ChemInform Abstract: Synthesis of Ring-H
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R. JAIN; B. AVRAMOVITCH; L. A. COHEN
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Article
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2010
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John Wiley and Sons
β 29 KB
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Synthesis of Ring-Halogenated Histidines and Histamines. -Histamines (or the corresponding histidine methyl esters) are halogenated predominantly in 5 position leading to monohalo compounds (III), which may be used for the preparation of mixed dihalo derivatives, such as (IV). 2-Halo derivatives ar