THE ACTION OF ACETIC ANHYDRIDE AND PYRIDINE ON AMINO ACIDS
نویسندگان
چکیده
منابع مشابه
The Action on Tyrosine and on Phxnylamino- Acetic Acid of Acetic Anhydride and Acetone in the Presence of Pyridine
There are recorded in literature several instances in which the acylation of amino acids in the presence of pyridine proceeded abnormally. ’ We have encountered an unexpected reaction in attempting to acetylate I-tyrosine suspended in. a solution of pyridine in commercial acetic anhydride (containing 90 to 95 per cent of the pure anhydride). From the reaction product a orystalline substance, CM...
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In a previous investigation du Vigneaud and Sealock (1) have reported that the sodium salt of acetyl-l-tryptophane in aqueous solution at 35-40” is completely racemized by acetic anhydride within a few hours. The ease of racemization and particularly the mild conditions under which the reaction occurred seemed to us to offer an excellent method for racemizing amino acids if the reaction should ...
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ژورنال
عنوان ژورنال: Journal of Biological Chemistry
سال: 1928
ISSN: 0021-9258
DOI: 10.1016/s0021-9258(18)83938-2