ClassID:

93287

C07C303/08 - 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 substitution of hydrogen atoms by sulfo or halosulfonyl groups by reaction with halogenosulfonic acids

Recent Application in this class:
#1
20250034086
2025-01-30

PRODUCTION PROCESS FOR 3,5-DI-TERT-UTYLBENZENESULFONIC ACID

#2
20240124381
2024-04-18

Renewable Bio-advantaged plasticizer generated by reductive coupling of lignin-derived aromatics

#3
20220356151
2022-11-10

AMPHOTERIC COMPOUNDS

#4
20190218106
2019-07-18

EMM-28, a novel synthetic crystalline material, its preparation and use

#5
20190115594
2019-04-18

Stable positive side material for all-organic flow battery

#6
20180251423
2018-09-06

1-sulfonamido-4-aryloxy compounds, and preparation method and medicinal application thereof

#7
20180237459
2018-08-23

METHOD FOR COUPLING AN AROMATIC OR VINYLIC COMPOUND TO A BORON-CONTAINING COMPOUND

#8
20170158521
2017-06-08

EMM-28, a novel synthetic crystalline material, its preparation and use

#9
20170081277
2017-03-23

Amphoteric compounds

#10
20120277332
2012-11-01

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

#11
20120213726
2012-08-23

BIO-BASED LINEAR ALKYLPHENYL SULFONATES

#12
20090326258
2009-12-31

PROCESS FOR THE PREPARATION OF SUBSTITUTED TETRALIN AND SUBSTITUTED INDANE DERIVATIVES

#13
20090234154
2009-09-17

Process for the preparation of tamsulosin and intermediates thereof

#14
20080096962
2008-04-24

Process for the preparation of substituted tetralin and substituted indane derivatives

#15
20070155989
2007-07-05

Synthesis of optically pure(r)-5-(2-amynopropyl)-2-methoxybenzenesulphonamide

#16
20070032550
2007-02-08

Salts and methods for their preparation

#17
20070015939
2007-01-18

Process for preparation of tamsulosin and its aralkylamine derivatives

#18
20060241328
2006-10-26

Method for producing alkyl aromatic compounds

#19
20050240049
2005-10-27

Process for the preparation of substituted tetralin and substituted indane derivatives

#20
20050107608
2005-05-19

Ligands for use in catalytic processes

#21
20050054876
2005-03-10

Sulphonation of phenols