Poc 3

Pyrrole is synthesised from

• Furans

• 1 4dicarbonyl čompouňd

• Haloketones

• ALL

Condensation of aminocarbonyl compound with activatedketone using knorr synthesis forms

• Pyrrole

• Furan

• Thiophene

• None

Pyrrole is present in

• Atorvastatin

• Glycopyrrolate

• A and b

• None

Feist benary synthesis is usedfor synthesis of

• Pyrrole

• Furan

• Thiophene

• None

Electrophilic substitution in furan occurs at

• C3

• C2

• C4

• C5

Furan undergo ñitrationand form

• 2 nitrofuran

• 2 5dinitŕofuran

• Both a and b

• None

Furan is present

• Nitrofurazone

• Furazolidone

• Ranitidine

• All

Sulphur present in thiophene is

• Sp2 hybridized

• Sp3

• Sp

• None

Hinsberg synthesis isused for synthesis of

• Furan

• Thiophene

• Pyrrole

• Pyridine

Thiophene undergo reduction and form

• Butane

• Tetrahydrothiophene

• Dihydrothiophene

• A and B