Patent · US Active

Process for preparing sulfuric monoesters from amino alkanols

US7888524B2 · kind B2 · utility

0Cited by

2References

15Claims

0Family size

Assignee

BASF SE

Inventors

Jacques Dupuis · Ludwigshafen, DE
Reinhard W. Hoffmann · Hanhofen, DE
Ekhard Winkler · Mutterstadt, DE
Manfred Winter · Dittelsheim-Heßloch, DE

Key dates

Filing date	Nov 23, 2006
Grant date	Feb 15, 2011
Priority date	—
Expiry date	Sep 28, 2027

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C303/24
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

Process for the preparation of sulfuric acid monoesters of aminoalkanols by reacting sulfuric acid with aminoalkanols and removing the water forming in the reaction from the reaction mixture, sulfuric acid and at least one aminoalkanol being mixed and the hot reaction mixture forming being passed with turbulent flow into a container and being quenched therein with a fluid.

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