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Synthetic Communications
An International Journal for Rapid Communication of Synthetic Organic Chemistry
Volume 23, 1993 - Issue 5
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Original Articles

A Selective Protection of 2,3-Diaminopropionic Acid

M. S. Egbertson Department of Medicinal, Chemistry Merck Research Laboratories, West Point, PA. 19486
,
C. F. Homnick Department of Medicinal, Chemistry Merck Research Laboratories, West Point, PA. 19486
&
G. D. Hartman Department of Medicinal, Chemistry Merck Research Laboratories, West Point, PA. 19486
Pages 703-709 | Received 23 Sep 1992, Published online: 27 Oct 2006
 
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Abstract

A two step selective protection of 2,3-diaminopropionic acid yields the useful diaminopropionic acid methyl ester 3a. Further manipulation yields 2(S)-(N-benzyloxycarbonylamino)-3-aminopropionic acid methyl ester hydrochloride 5 in >99.9%ee.

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