Neu reagent

Compounds with hydroxy groups, such as flavonoids, sugars, or hydroxy acids, often react with 1% diphenyl boric acid (3-aminoethylester in methanol or ethanol. Various colors are formed by many natural products Neu reagent). 

Pyrones (a- and Neu reagent Fluorescent spots under long-wave 1... 

Neu reagent A 1% methanolic solution of the (3-aminoethylester of diphenylboric acid is sprayed on the plate to yield fluorescent spots under long-wave UV light. 

No. 28 Natural products-polyethylene glycol reagent (Nl /PEG) (=NEU-reagent)... 

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See also in sourсe #XX -- [ ]

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