In order for the ninhydrin test to work , what functional group must be present

Question

In order for the ninhydrin test to work , what functional group must be present ?
Someone please help me understand the questions you see in the pics In order for the ninhydrin test to work what functional group must be present? According to the equation for the ninhydrin reaction with an amino acid Uee Background section), an aldehyde and CO2 are products. What parts of the amino acid give rise to these products? Phenylalanine will give a xanthoprotein test with concentrated nitric acid. Predict the structure oi the expected yellow-colored compound. Does gelatin contain tyrosine? How do you know?

Explanation / Answer

ninhydrine reacts with alpha amino acid which is present in both amino acid and protein

Because amino acids contain a free amino group, they are readily detected with ninhydrin reagent which reacts with free amino groups to form a purple or violet colored substance

Related Questions

Navigate

• Browse (All)
• Browse I
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.