NEST2016ChemistryAmines
4-Amino salicylic acid, called PAS, is an anti-tuberculosis drug. The proper method for its preparation involves a reaction of
Options
- A3 -aminophenol with chloroform in an alkaline medium.
- B3-aminophenol with carbon dioxide in an alkaline medium under pressure.
- Cconc. HNO ₃ and conc. H ₂ SO ₄ on salicylic acid followed by catalytic reduction using H ₂ / Ni .
- Dchlorine (limited amount) with 4 -aminobenzoic acid in the presence of FeCl ₃ , followed by boiling the produc
Correct answer
B. 3-aminophenol with carbon dioxide in an alkaline medium under pressure.
Step-by-step solution
No solution available.