

2015-10-22

Method for producing dry etching gas

20150239823

2015-08-27

Alicyclic dicarboxylic acid ester compound and manufacturing method thereof

#10

20140206900

2014-07-24

Method for preparing high purity mono-hydrolyzed acyl halide compound

#11

20140039217

2014-02-06

Process for the production of 4-chloroacetoacetyl chloride, 4-chloroacetoacetic acid esters, amides and imides

#12

20140031588

2014-01-30

Method for purifying difluoroacetic acid chloride

#13

20130338403

2013-12-19

Alicyclic alcohol

#14

20130338394

2013-12-19

Process for the preparation of enolate salts of 4-fluoro-2-hydroxymethylene-3 oxo-butyrates

#15

20130245289

2013-09-19

Process for producing perfluorinated organic compounds

#16

20130012740

2013-01-10

Method for producing difluoroacetyl chloride

#17

20120238784

2012-09-20

Method for producing alicyclic alcohol

#18

20120190892

2012-07-26

Process for the preparation of a halogenoacetyl fluoride and its derivatives

#19

20120053365

2012-03-01

Method of producing acid halide and acid halide

#20

20120004461

2012-01-05

Method for converting aromatic aldehydes to aromatic acyl halides

#21

20110301378

2011-12-08

Process for the preparation of esters of 4-fluorosubstituted 3-oxo-alcanoic acids

#22

20110251427

2011-10-13

Polyfluoralkane carboxylic acid (or its salt) and process for producing the same

#23

20110213182

2011-09-01

Process for the manufacture of fluorosurfactants

#24

20110112321

2011-05-12

Alkali metal fluoride dispersion and process for producing fluorine-containing organic compound using the same

#25

20110065955

2011-03-17

Method for preparing difluoroacetic acid and salts thereof

#26

20100273968

2010-10-28

Addition reaction to fluoroallylfluorosulfate

#27

20100197963

2010-08-05

Fluorinated oxy-carboxylic acids, derivatives, and methods of preparation

#28

20100185013

2010-07-22

PROCESS FOR FORMING ALPHA, BETA-UNSATURATED CARBONYL HALIDES

#29

20100181186

2010-07-22

Process for obtaining a purified hydrofluoroalkane

#30

20080083606

2008-04-10

SEPARATION OF ACIDS FROM CHEMICAL REACTION MIXTURES BY MEANS OF IONIC LIQUIDS

#31

20070083064

2007-04-12

Fluorinated adamantane derivative

#32

20060205970

2006-09-14

Production of carboxylic acids or carboxylic acid esters

#33

20060178530

2006-08-10

Method for producing substituted arylcarboxylic acid chlorides

#34

20050113606

2005-05-26

Continuous production of chlorodifluoroacetyl fluoride via chlorotrifluoroethylene oxidation

#35

20050101799

2005-05-12

Production process for high purity tricyclo-[5.2.1.0]decane-2-carboxylic acid ester

#36

20050087434

2005-04-28

Method and apparatus for transforming chemical fluids using halogen or oxygen in a photo-treatment process

#37

20050080291

2005-04-14

Process for preparing acylfluorides

#38

20050038300

2005-02-17

Method for producing diene compound

#39

20050020857

2005-01-27

Method for the separation of acids from chemical reaction mixtures by means of ionic fluids