Patent · US Active

2-Bromoanaline and 2-chloroaniline compounds

US7408076B2 · kind B2 · utility

0Cited by

0References

4Claims

0Family size

Assignee

Boehringer Ingelheim International GmbH · DE

Inventors

Guisheng Li · Richmond, US
Jianxiu Liu · Richmond, US
Zhi-Hui Lu · Glen Allen, US
Frank Roschangar · Glen Allen, US
Chris Hugh Senanayake · Brookfield, US
Ming-Tung Shen · Guilford, US

Key dates

Filing date	Aug 29, 2006
Grant date	Aug 5, 2008
Priority date	—
Expiry date	Aug 29, 2026

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C2601/04
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

Disclosed are 2-bromoaniline or 2-chloroaniline compounds of formula (I):wherein R, R1 and X are as defined. The compounds are useful as intermediates for preparing indole compounds.

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