C07C309/86 - CPC Classification Index

ClassID:

93410 ⎘

C07C309/86 - CPC Classification

Classification description:

Sulfonic acids; Halides, esters, or anhydrides thereof; Halides of sulfonic acids having halosulfonyl groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton

Sub-classes:

C07C309/87 » containing singly-bound oxygen atoms bound to the carbon skeleton 14
C07C309/88 » containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton 16
C07C309/89 » containing carboxyl groups bound to the carbon skeleton 7

Recent Application in this class:

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2021-12-02

Dual surfactant digester additive composition and a method for enhancing the pulping of wood chips using the same

20100249462

2010-09-30

Method for producing 3-mercaptoaniline compound

20100063076

2010-03-11

Endothelin receptor antagonists

20090163547

2009-06-25

Indene derivatives, their preparation and use as medicaments

20090053612

2009-02-26

Electrolytic solutions and battery

20090005394

2009-01-01

Endothelin receptor antagonists

20050113567

2005-05-26

Perfluoroisopropylbenzene derivative

20050107608

2005-05-19

Ligands for use in catalytic processes