Synthesize the pyrrole ring by using a traditional Hantzsch synthesis or Paal-Knorr pyrrole synthesis. For example, react 3-chloro-4-fluoroaniline with an appropriate keto compound or aldehyde under acidic conditions. Cyclization will occur to form the pyrrole ring.
If you need to purchase chemical raw materials, submit your demand information to get the latest quotations.
3-Chloro-4-fluorobenzaldehyde
METHANOL
