Which would be the product when furan undergoes sulfonation in the presence of SO3 and pyridine?

Related MCQs

• Pyrrole undergoes sulfonation in presence of _______to produce pyrrole – 2 – sulfonic acid.
• Identify the reaction: when furan react with aryl diazonium chloride in the presence of strong alkali to produce 2 – aryl furan.
• Furan on treatment with acid undergoes protonation and form________.
• Furan probably undergoes to ___________ reaction.
• Which product will be produced when pyrrole undergoes catalytic reduction in presence of hydrogen gas and Ni metal?
• Friedel craft acetylation of furan by using acetic anhydride is carried out in the presence of catalyst______.
• Sulfonation of thiophene can be carried out by using______________.
• Pyrrole undergoes iodination in presence of Iodine and potassium iodide to produce_____.
• What is the correct order of reactivity (most reactive first) of pyrrole, furan and thiophene towards electrophiles?
• Which heteroatom present in Furan?