Question

The correct structure of Ruhemann's Purple, the compound formed in the reaction of ninhydrin with proteins is:

Options

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Answer 1

Explanation:

The ninhydrin test is used to identify the amino acids present in the sample. 2,2-dihydroxy-1,3-dione is the name of ninhydrin's chemical compound. A deep blue or violet precipitate of Ruheman's purple is produced when ninhydrin reacts with the protein's amine portion.

Ninhydrin

Ruheman's purple