ClassID:

93291

C07C303/16 - CPC Classification

Classification description:

Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof by oxidation of thiols, sulfides, hydropolysulfides, or polysulfides with formation of sulfo or halosulfonyl groups

Recent Application in this class:
#1
20250162984
2025-05-22

PROCESS FOR PRODUCING ALKYL SULFONIC ACID

#2
20230406817
2023-12-21

METHOD FOR ENZYMATIC OXIDATION OF SULFINIC ACIDS TO SULFONIC ACIDS

#3
20220363627
2022-11-17

PROCESS FOR CONVERTING DISULFIDES TO CONVERSION PRODUCTS AND PROCESS FOR PRODUCING CYSTEIC ACID

#4
20220080370
2022-03-17

Process for producing surfactant having two head groups and a single tail group per molecule

#5
20190077748
2019-03-14

Process for operating a plant for preparing an alkanesulfonic acid

#6
20190071394
2019-03-07

Process for the preparation of an alkanesulfonic acid

#7
20180354897
2018-12-13

Process for preparing an alkanesulphonic acid

#8
20180133704
2018-05-17

Catalyst for oxidation reactions, a method for its preparation and the use thereof

#9
20160304446
2016-10-20

Process for preparing alkanesulfonic acids

#10
20140066640
2014-03-06

Direct trifluoromethylations using trifluoromethane

#11
20120277332
2012-11-01

Organic superacid monomers containing a bis-sulfonic acid group and methods of making and using the same

#12
20110263894
2011-10-27

Method for compressing gases containing hydrogen sulfide

#13
20110172138
2011-07-14

Dimethyl disulphide derived at least partially from renewable materials

#14
20100249431
2010-09-30

PROCESS FOR MANUFACTURING DISULFONIC ACID COMPOUND, ASYMMETRIC MANNICH CATALST, PROCESS FOR MANUFACTURING BETA-AMINOCARBONYL DERIVATIVE, AND NOVEL DISULFONATE

#15
20060178536
2006-08-10

Process for the synthesis of hydrogenofluoromethylenesulphonyl radical derivatives

#16
20060106252
2006-05-18

Process for producing fluorinated sulfonyl fluoride compound

#17
20060008410
2006-01-12

Purification of hydrochloric acid obtained as by-product in the synthesis of methanesulfonic acid

#18
14622429
2017-02-14

Sulfur composites and polymeric materials from elemental sulfur