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Preformed a-Amino Carbonyl Compounds

TABLE n.l PYRAZINES (AND DIHYDROPYRAZINES) PREPARED FROM a-AMlNO CARBONYL COMPOUNDS [Pg.12]

2-Amino-2-deoxy-D-mannose (Fructosazine) 2,5-Bis( V)-arabo -tetrahydroxybuty 1) 183 [Pg.12]

In addition to the preparations listed in Table II.1, Gabriel and Colman (187) have obtained, from the reaction of aminoacetone hydrochloride with potassium hydroxide, a liquid base (188, 189) that has now been assigned the structure 2,5 -dimethyl-3,6-dihydropyrazine (190). [Pg.12]


In the following survey, the literature preparations of some pyrazines (and also dihydro derivatives) from preformed a-amino carbonyl compounds (irrespective... [Pg.11]


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