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What causes the reaction of tyrosine and histidine in pauly's test?

Sagot :

Answer:

Pauly's diazo Test

Sulphanilic acid upon diazotization in the presence of sodium nitrite and hydrochloric acid results in the formation a diazonium salt. The diazonium salt formed couples with either tyrosine or histidine in alkaline medium to give a red coloured chromogen (azo dye).

Explanation:

source: Gøöglë

Answer:

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