Which of the following reagents will react with furan to form 2-furansulfonic
acid?
(a) SO3 in pyridine at 100°C
(b) Dilute H2SO4 at 200°C
(c) SO2 at 100°C
(d) Dilute H2SO4 at 100°C
acid?
(a) SO3 in pyridine at 100°C
(b) Dilute H2SO4 at 200°C
(c) SO2 at 100°C
(d) Dilute H2SO4 at 100°C