IDiyas

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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.:

US 8143052 B1

PDFFull Text
Date of Patent:
Mar. 27, 2012

Filed:

Aug. 25, 2006

Process for preparing optically active (s or r)-α amino acid and (r or s)-α amino acid ester in one phase organic reaction medium

Applicants:

Yasuhito Yamamoto, Ube, JP;

Hiroyuki Miyata, Ube, JP;

Tadayoshi Konegawa, Ube, JP;

Inventors:

Yasuhito Yamamoto, Ube, JP;

Hiroyuki Miyata, Ube, JP;

Tadayoshi Konegawa, Ube, JP;

Assignee:

UBE Industries, Ltd., Ube-Shi, JP;

Attorney:

Birch, Stewart, Kolasch & Birch, LLP

Primary Examiner:

Sandra Saucier

Int. Cl.
CPC ...
C12P 41/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention discloses a process for preparing an optically active (S or R)-α-amino acid represented by the formula (II):

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