Process for preparing 5-chloro-2, 3-dihydro-1h-inden-1-one
AssigneesAdama Makhteshim Ltd., Nankai University
InventorsWei LI, Yu ZHAO, Dingwen MIAO, Mannam SREEDEVI, Bijukumar Gopinathan PILLAI
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Abstract
The present disclosure provides a process for preparing 5-chloro-2,3-dihydro-1H-inden-1-one and the 5-chloro-2,3-dihydro-1H-inden-1-one prepared by the process. The present disclosure also provides a process for preparing Indoxacarb and the Indoxacarb prepared by the process.
Claims23
A process for preparing 5-chloro-2,3-dihydro-1H-inden-1-one comprising contacting 3-chloro-1-(4-chlorophenyl)-1-propanone continuously with a catalyst in the presence of an inert carrier gas at a gas hourly space velocity (GHSV) of 0.5 to 50 milliliter per minute per gram of catalyst.
Dependencies are inferred from the claim text.