Amino acids can be prepared (as their conjugate bases) by the reaction of a bromine substituted carboxylic

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Amino acids can be prepared (as their conjugate bases) by the reaction of a bromine substituted carboxylic acid with excess ammonia.

(a) The conjugate base of the amino acid alanine is formed in the following reaction. Show the structure of the product and explain why an excess of ammonia is required. Explain which mechanism the reaction follows.

(b) Show how a similar reaction could be used to prepare the conjugate base of the amino acidphenylalanine.

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Organic Chemistry

ISBN: 978-0534389512

2nd Edition

Authors: Joseph M. Hornback

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Question Posted: Jan 07, 2011 04:48 AM

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Amino acids can be prepared (as their conjugate bases) by the reaction of a bromine substituted carboxylic

Question:

Br O CH,CHCOH + NH3 NH, 0 PHCH,CH-CO

Step by Step Answer:

a An excess of ammonia is required because the first ammonia r...View the full answer

Organic Chemistry

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