The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 01, 2008
Filed:
Feb. 18, 2005
Matthias Pascaly, Münster, DE;
Dietrich Maaβ, Altenberge, DE;
Dieter Buβ, Aschaffenburg, DE;
Burghard Grüning, Essen, DE;
Gunter Latoschinski, Marl, DE;
Tim Pöpken, Friesoythe, DE;
Christian Weitemeyer, Essen, DE;
Matthias Pascaly, Münster, DE;
Dietrich Maaβ, Altenberge, DE;
Dieter Buβ, Aschaffenburg, DE;
Burghard Grüning, Essen, DE;
Gunter Latoschinski, Marl, DE;
Tim Pöpken, Friesoythe, DE;
Christian Weitemeyer, Essen, DE;
Goldschmidt GmbH, Essen, DE;
Abstract
The invention provides a process for preparing amino acid esters and/or their acid addition salts from monomeric or polymeric amino acids, peptides, proteins and alcohols, which comprises carrying out the reaction in supercritical alcohols, preferably at pressures and temperatures which are at least 5% above the critical parameters, the alcohols serving both as the solvent and as reactants.