Patent · US Active

Process for preparing 6-iodo-2-oxindole

US8975418B2 · kind B2 · utility

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0References

19Claims

0Family size

Assignee

Boehringer Ingelheim International GmbH · DE

Inventors

Wenjian Shi · Suzhou, CN
Yanli Song · Shanghai, CN
Yuhui Bao · Shanghai, CN
Jun Lu · East Longmeadow, US
Yao Huang · Shanghai, CN
Dirk Weber · Basel, CH

Key dates

Filing date	Aug 29, 2013
Grant date	Mar 10, 2015
Priority date	—
Expiry date	Aug 29, 2033

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D209/42
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

Disclosed is a method for the synthesis of 6-iodo-2-oxindole useful as intermediate in the manufacture of pharmaceutically active ingredients. Also disclosed is a novel intermediate used in the synthesis of this compound.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.