1192-20-7Relevant articles and documents
Preparation method of alpha-amino-gamma-butyrolactone and salt of alpha-amino-gamma-butyrolactone
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Paragraph 0027-0032, (2020/03/25)
The invention discloses a preparation method of alpha-amino-gamma-butyrolactone and a salt of alpha-amino-gamma-butyrolactone. The preparation method has the advantages of mild reaction, simple operation and high yield, and a byproduct methyl phenyl thioether compound prepared by the preparation method can be recovered to be a corresponding benzyl halide by halogen introduction and other methods,the recovery rate is 72.9%, and the reagent production cost is greatly reduced. The preparation method comprises a following step: reacting methionine with a benzyl halide reagent in an organic solution to obtain the alpha-amino-gamma-butyrolactone and the salt of the alpha-amino-gamma-butyrolactone.
Synthesis method of 2-amino-gamma-butyrolactone hydrochloride
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Paragraph 0025; 0026; 0027, (2017/01/02)
The invention discloses a synthesis method of 2-amino-gamma-butyrolactone hydrochloride (I) for a kind of important chemical, dye, pesticide and medical intermediates. The synthesis method includes the following steps: taking a gamma-butyrolactone compound (II) and a nitroso ester compound (III) as raw materials to react with each other to obtain 2-(hydroxyl imino)-gamma-butyrolactone (IV), and subjecting the compound (IV) to reduction reaction and acidification to obtain the 2-amino-gamma-butyrolactone hydrochloride (I). The method used for preparing the product compound (I) is mild in condition, simple to operate, high in yield, low in environmental pollution, easier for industrial production and the like.
ON THE ANTIBIOTIC ACTION OF ALPHA-AMINO-GAMMA-BUTYRYL-LACTONE EXTRACTED
STARON,ALLARD,NGUYENDAT XUONG,CHAMBRE,GRABOWSKI
, p. 3114 - 3117 (2007/10/04)
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