Question

Why proline and hydroxyproline is give yellow color with ninhydrin?

Answer 1

Swãdesh friend....❣❣)

Hërë is ur answer= The imino acids proline and hydroxyproline also react with ninhydrin but they give a yellow colored complex instead of a purple one besides amino other complex structures such a peptides peptones
and proteins also react positively when subjected to the ninhydrin reaction.


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Answer 2

by the reaction
I hope this will help you