C07C21/215 - CPC Classification Index

ClassID:

90977 ⎘

C07C21/215 - CPC Classification

Classification description:

Acyclic unsaturated compounds containing halogen atoms containing carbon-to-carbon double bonds Halogenated polyenes with more than two carbon-to-carbon double bonds

Recent Application in this class:

20220213345

2022-07-07

FLUORINE-CONTAINING ETHER COMPOUND, SURFACE TREATMENT AGENT, FLUORINE-CONTAINING ETHER COMPOSITION, COATING LIQUID, ARTICLE, AND COMPOUND

20220084835

2022-03-17

PLASMA ETCHING METHOD AND PLASMA ETCHING APPARATUS

20180305484

2018-10-25

Fluorine-containing compound having unsaturated bond, and surface modifier using the same

20170283354

2017-10-05

Process for the preparation of vitamin K2

20140275656

2014-09-18

(Z,Z,E)-1-chloro-6,10,12-pentadecatriene and method for preparing (Z,Z,E)-7,11,13-hexadecatrienal by using same

20110207967

2011-08-25

Process for the preparation of vitamin K2

20110004028

2011-01-06

PROCESS FOR PRODUCTION OF DIALCOHOL, PROCESS FOR PRODUCTION OF ALLYLHALIDE COMPOUND, AND ALLYLCHLORIDE COMPOUND